MCK / McKesson Corporation - SEC फाइलिंग, वार्षिक रिपोर्ट, प्रॉक्सी स्टेटमेंट

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US ˙ NYSE ˙ US58155Q1031

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LEI 549300WZWOM80UCFSF54
CIK 927653
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to McKesson Corporation
SEC Filings (Chronological Order)
यह पृष्ठ SEC फाइलिंग की एक पूरी, कालानुक्रमिक सूची प्रदान करता है, ओनरशिप फाइलिंग को छोड़कर, जो हम अन्यत्र प्रदान करते हैं।
August 6, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 6, 2025 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 6, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 6, 2025 EX-10.2

Form of Statement of Terms and Conditions Applicable to Awards Pursuant to the McKesson Corporation Management Incentive Plan, effective May 20, 2025.

FORM OF McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO AWARDS PURSUANT TO THE MANAGEMENT INCENTIVE PLAN Effective May 20, 2025 The following terms and conditions shall apply to awards made under the McKesson Corporation Management Incentive Plan (the “Plan”) to an executive, managerial or professional employee of the Company who is specifically designated as a participant in the Plan.

August 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKES

August 6, 2025 EX-10.1

McKesson Corporation Management Incentive Plan, as amended and restated May 20, 2025.

McKESSON CORPORATION MANAGEMENT INCENTIVE PLAN Amended and Restated Effective May 20, 2025 Table of Contents Page B.

August 6, 2025 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2026 FIRST QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2026 FIRST QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE IRVING, Texas, August 6, 2025 - McKesson Corporation (NYSE:MCK) today announced results for the first quarter ended June 30, 2025. First Quarter Highlights: •Consolidated revenues of $97.8 billion increased 23%. •Earnings per diluted share of $6.25 decreased $0.75. •Adjusted Earni

August 1, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 30, 2025 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 30, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 2, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐ Definit

June 20, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) Definit

June 20, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐ Definit

June 9, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 9, 2025 McKESSON CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 9, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

May 30, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 20, 2025 McKesson Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 20, 2025 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission File Nu

May 30, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 6555 State Hwy 161 Irving, TX 75039 (Address of Principal Executive Offices, and

May 30, 2025 EX-4.1

Officer’s Certificate, dated as of May 30, 2025, and related Form of 2030 Note, Form of 2032 Note, and Form of 2035 Note.

Exhibit 4.1 Execution Version McKESSON CORPORATION OFFICER’S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the “Company”), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated February 15, 2023 (the “Indenture”), by and between the Company, as Issuer, and U.S. Bank Trust Compan

May 30, 2025 EX-99.1

McKESSON CORPORATION 4.650% Notes due 2030 4.950% Notes due 2032 5.250% Notes due 2035 Underwriting Agreement

Exhibit 99.1 McKESSON CORPORATION 4.650% Notes due 2030 4.950% Notes due 2032 5.250% Notes due 2035 Underwriting Agreement May 20, 2025 Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019 United States of America BofA Securities, Inc. One Bryant Park New York, New York 10036 United States of America Deutsche Bank Securities Inc. One Columbus Circle New York, New York 10019 United Sta

May 22, 2025 424B5

$2,000,000,000 McKesson Corporation $650,000,000 4.650% Notes due 2030 $650,000,000 4.950% Notes due 2032 $700,000,000 5.250% Notes due 2035

Filed Pursuant to Rule 424(b)(5) Registration No. 333-269523 PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED FEBRUARY 2, 2023) $2,000,000,000 McKesson Corporation $650,000,000 4.650% Notes due 2030 $650,000,000 4.950% Notes due 2032 $700,000,000 5.250% Notes due 2035 The 4.650% notes due 2030, which we refer to as the “2030 notes,” will (unless earlier redeemed) mature on May 30, 2030. The 4.950% notes

May 22, 2025 EX-FILING FEES

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 MCKESSON CORP Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt 4.

May 20, 2025 424B3

Subject to Completion, dated May 20, 2025

The information in this preliminary prospectus supplement is not complete and may be changed.

May 20, 2025 FWP

Pricing Term Sheet MCKESSON CORPORATION $650,000,000 4.650% Notes due 2030 $650,000,000 4.950% Notes due 2032 $700,000,000 5.250% Notes due 2035

Filed Pursuant to Rule 433 Registration Statement No. 333-269523 Pricing Term Sheet MCKESSON CORPORATION $650,000,000 4.650% Notes due 2030 $650,000,000 4.950% Notes due 2032 $700,000,000 5.250% Notes due 2035 Issuer: McKesson Corporation Expected Ratings (Moody’s / S&P / Fitch)*: A3 (Stable) / BBB+ (Positive) / A- (Stable) Security Title: 4.650% Notes due 2030 4.950% Notes due 2032 5.250% Notes d

May 9, 2025 EX-21

List of Significant Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company. JURISDICTION OF ORGANIZATION McKesson International Bermuda IP3A Limited Bermuda McKesson Medical-Surgical Supply Chain Services LLC United States McKesson Plasma and Biologics LLC United States McKesson UK Finance I Limited United Kingdom McKesson

May 9, 2025 EX-4.16

Description of the Company’s Securities.

Exhibit 4.16 DESCRIPTION OF THE COMPANY’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following are brief descriptions of (a) the common stock, $0.01 par value per share (the “Common Stock”), (b) the 1.500% Notes due 2025 (the “2025 Notes”), (c) the 1.625% Notes due 2026 (the “2026 Notes”), and (d) the 3.125% Notes due 2029 (the “2029 Notes” and, collect

May 9, 2025 EX-10.24

Credit Agreement, dated as of May 8, 2025, among the Company, as borrower, the lenders party thereto, the letter of credit issuers party thereto, Bank of America, N.A., as administrative agent, and the other parties thereto

Exhibit 10.24 EXECUTION VERSION Published Deal CUSIP: 58155CAU8 Revolver CUSIP: 58155CAV6 364-DAY REVOLVING CREDIT AGREEMENT Dated as of May 8, 2025 among MCKESSON CORPORATION and CERTAIN SUBSIDIARIES, as the Borrowers, BANK OF AMERICA, N.A., as the Administrative Agent, JPMORGAN CHASE BANK, N.A. and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Co-Syndication Agents, BARCLAYS BANK PLC, CITIBANK, N.A

May 9, 2025 EX-10.23

, to the Credit Agreement dated as of November 7, 2022, among the Company, as borrower, the lenders party thereto, the letter of credit issuers party thereto, Bank of America, N.A. as administrative agent, and other parties

Exhibit 10.23 EXECUTION VERSION This SECOND AMENDMENT TO CREDIT AGREEMENT, dated as of May 8, 2025 (this “Amendment”), which amends that certain Credit Agreement, dated as of November 7, 2022 (as amended by that certain First Amendment to Credit Agreement, dated as of November 7, 2024, and as further amended, restated, amended and restated, supplemented or otherwise modified from time to time prio

May 9, 2025 EX-10.26

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2022 Stock Plan, effective April

Exhibit 10.26 OUTSIDE DIRECTOR Dividend Equivalent Units McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2022 STOCK PLAN I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of the Plan. This Statement o

May 9, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON COR

May 8, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 8, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

May 8, 2025 EX-99.1

McKESSON REPORTS FISCAL 2025 FOURTH QUARTER AND FULL YEAR RESULTS AND PROVIDES FISCAL 2026 GUIDANCE; ANNOUNCES INTENT TO SEPARATE MEDICAL-SURGICAL SOLUTIONS

Exhibit 99.1 McKESSON REPORTS FISCAL 2025 FOURTH QUARTER AND FULL YEAR RESULTS AND PROVIDES FISCAL 2026 GUIDANCE; ANNOUNCES INTENT TO SEPARATE MEDICAL-SURGICAL SOLUTIONS IRVING, Texas, May 8, 2025 - McKesson Corporation (NYSE:MCK) today announced results for the fourth quarter and fiscal year ended March 31, 2025. Fourth Quarter Highlights: •Consolidated revenues of $90.8 billion increased 19%. •E

February 27, 2025 CORRESP

February 27, 2025 Division of Corporation Finance Office of Trade & Services United States Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: McKesson Corporation Form 10-K for the Fiscal Year Ended March 31, 2024 Filed

February 27, 2025 Division of Corporation Finance Office of Trade & Services United States Securities and Exchange Commission 100 F Street, N.

February 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 M

February 5, 2025 8-K/A

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 5, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

February 5, 2025 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2025 THIRD QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2025 THIRD QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE IRVING, Texas, February 5, 2025 - McKesson Corporation (NYSE:MCK) today announced results for the third quarter ended December 31, 2024. Third Quarter Highlights: •Consolidated revenues of $95.3 billion increased 18%. •Earnings per diluted share of $6.95 increased $2.53. •Adjusted

February 5, 2025 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2025 THIRD QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2025 THIRD QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE IRVING, Texas, February 5, 2025 - McKesson Corporation (NYSE:MCK) today announced results for the third quarter ended December 31, 2024. Third Quarter Highlights: •Consolidated revenues of $95.3 billion increased 18%. •Earnings per diluted share of $6.95 increased $2.53. •Adjusted

February 5, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 5, 2025 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252

November 7, 2024 EX-10.1

First Amendment to Credit Agreement dated as of November 7, 2024, to the Credit Agreement dated as of November 7, 2022, among the Company, as borrower, the lenders party thereto, the letter of credit issuers party thereto, Bank of America, N.A. as administrative agent, and other parties thereto.

Exhibit 10.1 Execution Version This FIRST AMENDMENT TO CREDIT AGREEMENT, dated as of November 7, 2024 (this “Amendment”), which amends that certain Credit Agreement, dated as of November 7, 2022 (as amended, restated, amended and restated, supplemented or otherwise modified from time to time, the “Credit Agreement”; the Credit Agreement, as amended by this Amendment, the “Amended Credit Agreement”

November 6, 2024 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2025 SECOND QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2025 SECOND QUARTER RESULTS AND RAISES FULL YEAR ADJUSTED EPS GUIDANCE IRVING, Texas, November 6, 2024 - McKesson Corporation (NYSE:MCK) today announced results for the second quarter ended September 30, 2024. Second Quarter Highlights: •Consolidated revenues of $93.7 billion increased 21%. •Earnings per diluted share of $1.87 decreased $3.05. •Adju

November 6, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 6, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 10, 2024 8-K

Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 5, 2024 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission Fi

September 10, 2024 EX-99.1

McKESSON CORPORATION 4.250% Notes due 2029 Underwriting Agreement

Exhibit 99.1 Execution Version McKESSON CORPORATION 4.250% Notes due 2029 Underwriting Agreement September 5, 2024 Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013 HSBC Securities (USA) Inc. 66 Hudson Boulevard New York, New York 10001 U.S. Bancorp Investments, Inc. 214 N. Tryon St., 26th Floor Charlotte, North Carolina 28202 As Representatives of the several Underwriter

September 10, 2024 EX-4.1

Officer’s Certificate, dated as of September 10, 2024, and related Form of 2029 Note.

Exhibit 4.1 OFFICER’S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the “Company”), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated February 15, 2023 (the “Indenture”), by and between the Company, as Issuer, and U.S. Bank Trust Company, National Association, as Trustee, as

September 6, 2024 EX-FILING FEES

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 MCKESSON CORP Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt 4.

September 6, 2024 424B5

$500,000,000 McKesson Corporation 4.250% Notes due 2029

Filed Pursuant to Rule 424(b)(5) Registration No. 333-269523 PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED FEBRUARY 2, 2023) $500,000,000 McKesson Corporation 4.250% Notes due 2029 The 4.250% notes due 2029, which we refer to as the “notes,” will (unless earlier redeemed) mature on September 15, 2029. We will pay interest on the notes on March 15 and September 15 of each year, beginning on March 15,

September 5, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 5, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 5, 2024 424B3

Subject to Completion, dated September 5, 2024

The information in this preliminary prospectus supplement is not complete and may be changed.

September 5, 2024 FWP

Pricing Term Sheet MCKESSON CORPORATION $500,000,000 4.250% Notes due 2029

Filed Pursuant to Rule 433 Registration Statement No. 333-269523 Pricing Term Sheet MCKESSON CORPORATION $500,000,000 4.250% Notes due 2029 Issuer: Expected Ratings (Moody’s / S&P / Fitch)*: McKesson Corporation A3 (Stable) / BBB+ (Stable) / A- (Stable) Security Title: 4.250% Notes due 2029 Principal Amount: $500,000,000 Maturity Date: September 15, 2029 Interest Payment Dates: Semi-annually on Ma

August 26, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 26, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 26, 2024 EX-99.1

McKesson Signs Agreement to Acquire Controlling Interest in Florida Cancer Specialists & Research Institute’s Core Ventures Acquisition enhances McKesson’s integrated oncology platform; Florida Cancer Specialists & Research Institute to join The US O

Exhibit 99.1 McKesson Signs Agreement to Acquire Controlling Interest in Florida Cancer Specialists & Research Institute’s Core Ventures Acquisition enhances McKesson’s integrated oncology platform; Florida Cancer Specialists & Research Institute to join The US Oncology Network IRVING, Texas, August 26, 2024—McKesson Corporation (NYSE: MCK) announced today that it signed a definitive agreement to

August 7, 2024 EX-3.1

Certificate of Incorporation of McKesson Corporation

Exhibit 3.1 CERTIFICATE OF INCORPORATION OF McKESSON CORPORATION (Showing cumulative amendments through July 31, 2024)1 ARTICLE I. The name of the Corporation is McKesson Corporation. ARTICLE II. The address of the registered office of the Corporation within the State of Delaware is 2711 Centerville Road, Suite 400, Wilmington 19808, County of New Castle. The name of the registered agent of the Co

August 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 7, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKES

August 7, 2024 EX-3.1 2

Certificate of Amendment of Certificate of Incorporation, dated July 31, 2024

Exhibit 3.1.2 STATE OF DELAWARE CERTIFICATE OF AMENDMENT OF AMENDED AND RESTATED CERTIFICATE OF INCORPORATION McKesson Corporation (the “Corporation”), a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware, does hereby certify as follows: FIRST: Section 9 of Article VI of the Amended and Restated Certificate of Incorporation of the Corpora

August 7, 2024 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2025 FIRST QUARTER RESULTS

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2025 FIRST QUARTER RESULTS First Quarter Highlights: •Consolidated revenues of $79.3 billion increased 6%. •Earnings per diluted share of $7.00 decreased $0.02. •Adjusted Earnings per Diluted Share of $7.88 increased 8%. •McKesson's Board of Directors approved a 15% increase to the quarterly dividend, to $0.71 per share. This marks the eighth consec

August 2, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 31, 2024 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 31, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 8, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐ Definit

June 28, 2024 PX14A6G

NOTICE OF EXEMPT SOLICITATION Pursuant to Rule 14a-103

United States Securities and Exchange Commission Washington, D.C. 20549 NOTICE OF EXEMPT SOLICITATION Pursuant to Rule 14a-103 Name of the Registrant: McKesson Corporation Name of persons relying on exemption: Rhia Ventures Address of persons relying on exemption: 47 Kearny Street, San Francisco, CA 94108 Written materials are submitted pursuant to Rule 14a-6(g)(1) promulgated under the Securities

June 21, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) Definitiv

June 21, 2024 DEF 14A

DEF 14A (PDF VERSION)

June 21, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐ Definit

June 7, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐ Definitiv

June 3, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 28, 2024 McKESSON CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 28, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

June 3, 2024 EX-99.1

McKesson’s Board of Directors Elects Deborah Dunsire as New Director

Exhibit 99.1 McKesson’s Board of Directors Elects Deborah Dunsire as New Director IRVING, Texas, June 3, 2024 – – McKesson Corporation (NYSE: MCK) announced today that the McKesson board of directors has elected Dr. Deborah Dunsire as a director and member of the Compensation and Talent Committee and Finance Committee, effective June 3, 2024. “We’re pleased to welcome Deborah to the McKesson board

May 30, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 6555 State Hwy 161 Irving, TX 75039 (Address of Principal Executive Offices, and

May 8, 2024 EX-19.5

Share Repurchase and Sale Policy applicable to the Company.

Exhibit 19.5 Policy Name: Share Repurchase and Sale Policy Policy Type: Enterprise 1. General Policy Statement The Company is committed to complying with all laws, including federal securities laws, and New York Stock Exchange (NYSE) listing standards governing its purchases, sales and other dispositions involving its own Securities. 2. Company Repurchases A. Board Authorization •The board of dire

May 8, 2024 EX-19.3

Section 16 Insider Policy and Procedure applicable to all directors and officers.

Exhibit 19.3 Policy Name: Section 16 Insider Policy Policy Type: Enterprise1 1. General Policy Statement Directors and officers of publicly traded companies have a duty not to unfairly use Material Non-Public Information (MNPI) for personal gain. This policy supports requirements under Section 16 of the Securities Exchange Act of 1934 (Securities Exchange Act). 2. Scope This policy applies to non-

May 8, 2024 EX-19.1

Insider Trading Policy and Procedure applicable to all directors, officers, and employees.

Exhibit 19.1 Policy Name: Insider Trading Policy Policy Type: Enterprise 1. General Policy Statement Our Company is committed to complying with federal, state and foreign securities laws, including those that prohibit persons who are aware of Material Non-Public Information (MNPI) about any company from (i) trading in Securities of that company or (ii) providing MNPI or recommendations based on MN

May 8, 2024 EX-19.4

Pre-Arranged Trading Plan Policy and Procedure applicable to all directors, officers, and employees.

Exhibit 19.4 Policy Name: Pre-Arranged Trading Plan Policy Policy Type: Enterprise 1. General Policy Statement This policy outlines general guidelines for establishing and operating a Pre-Arranged Trading Plan designed to satisfy an affirmative defense under Securities and Exchange Commission (SEC) Rule 10b5-1(c) to claims of insider trading violations and applies to Securities issued by the Compa

May 8, 2024 EX-4.16

Description of the Company’s Securities.

Exhibit 4.16 DESCRIPTION OF THE COMPANY’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following are brief descriptions of (a) the common stock, $0.01 par value per share (the “Common Stock”), (b) the 1.500% Notes due 2025 (the “2025 Notes”), (c) the 1.625% Notes due 2026 (the “2026 Notes”), and (d) the 3.125% Notes due 2029 (the “2029 Notes” and, collect

May 8, 2024 EX-19.2

Designated Insider Trading Policy and Procedure applicable to all directors and officers, and certain specified employees

Exhibit 19.2 Policy Name: Designated Insider Policy Policy Type: Enterprise 1. General Policy Statement This policy supplements the Insider Trading Policy, which prohibits persons who are aware of Material Non-Public Information (MNPI) about any company from (i) trading in Securities of that company; or (ii) providing MNPI or recommendations based on MNPI to persons who trade Securities based on t

May 8, 2024 EX-10.22

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2022 Stock Plan, effective April 23, 2024.

Exhibit 10.22 OUTSIDE DIRECTOR Dividend Equivalent Cash McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2022 STOCK PLAN I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of the Plan. This Statement of

May 8, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON COR

May 8, 2024 EX-21

List of Significant Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company. JURISDICTION OF ORGANIZATION McKesson International Bermuda IP3A Limited Bermuda McKesson Medical-Surgical Holdings Inc. United States McKesson Medical-Surgical Inc. United States McKesson Medical-Surgical Supply Chain Services LLC United States Mc

May 8, 2024 EX-97

Financial Restatement Compensation Recoupment P

Exhibit 97 MCKESSON CORPORATION FINANCIAL RESTATEMENT COMPENSATION RECOUPMENT POLICY This McKesson Corporation Financial Restatement Compensation Recoupment Policy (the “Policy”) was adopted by the Board of Directors (the “Board”) of McKesson Corporation (the “Company”) on October 25, 2023.

May 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 7, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

May 7, 2024 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2024 FOURTH QUARTER AND FULL YEAR RESULTS

McKESSON CORPORATION REPORTS FISCAL 2024 FOURTH QUARTER AND FULL YEAR RESULTS Fourth Quarter Highlights: •Consolidated revenues of $76.

February 13, 2024 SC 13G/A

MCK / McKesson Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01431-mckessoncorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: McKesson Corp Title of Class of Securities: Common Stock CUSIP Number: 58155Q103 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the ru

February 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 M

February 7, 2024 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2024 THIRD QUARTER RESULTS AND RAISES FULL YEAR GUIDANCE

McKESSON CORPORATION REPORTS FISCAL 2024 THIRD QUARTER RESULTS AND RAISES FULL YEAR GUIDANCE Third Quarter Highlights: •Consolidated revenues of $80.

February 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 7, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

January 9, 2024 EX-99.1

MCKESSON TO PRESENT AT THE 42ND ANNUAL J.P. MORGAN HEALTHCARE CONFERENCE McKesson Adds New Director; Announces Acquisition of Compile

Exhibit 99.1 MCKESSON TO PRESENT AT THE 42ND ANNUAL J.P. MORGAN HEALTHCARE CONFERENCE McKesson Adds New Director; Announces Acquisition of Compile IRVING, Texas, January 9, 2024 – McKesson Corporation (NYSE: MCK) will present at the 42nd Annual J.P. Morgan Healthcare Conference at the Westin St. Francis Hotel in San Francisco today at 9:45 AM PT (12:45 PM ET). Executive leadership will provide a c

January 9, 2024 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 8, 2024 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 7, 2023 EX-10

Extension Notice Acknowledgement to Credit Agreement, dated as of November 7, 2022, among the Company, as borrower, the lenders party thereto, the letter of credit issuers party thereto, Bank of America, N.A., as administrative agent, and the other parties thereto

Exhibit 10.1 EXECUTION VERSION BANK OF AMERICA, N.A. One Bryant Park New York, New York 10036 November 7, 2023 To: McKesson Corporation, as Borrower under the Credit Agreement referred to below Re: Extension of Maturity Date We refer to that certain Credit Agreement, dated as of November 7, 2022 (the “Credit Agreement”), among McKesson Corporation, a Delaware corporation (the “Company”), the lende

November 7, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 7, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252

November 2, 2023 EX-10.2

Form of Statement of Terms and Conditions Applicable to Awards Pursuant to the McKesson Corporation Management Incentive Plan, effective October 23, 2023.

Exhibit 10.2 FORM OF McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO AWARDS PURSUANT TO THE MANAGEMENT INCENTIVE PLAN Effective October 23, 2023 The following terms and conditions shall apply to awards made under the McKesson Corporation Management Incentive Plan (the “Plan”) to an executive, managerial or professional employee of the Company who is specifically designated as

November 2, 2023 EX-10.1

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2022 Stock Plan, effective October 23, 2023.

Exhibit 10.1 OUTSIDE DIRECTOR Div Equiv Cash McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2022 STOCK PLAN I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of the Plan. This Statement of Terms and

November 1, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 27, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 1, 2023 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2024 SECOND QUARTER RESULTS AND RAISES FULL YEAR GUIDANCE

McKESSON CORPORATION REPORTS FISCAL 2024 SECOND QUARTER RESULTS AND RAISES FULL YEAR GUIDANCE Second Quarter Highlights: •Total revenues of $77.

October 16, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 15, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

October 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 29, 2023 McKESSON CORPORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 29, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 3, 2023 S-8

As filed with the Securities and Exchange Commission on August 3, 2023

As filed with the Securities and Exchange Commission on August 3, 2023 Registration No.

August 3, 2023 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) McKESSON CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1—Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Other Deferred Compensation Obligations (1) Rule 457(o) $60,000,000 (2) $110.

August 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKES

August 2, 2023 EX-10.2

Form of Statement of Terms and Conditions Applicable to Awards Pursuant to the McKesson Corporation Management Incentive Plan, effective May 23, 202

Exhibit 10.2 FORM OF McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO AWARDS PURSUANT TO THE MANAGEMENT INCENTIVE PLAN Effective May 23, 2023 The following terms and conditions shall apply to awards made under the McKesson Corporation Management Incentive Plan (the “Plan”) to an executive, managerial or professional employee of the Company who is specifically designated as a pa

August 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 2, 2023 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 2, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 2, 2023 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2024 FIRST QUARTER RESULTS

McKESSON CORPORATION REPORTS FISCAL 2024 FIRST QUARTER RESULTS First Quarter Highlights: •Total revenues of $74.

August 2, 2023 EX-10.1

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2022 Stock Plan.

Exhibit 10.1 OUTSIDE DIRECTOR Div Equiv Cash McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2022 STOCK PLAN I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of the Plan. This Statement of Terms and

July 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 21, 2023 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 21, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 6, 2023 PX14A6G

McKesson Corporation (MCK)

McKesson Corporation (MCK) Shareholder Alert Voluntary submission by John Chevedden, POB 2673, Redondo Beach, CA 90278 McKesson shareholder since 2010 Proposal 5 Supports Reasonable Limits on Golden Parachutes According to the contradictory Board of Directors statement next to this proposal the Board of Directors claims that it has already adopted this proposal.

July 3, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ☐

June 16, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 7, 2023 McKesson Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 7, 2023 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission File Nu

June 16, 2023 EX-99.1

McKESSON CORPORATION 4.900% Notes due 2028 5.100% Notes due 2033 Underwriting Agreement

EX-99.1 Exhibit 99.1 Execution Version McKESSON CORPORATION 4.900% Notes due 2028 5.100% Notes due 2033 Underwriting Agreement June 7, 2023 BofA Securities, Inc. One Bryant Park New York, New York 10036 United States of America Goldman Sachs & Co. LLC 200 West Street New York, New York 10282 United States of America J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10017 United Stat

June 16, 2023 EX-4.1

Officer’s Certificate, dated as of June 15, 2023, and related Form of 2028 Note and Form of 2033 Note.

EX-4.1 Exhibit 4.1 OFFICER’S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the “Company”), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated February 15, 2023 (the “Indenture”), by and between the Company, as Issuer, and U.S. Bank Trust Company, National Association, as Trus

June 9, 2023 DEF 14A

DEF 14A

2023 AnnualMeetingofShareholdersand PROXYSTATEMENT Advancinghealthoutcomesforall ™A LETTER FROM OUR INDEPENDENT CHAIR June 9, 2023 Dear Fellow Shareholders, On behalf of our entire Board of Directors, thank you for your continued investment in McKesson and the confidence you place in McKesson’s employees, management team and Board.

June 9, 2023 424B5

$1,000,000,000 McKesson Corporation $400,000,000 4.900% Notes due 2028 $600,000,000 5.100% Notes due 2033

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-269523 PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED FEBRUARY 2, 2023) $1,000,000,000 McKesson Corporation $400,000,000 4.900% Notes due 2028 $600,000,000 5.100% Notes due 2033 The 4.900% notes due 2028, which we refer to as the “2028 notes,” will (unless earlier redeemed) mature on July 15, 2028. The 5.100% notes due 2033,

June 9, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

DEFA14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 9, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-

June 9, 2023 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) McKesson Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Pr

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) McKesson Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Debt 4.

June 8, 2023 FWP

Pricing Term Sheet MCKESSON CORPORATION $400,000,000 4.900% Notes due 2028 $600,000,000 5.100% Notes due 2033 Issuer: Expected Ratings (Moody’s / Fitch / S&P)*: McKesson Corporation Baa1 (Positive) / A- (Stable) / BBB+ (Stable) Title: 4.900% Notes du

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-269523 Pricing Term Sheet MCKESSON CORPORATION $400,000,000 4.900% Notes due 2028 $600,000,000 5.100% Notes due 2033 Issuer: Expected Ratings (Moody’s / Fitch / S&P)*: McKesson Corporation Baa1 (Positive) / A- (Stable) / BBB+ (Stable) Title: 4.900% Notes due 2028 5.100% Notes due 2033 Principal Amount: $400,000,000 $600,000,000 Maturity

June 7, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 7, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

June 7, 2023 424B3

Subject to Completion, dated June 7, 2023

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-269523 The information in this preliminary prospectus supplement is not complete and may be changed. We are not using this preliminary prospectus supplement and the accompanying prospectus to offer to sell these securities or to solicit offers to buy these securities in any jurisdiction where the offer or sale is not per

June 7, 2023 EX-99.1

McKesson Corporation Commences Tender Offer for Any and All 3.796% Notes Due 2024

EX-99.1 Exhibit 99.1 McKesson Corporation Commences Tender Offer for Any and All 3.796% Notes Due 2024 IRVING, Texas, June 7, 2023 – McKesson Corporation (NYSE:MCK) (the “Company”) today announced that it has commenced an offer to purchase for cash (the “Tender Offer”) any and all of its outstanding 3.796% Notes due 2024 (the “2024 Notes”). The Tender Offer is being made pursuant to the terms and

May 30, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 6555 State Hwy 161 Irving, TX 75039 (Address of Principal Executive Offices, and

May 9, 2023 EX-4.15

Description of the Company’s Securities.

Exhibit 4.15 DESCRIPTION OF THE COMPANY’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following are brief descriptions of (a) the common stock, $0.01 par value per share (the “Common Stock”), (b) the 1.500% Notes due 2025 (the “2025 Notes”), (c) the 1.625% Notes due 2026 (the “2026 Notes”), and (d) the 3.125% Notes due 2029 (the “2029 Notes” and, collect

May 9, 2023 EX-21

List of Significant Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company. JURISDICTION OF ORGANIZATION Canada Distribution Holdings Limited Partnership Canada McKesson Global Procurement & Sourcing Limited United Kingdom McKesson International Bermuda IP2A Limited Bermuda McKesson International Bermuda IP3A Limited Bermu

May 9, 2023 10-K

Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON COR

May 8, 2023 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2023 FOURTH-QUARTER AND FULL-YEAR RESULTS AND RAISES LONG-TERM SEGMENT GROWTH TARGETS

McKESSON CORPORATION REPORTS FISCAL 2023 FOURTH-QUARTER AND FULL-YEAR RESULTS AND RAISES LONG-TERM SEGMENT GROWTH TARGETS Fourth-Quarter Highlights: •Total revenues of $68.

May 8, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 8, 2023 McKESSON CORPORATION (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 8, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

April 28, 2023 EX-3.1

Amended and Restated By-Laws

AMENDED AND RESTATED BY-LAWS of McKESSON CORPORATION a Delaware corporation as amended April 26, 2023 TABLE OF CONTENTS ARTICLE I Offices 1 Section 1.

April 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 26, 2023 McKESSON CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 26, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

February 15, 2023 EX-99.1

McKESSON CORPORATION 5.250% Notes due 2026 Underwriting Agreement

Exhibit 99.1 McKESSON CORPORATION 5.250% Notes due 2026 Underwriting Agreement February 13, 2023 BNP Paribas Securities Corp. 787 Seventh Avenue New York, New York 10019 United States of America Wells Fargo Securities, LLC 550 South Tryon Street Charlotte, North Carolina 28202 United States of America As Representatives of the several Underwriters named in Schedule I hereto Ladies and Gentlemen: I

February 15, 2023 EX-4.1

Indenture, dated as of February 15, 2023, by and between the Company, as issuer, and U.S. Bank Trust Company, National Association, as trustee.

Exhibit 4.1 McKESSON CORPORATION and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee Indenture Dated as of February 15, 2023 Debt Securities CROSS REFERENCE SHEET* Between Provisions of Trust Indenture Act (as defined herein) and Indenture, dated as of February 15, 2023, between MCKESSON CORPORATION and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee: SECTION OF THE ACT SECTION

February 15, 2023 EX-4.2

Officer’s Certificate, dated as of February 15, 2023, and related Form of 2026 Note.

Exhibit 4.2 OFFICER’S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the “Company”), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated February 15, 2023 (the “Indenture”), by and between the Company, as Issuer, and U.S. Bank Trust Company, National Association, as Trustee, as

February 15, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 13, 2023 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission Fi

February 14, 2023 FWP

Pricing Term Sheet MCKESSON CORPORATION $500,000,000 5.250% Notes due 2026 Issuer: Expected Ratings (Moody’s / Fitch / S&P)*: McKesson Corporation Baa1 (Positive) / BBB+ (Stable) / BBB+ (Stable) Title: 5.250% Notes due 2026 Principal Amount: $500,000

Filed Pursuant to Rule 433 Registration Statement No. 333-269523 Pricing Term Sheet MCKESSON CORPORATION $500,000,000 5.250% Notes due 2026 Issuer: Expected Ratings (Moody’s / Fitch / S&P)*: McKesson Corporation Baa1 (Positive) / BBB+ (Stable) / BBB+ (Stable) Title: 5.250% Notes due 2026 Principal Amount: $500,000,000 Maturity Date: February 15, 2026 Interest Payment Dates: Semi-annually on Februa

February 14, 2023 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) McKesson Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Pr

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) McKesson Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Debt 5.

February 14, 2023 424B5

$500,000,000 McKesson Corporation 5.250% Notes due 2026

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-269523 PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED FEBRUARY 2, 2023) $500,000,000 McKesson Corporation 5.250% Notes due 2026 The 5.250% notes due 2026, which we refer to as the “notes,” will (unless earlier redeemed) mature on February 15, 2026. We will pay interest on the notes on February 15 and August 15 of each year, beginn

February 13, 2023 424B3

Subject to Completion, dated February 13, 2023

Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

February 9, 2023 SC 13G/A

MCK / McKesson Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01397-mckessoncorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: McKesson Corp. Title of Class of Securities: Common Stock CUSIP Number: 58155Q103 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the ru

February 2, 2023 EX-4.1

Form of Indenture by and between McKesson Corporation and U.S. Bank Trust Company, National Association, as trustee

Exhibit 4.1 McKESSON CORPORATION and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee Indenture Dated as of [ ] Debt Securities CROSS REFERENCE SHEET* Between Provisions of Trust Indenture Act (as defined herein) and Indenture, dated as of [ ], between MCKESSON CORPORATION and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee: SECTION OF THE ACT SECTION OF INDENTURE 310(a)(1) and

February 2, 2023 S-3ASR

As filed with the Securities and Exchange Commission on February 1, 2023

Table of Contents As filed with the Securities and Exchange Commission on February 1, 2023 Registration No.

February 2, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-3 (Form Type) McKesson Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Equity Common stock, par value $0.

February 2, 2023 EX-25.1

Form T-1 Statement of Eligibility of Trustee under the Trust Indenture Act of 1939, as amended

Exhibit 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

February 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 M

February 1, 2023 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2023 THIRD-QUARTER RESULTS AND RAISES FULL-YEAR GUIDANCE

EX-99.1 2 mckexhibit991x12312022.htm EX-99.1 McKESSON CORPORATION REPORTS FISCAL 2023 THIRD-QUARTER RESULTS AND RAISES FULL-YEAR GUIDANCE Third-Quarter Highlights: •Total revenues of $70.5 billion increased 3%. •Earnings per diluted share from continuing operations of $7.65 increased $7.69. •Adjusted Earnings per Diluted Share of $6.90 increased 12%. •Adjusted Earnings per Diluted Share Excluding

February 1, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 1, 2023 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 7, 2022 EX-10.2

Credit Agreement, dated as of November 7, 2022, among the Company, as borrower, the lenders party thereto, Toronto Dominion (Texas) LLC, as administrative agent

Exhibit 10.2 EXECUTION VERSION Published Deal CUSIP: 58155CAQ7 DDTL Facility CUSIP: 58155CAR5 CREDIT AGREEMENT Dated as of November 7, 2022 MCKESSON CORPORATION as Borrower, TORONTO DOMINION (TEXAS) LLC, as Administrative Agent, and The Other Lenders Party Hereto PNC CAPITAL MARKETS LLC, TD SECURITIES (USA) LLC, THE BANK OF NOVA SCOTIA and TRUIST SECURITIES, INC., as Joint Lead Arrangers and Joint

November 7, 2022 EX-10.1

Credit Agreement, dated as of November 7, 2022, among the Company, as borrower, the lenders party thereto, the letter of credit issuers party thereto, Bank of America, N.A., as administrative agent, and the other parties thereto

Exhibit 10.1 EXECUTION VERSION Published Deal CUSIP: 58155CAN4 Revolver CUSIP: 58155CAP9 CREDIT AGREEMENT Dated as of November 7, 2022 MCKESSON CORPORATION and CERTAIN SUBSIDIARIES as Borrowers, BANK OF AMERICA, N.A., as Administrative Agent, JPMORGAN CHASE BANK, N.A. and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Co-Syndication Agents, BARCLAYS BANK PLC, CITIBANK, N.A. and GOLDMAN SACHS BANK USA,

November 7, 2022 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 7, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 2, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252

November 1, 2022 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2023 SECOND-QUARTER RESULTS AND RAISES FULL-YEAR GUIDANCE

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2023 SECOND-QUARTER RESULTS AND RAISES FULL-YEAR GUIDANCE Second-Quarter Highlights: ?Total revenues of $70.2 billion increased 5%. ?Earnings per diluted share from continuing operations of $6.46 increased $4.75. ?Adjusted Earnings per Diluted Share of $6.06 decreased 1%. ?Adjusted Earnings per Diluted Share increased 11% when excluding certain item

November 1, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 1, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 13, 2022 EX-99.1

###

Press Release Exhibit 99.1 McKesson Names LeAnn B. Smith as Next Chief Human Resources Officer Tracy L. Faber to Retire After More Than a Decade at the Company IRVING, TX, September 13, 2022 ? (BUSINESS WIRE) ? McKesson Corporation (NYSE:MCK) today announced that LeAnn B. Smith has been selected to become executive vice president and chief human resources officer (CHRO). Ms. Smith will succeed Tra

September 13, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 7, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ☐ TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKES

August 4, 2022 EX-10.2

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2022 Stock Plan.

Exhibit 10.2 OUTSIDE DIRECTOR Div Equiv Cash McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2022 STOCK PLAN I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of the Plan. This Statement of Terms and

August 3, 2022 EX-99.1

McKESSON CORPORATION REPORTS FISCAL 2023 FIRST-QUARTER RESULTS

Exhibit 99.1 McKESSON CORPORATION REPORTS FISCAL 2023 FIRST-QUARTER RESULTS First-Quarter Highlights: ?Total revenues of $67.2 billion increased 7%. ?Earnings per diluted share from continuing operations of $5.25 increased $2.16. ?Adjusted Earnings per Diluted Share of $5.83 increased 5%. ?Adjusted Earnings per Diluted Share increased 13% when excluding certain items1. Fiscal 2023 Outlook: ?Increa

August 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 3, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 27, 2022 EX-10.1

McKesson Corporation 2022 Stock Plan, effective July 22, 2022.

Exhibit 10.1 MCKESSON CORPORATION 2022 STOCK PLAN Table of Contents Page 1. PURPOSE 1 2. ADMINISTRATION 1 3. ELIGIBILITY 3 4. STOCK 3 5. OPTIONS 4 6. STOCK APPRECIATION RIGHTS 6 7. RESTRICTED STOCK 8 8. RESTRICTED STOCK UNITS 9 9. OUTSIDE DIRECTOR AWARDS 10 10. PERFORMANCE AWARDS 11 11. OTHER SHARE-BASED AWARDS 12 12. PERFORMANCE OBJECTIVES 13 13. CHANGE IN CONTROL 13 14. AWARDS NOT TRANSFERABLE 1

July 27, 2022 S-8

As filed with the Securities and Exchange Commission on July 27, 2022

As filed with the Securities and Exchange Commission on July 27, 2022 Registration No.

July 27, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) McKESSON CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1?Newly Registered Securities Title of each Class of Securities to be Registered Amount to be Registered (1) Proposed Maximum Offering Price Per Share Fee Calculation Rule Proposed Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Common stock, $0.

July 27, 2022 S-8

As filed with the Securities and Exchange Commission on July 27, 2022

As filed with the Securities and Exchange Commission on July 27, 2022 Registration No.

July 27, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) McKESSON CORPORATION (Exact Name of Registrant as Specified in its Charter) Table 1?Newly Registered Securities Title of each Class of Securities to be Registered Amount to be Registered (1) Proposed Maximum Offering Price Per Share Fee Calculation Rule Proposed Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Common stock, $0.

July 25, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 22, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 12, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ? Definit

June 9, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ? Definit

June 9, 2022 DEF 14A

2000 Employee Stock Purchase Plan (Appendix C to the Form DEF 14A filed with the Commission on June 9, 2022, File No. 001-13252, is incorporated herein by reference).

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-

June 9, 2022 DEF 14A

COURTESY PDF OF PROXY

June 1, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 6555 State Hwy 161 Irving, TX 75039 (Address of Principal Executive Offices, and

May 9, 2022 EX-10.6

McKesson Corporation Severance Policy for Executive Employees, as amended and restated April 26, 2022.

Exhibit 10.6 McKESSON CORPORATION AMENDED AND RESTATED SEVERANCE POLICY FOR EXECUTIVE EMPLOYEES McKESSON CORPORATION AMENDED AND RESTATED SEVERANCE POLICY FOR EXECUTIVE EMPLOYEES (Dated as of April 26, 2022) 1.ADOPTION AND PURPOSE OF POLICY. This Amended and Restated McKesson Corporation Severance Policy for Executive Employees (the ?Policy?) is intended to provide a program of severance payments

May 9, 2022 EX-10.13

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2013 Stock Plan.

Exhibit 10.13 OUTSIDE DIRECTOR Div Equiv Units McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2013 STOCK PLAN For Grants Beginning July 22, 2021 I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of t

May 9, 2022 EX-10.9

Form of Statement of Terms and Conditions Applicable to Awards Pursuant to the McKesson Corporation Management Incentive Plan, effective April 26, 2022.

Exhibit 10.9 FORM OF McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO AWARDS PURSUANT TO THE MANAGEMENT INCENTIVE PLAN Effective April 26, 2022 The following terms and conditions shall apply to awards made under the McKesson Corporation Management Incentive Plan (the ?Plan?) to an executive, managerial or professional employee of the Company who is specifically designated as a

May 9, 2022 EX-4.15

Description of the Company’s Securities.

Exhibit 4.15 DESCRIPTION OF THE COMPANY?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following are brief descriptions of (a) the common stock, $0.01 par value per share (the ?Common Stock?), (b) the 1.500% Notes due 2025 (the ?2025 Notes?), (c) the 1.625% Notes due 2026 (the ?2026 Notes?), and (d) the 3.125% Notes due 2029 (the ?2029 Notes? and, collect

May 9, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON COR

May 9, 2022 EX-21

List of Significant Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company. JURISDICTION OF ORGANIZATION McKesson Europe AG Germany McKesson Europe Holdings GmbH & Co. KGaA Germany McKesson Global Procurement & Sourcing Limited United Kingdom McKesson International Bermuda IP2A Limited Bermuda McKesson International Bermud

May 9, 2022 EX-10.8

McKesson Corporation Management Incentive Plan, as amended and restated April 26, 2022.

Exhibit 10.8 McKESSON CORPORATION MANAGEMENT INCENTIVE PLAN Amended and Restated, Effective April 26, 2022 Table of Contents Page A. NAME; EFFECTIVE TIME. 1 B. PURPOSE. 1 C. ADMINISTRATION. 1 D. PARTICIPATION. 2 E. INDIVIDUAL TARGET AWARDS FOR PARTICIPANTS. 2 F. BASIS OF AWARDS. 3 G. AWARD DETERMINATION. 4 H. PAYMENT OF AWARDS. 4 I. EMPLOYMENT ON PAYMENT DATE. 4 J. CHANGE IN CONTROL. 5 K. FORFEITU

May 5, 2022 EX-99.1

McKESSON REPORTS FISCAL 2022 FOURTH-QUARTER AND FULL-YEAR RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2022 FOURTH-QUARTER AND FULL-YEAR RESULTS Fourth-Quarter Highlights: ?Total revenues of $66.1 billion increased 12%. ?Earnings per diluted share from continuing operations of $2.48 decreased $1.67. ?Adjusted Earnings per Diluted Share of $5.83 increased 15%. ?Adjusted Earnings per Diluted Share increased 21% excluding certain items1. Full-Year Highlights: ?Tota

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 5, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

April 29, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 26, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

April 1, 2022 EX-99.1

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Press Release Exhibit 99.1 McKesson?s Board of Directors Elects W. Roy Dunbar as New Director IRVING, Texas, April. 1, 2022 ? (NYSE: MCK) announced today that the McKesson board of directors has elected W. Roy Dunbar as director and member of the Audit and Governance Committees, effective April 1, 2022. With the election of Dunbar, McKesson?s board of directors increases from 11 to 12 members, 11

April 1, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 31, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

February 25, 2022 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 25, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

February 25, 2022 EX-99.1

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Exhibit 99.1 List of states and territories that have agreed to the opioids-related Settlement: Alaska Missouri American Samoa Montana Arizona N. Mariana Islands Arkansas Nebraska California Nevada Colorado New Hampshire Connecticut New Jersey Delaware New Mexico District of Columbia New York Florida North Carolina Georgia North Dakota Guam Ohio Hawaii Oregon Idaho Pennsylvania Illinois Puerto Ric

February 25, 2022 EX-99.2

Distributors Approve Opioid Settlement Agreement 46 of 49 Eligible States and Over 90 Percent of Litigating Political Subdivisions Participate

Press Release Exhibit 99.2 Distributors Approve Opioid Settlement Agreement 46 of 49 Eligible States and Over 90 Percent of Litigating Political Subdivisions Participate CONSHOHOCKEN, PA. & DUBLIN, Ohio & IRVING, Texas, February 25, 2022 - (BUSINESS WIRE) - AmerisourceBergen (NYSE: ABC), Cardinal Health (NYSE: CAH) and McKesson (NYSE: MCK) announced today that each company has independently determ

February 22, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 21, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

February 10, 2022 SC 13G/A

MCK / McKesson Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: McKesson Corp. Title of Class of Securities: Common Stock CUSIP Number: 58155Q103 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rule

February 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKE

February 2, 2022 EX-99.1

McKESSON REPORTS FISCAL 2022 THIRD-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2022 THIRD-QUARTER RESULTS Third-Quarter Highlights, Year-over-Year: ?Total revenues of $68.6 billion increased 10%. ?Loss per diluted share from continuing operations of ($0.04), an increase of $38.99 due to a prior year pre-tax charge of $8.1 billion related to opioid litigation. ?Adjusted Earnings per Diluted Share of $6.15 increased 34%. ?As part of the ong

February 2, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 2, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

January 18, 2022 EX-99.1

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Press Release Exhibit 99.1 McKesson?s Board of Directors Elects James H. Hinton and Kathleen Wilson-Thompson as New Directors IRVING, Texas, Jan. 18, 2022 ? McKesson Corporation (NYSE: MCK) announced today that the McKesson board of directors elected James H. Hinton and Kathleen Wilson-Thompson as directors on Jan. 13, 2022. McKesson expects that the board will appoint Hinton to the Compliance Com

January 18, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 13, 2022 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 2, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ☐ TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McK

November 1, 2021 EX-99.1

McKESSON REPORTS FISCAL 2022 SECOND-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2022 SECOND-QUARTER RESULTS Second-Quarter Highlights, Year-over-Year: ?Total revenues of $66.6 billion increased 9% ?Earnings per diluted share from continuing operations of $1.71 decreased $1.83 ?Adjusted Earnings per Diluted Share of $6.15 increased 28% Fiscal 2022 Outlook: ?Increased fiscal 2022 Adjusted Earnings per Diluted Share guidance range to $21.95 t

November 1, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 1, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

October 6, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 04, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 16, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 10, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 7, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 2, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 7, 2021 EX-99.1

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Press Release Exhibit 99.1 McKesson?s Board of Directors Elects Dr. Richard H. Carmona as New Independent Director IRVING, Texas, Sept. 7, 2021? McKesson Corporation (NYSE: MCK) announced today that the McKesson board of directors has elected Dr. Richard H. Carmona as an independent director and member of the board?s Compensation and Compliance Committees, effective Sept. 6, 2021. ?As an impact-dr

August 18, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 13, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 12, 2021 EX-4.1

Officer’s Certificate, dated as of August 12, 2021, and related Form of 2026 Note.

Exhibit 4.1 OFFICER?S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the ?Company?), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated as of December 4, 2012 (the ?Indenture?), by and between the Company, as Issuer, and Wells Fargo Bank, National Association, as Trustee, as f

August 12, 2021 EX-99.1

McKESSON CORPORATION 1.300% Notes due 2026 Underwriting Agreement

Exhibit 99.1 McKESSON CORPORATION 1.300% Notes due 2026 Underwriting Agreement August 9, 2021 Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019 United States of America Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013 United States of America As Representatives of the several Underwriters named in Schedule I hereto Ladies and Gentlemen: Introductory. McKe

August 12, 2021 8-K

Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 9, 2021 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission File

August 11, 2021 424B5

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Maximum Offering Price per Note Maximum Aggregate Offering Price Amount of Registration Fee (1) 1.300% Notes due 2026 $ 500,000,000 99.547 % $

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-236808 CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Maximum Offering Price per Note Maximum Aggregate Offering Price Amount of Registration Fee (1) 1.300% Notes due 2026 $ 500,000,000 99.547 % $ 497,735,000 $ 54,303 (1) Calculated in accordance with Rule 457(r) unde

August 10, 2021 FWP

MCKESSON CORPORATION Pricing Term Sheet $500,000,000 1.300% Notes due 2026 Issuer: Expected Ratings*: McKesson Corporation Baa2 / BBB+ / BBB+ (all stable) (Moody’s / Fitch / S&P) Title: 1.300% Notes due 2026 Principal Amount: $500,000,000 Maturity Da

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-236808 MCKESSON CORPORATION Pricing Term Sheet $500,000,000 1.300% Notes due 2026 Issuer: Expected Ratings*: McKesson Corporation Baa2 / BBB+ / BBB+ (all stable) (Moody’s / Fitch / S&P) Title: 1.300% Notes due 2026 Principal Amount: $500,000,000 Maturity Date: August 15, 2026 Interest Payment Dates: Semi-annually on February 15 and Augu

August 9, 2021 424B3

Subject to Completion, dated August 9, 2021

Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-236808 The information in this preliminary prospectus supplement is not complete and may be changed. We are not using this preliminary prospectus supplement and the accompanying prospectus to offer to sell these securities or to solicit offers to buy these securities in any jurisdiction where the offer or sale is not permitted

August 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ☐ TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON

August 4, 2021 EX-99.1

McKESSON REPORTS FISCAL 2022 FIRST-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2022 FIRST-QUARTER RESULTS First-Quarter Highlights, Year-over-Year: ?Total revenues of $62.7 billion increased 13% ?Earnings per diluted share from continuing operations of $3.09 increased 14% ?Adjusted Earnings per diluted share of $5.56 increased 101% ?Board of Directors increased the quarterly dividend by 12% to $0.47 per share Fiscal 2022 Outlook: ?Increas

August 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 4, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 26, 2021 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 23, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 19, 2021 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on July 30, 2021, pursuant to the provisions of Rule 12d2-2 (a).

July 12, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ? Definit

July 2, 2021 EX-99.1

Notice of Full Redemption McKesson Corporation 0.625% Notes due August 17, 2021 (ISIN NO. XS1567173809; COMMON CODE 156717380)*

Exhibit 99.1 July 2, 2021 Notice of Full Redemption McKesson Corporation 0.625% Notes due August 17, 2021 (ISIN NO. XS1567173809; COMMON CODE 156717380)* Reference is made to the Indenture, dated as of December 4, 2012 (the ?Base Indenture?), by and between McKesson Corporation, a Delaware corporation (the ?Issuer?), and Wells Fargo Bank, National Association (the ?Trustee?), as supplemented by th

July 2, 2021 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 2, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

June 22, 2021 PX14A6G

McKesson Corporation (MCK)

McKesson Corporation (MCK) Shareholder Alert Voluntary submission by John Chevedden, POB 2673, Redondo Beach, CA 90278 McKesson Shareholder since 2010 Please support proposal topic that won near majority support at the 2017 McKesson annual meeting: Proposal 4 ? Adopt a Mainstream Shareholder Right ? Written Consent Shareholders request that our board of directors take the necessary steps to permit written consent by the shareholders entitled to cast the minimum number of votes that would be necessary to authorize an action at a meeting at which all shareholders entitled to vote thereon were present and voting.

June 8, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-6(e)(2)) ? Definit

June 8, 2021 DEF 14A

COURTESY PDF OF PROXY

UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington, D.C. 20549 SCHEDULE14A ProxyStatementPursuanttoSection14(a)oftheSecurities ExchangeActof1934(AmendmentNo. ) Filed by the Registrant ‘ Filed by a Party other than the Registrant Checktheappropriatebox: ‘ Preliminary Proxy Statement ‘ CONFIDENTIAL,FORUSEOFTHECOMMISSIONONLY(ASPERMITTEDBYRULE14a-6(e)(2)) Definitive Proxy Statement ‘ Definitive A

June 8, 2021 DEF 14A

Schedule 14A

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14a-

May 28, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 6555 State Hwy 161 Irving, TX 75039 (Address of Principal Executive Offices, and

May 12, 2021 EX-10.16

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2013 Stock Plan.

Exhibit 10.16 OUTSIDE DIRECTOR Div Equiv Units McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2013 STOCK PLAN For Grants Beginning July 22, 2021 I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of t

May 12, 2021 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON COR

May 12, 2021 EX-4.14

Description of the Company’s Securities.

Exhibit 4.14 DESCRIPTION OF THE COMPANY?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following are brief descriptions of (a) the common stock, $0.01 par value per share (the ?Common Stock?), (b) the 0.625% Notes due 2021 (the ?2021 Notes?), (c) the 1.500% Notes due 2025 (the ?2025 Notes?), (d) the 1.625% Notes due 2026 (the ?2026 Notes?) and (e) the 3.1

May 12, 2021 EX-21

Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company. JURISDICTION OF ORGANIZATION McKesson Europe AG Germany McKesson Europe Holdings GmbH & Co. KGaA Germany McKesson Global Procurement & Sourcing Limited United Kingdom McKesson International Bermuda IP2A Limited Bermuda McKesson International Bermud

May 6, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 6, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

May 6, 2021 EX-99.1

McKESSON REPORTS FISCAL 2021 FOURTH-QUARTER AND FULL-YEAR RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2021 FOURTH-QUARTER AND FULL-YEAR RESULTS Fourth-Quarter and Full-Year Highlights: ?Fourth-quarter total revenues of $59.1 billion increased 1% ?Full-year total revenues of $238.2 billion increased 3% ?Fourth-quarter earnings per diluted share from continuing operations of $4.15 decreased $1.67 ?Full-year loss per diluted share from continuing operations of ($2

April 19, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 15, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

April 19, 2021 EX-99

###

Press Release McKesson Announces N. Anthony Coles, M.D. will not stand for re-election to McKesson Board of Directors IRVING, Texas, April 19, 2021 ? McKesson Corporation today announced that N. Anthony Coles, M.D., informed the company he will not stand for re-election to the McKesson Board of Directors at its annual shareholders meeting on July 23, 2021. Dr. Coles was elected to the McKesson Boa

April 2, 2021 EX-10.2

Amendment No. 2, dated March 31, 2021, to the

Execution Version AMENDMENT NO. 2 dated as of March 31, 2021 (this ?Amendment?), to the Credit Agreement dated as of September 25, 2019 (as amended by that certain Amendment No. 1 dated as of February 1, 2021 and as may be further amended, restated, amended and restated, supplemented or otherwise modified from time to time, the ?Credit Agreement?) among McKesson Corporation (the ?Company?) and cer

April 2, 2021 CORRESP

Britt Vitalone

Britt Vitalone Executive Vice President and Chief Financial Officer April 2, 2021 Division of Corporation Finance Office of Trade & Services United States Securities and Exchange Commission 100 F Street, N.

April 2, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): March 31, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

April 2, 2021 EX-10.1

Amendment No. 1, dated February 1, 2021, to the

Execution Version AMENDMENT NO. 1 dated as of February 1, 2021 (this ?Amendment?), to the Credit Agreement dated as of September 25, 2019 (as the same may be further amended, restated, amended and restated, supplemented or otherwise modified from time to time, the ?Credit Agreement?) among McKesson Corporation (the ?Company?) and certain of its subsidiaries party thereto from time to time as borro

February 16, 2021 SC 13G/A

SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2. (Amendment No. 1)* McKesson Corporation (Name of Issuer) Common Stock, $0.01 par

CUSIP No: 58155Q103 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO ? 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO ? 240.13d-2. (Amendment No. 1)* McKesson Corporation (Name of Issuer) Common Stock, $0.01 par value per share (Title of Class of Securities) 58155Q103 (CUSIP Number)

February 12, 2021 EX-99.1

JOINT FILING STATEMENT

CUSIP: 15912K100 SCHEDULE 13G EXHIBIT 99.1 EXHIBIT A JOINT FILING STATEMENT We, the undersigned, hereby express our agreement that the attached statement on Schedule 13G relating to the Common Stock of Change Healthcare Inc. is filed on behalf of each of us. Dated: February 11, 2021 MCKESSON CORPORATION By: /s/ Michele Lau Michele Lau Senior Vice President, Corporate Secretary and Associate Genera

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)*

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Change Healthcare Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 15912K100 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: McKesson Corp. Title of Class of Securities: Common Stock CUSIP Number: 58155Q103 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

February 2, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKE

February 2, 2021 EX-99.1

McKESSON REPORTS FISCAL 2021 THIRD-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2021 THIRD-QUARTER RESULTS Third-Quarter Highlights, Year-over-Year: •Total revenues of $62.6 billion, reflecting 6% growth. •McKesson recorded a pre-tax charge of $8.1 billion related to opioid litigation, resulting in third-quarter Loss per diluted share of $(39.03). •Adjusted Earnings per diluted share of $4.60, an increase of 21%. •Board of Directors author

February 2, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 2, 2021 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

December 3, 2020 8-K

Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events - FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 30, 2020 McKesson Corporation (Exact name of registrant as specified in its charter) Delaware 1-13252 94-3207296 (State or other jurisdiction of incorporation) (Commission Fi

December 3, 2020 EX-99.1

McKESSON CORPORATION 0.900% Notes due 2025 Underwriting Agreement

EX-99.1 Exhibit 99.1 EXECUTION VERSION McKESSON CORPORATION 0.900% Notes due 2025 Underwriting Agreement November 30, 2020 BofA Securities, Inc. One Bryant Park New York, New York 10036 United States of America HSBC Securities (USA) Inc. 452 Fifth Avenue New York, New York 10018 United States of America As Representatives of the several Underwriters named in Schedule I hereto Ladies and Gentlemen:

December 3, 2020 EX-4.1

Officer’s Certificate, dated as of December 3, 2020, and related Form of 2025 Note (incorporated by reference to Exhibit 4.1 of the Company’s Current Report on Form 8-K filed with the SEC on December 3, 2020).

EX-4.1 Exhibit 4.1 OFFICER’S CERTIFICATE The undersigned, McKesson Corporation, a Delaware corporation (the “Company”), hereby certifies through Akinjide Falaki, its Senior Vice President and Treasurer, pursuant to Sections 2.1, 2.3 and 11.5 of the Indenture, dated as of December 4, 2012 (the “Indenture”), by and between the Company, as Issuer, and Wells Fargo Bank, National Association, as Truste

December 2, 2020 424B5

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Maximum Offering Price per Note Maximum Aggregate Offering Price Amount of Registration Fee (1) 0.900% Notes due 2025 $500,000,000 99.961% $499

Prospectus Supplement Filed Pursuant to Rule 424(b)(5) Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No.

November 30, 2020 FWP

Pricing Term Sheet McKesson Corporation 0.900% Notes due 2025

FWP Free Writing Prospectus Filed Pursuant to Rule 433 Registration Statement No. 333-236808 Pricing Term Sheet McKesson Corporation 0.900% Notes due 2025 Issuer: McKesson Corporation Expected Ratings*: Baa2 / BBB+ / BBB+ (all stable) (Moody’s / Fitch / S&P) Title: 0.900% Notes due 2025 Principal Amount: $500,000,000 Maturity Date: December 3, 2025 Interest Payment Dates: Semi-annually on June 3 a

November 30, 2020 425

Merger Prospectus - 425

425 Free Writing Prospectus Filed Pursuant to Rule 433 Registration Statement No. 333-236808 Pricing Term Sheet McKesson Corporation 0.900% Notes due 2025 Issuer: McKesson Corporation Expected Ratings*: Baa2 / BBB+ / BBB+ (all stable) (Moody’s / Fitch / S&P) Title: 0.900% Notes due 2025 Principal Amount: $500,000,000 Maturity Date: December 3, 2025 Interest Payment Dates: Semi-annually on June 3 a

November 30, 2020 424B3

Subject to Completion, dated November 30, 2020

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-236808 The information in this preliminary prospectus supplement is not complete and may be changed. We are not using this preliminary prospectus supplement and the accompanying prospectus to offer to sell these securities or to solicit offers to buy these securities in any jurisdiction where the offer or sale is not per

November 3, 2020 EX-10.1

Forms of Statement of Terms and Conditions and Grant Notices Applicable to Awards Pursuant to the McKesson Corporation 2013 Stock Plan.

Exhibit 10.1 OUTSIDE DIRECTOR Div Equiv Cash McKESSON CORPORATION STATEMENT OF TERMS AND CONDITIONS APPLICABLE TO RESTRICTED STOCK UNITS GRANTED TO OUTSIDE DIRECTORS PURSUANT TO THE 2013 STOCK PLAN For Grants Beginning October 28, 2020 I.INTRODUCTION The following terms and conditions shall apply to Restricted Stock Unit Awards granted under the Plan and are subject to the terms and conditions of

November 3, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 3, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

November 3, 2020 S-8

- S-8

As filed with the Securities and Exchange Commission on November 3, 2020 Registration No.

November 3, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McK

November 3, 2020 EX-99.1

McKESSON REPORTS FISCAL 2021 SECOND-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2021 SECOND-QUARTER RESULTS Second-Quarter Highlights, Year-over-Year: •Total revenues of $60.8 billion, reflecting 6% growth. •Earnings per diluted share increased by $7.53 to $3.54. •Adjusted Earnings per diluted share of $4.80, an increase of 33%. •Completed joint venture of German wholesale business with Walgreens Boots Alliance on November 1, 2020. Fiscal

October 19, 2020 EX-99

McKesson’s Board of Directors Appoints Linda Mantia as New Independent Director

Press Release McKesson’s Board of Directors Appoints Linda Mantia as New Independent Director IRVING, Texas — Oct.

October 19, 2020 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 19, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

October 13, 2020 SC 13G/A

MCK / McKesson Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: McKesson Corp. Title of Class of Securities: Common Stock CUSIP Number: 58155Q103 Date of Event Which Requires Filing of this Statement: September 30, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rul

September 22, 2020 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 22, 2020 McKESSON CORPORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 22, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

September 22, 2020 EX-99.1

SUPPLEMENTAL HISTORICAL SEGMENT FINANCIAL INFORMATION

Exhibit 99.1 SUPPLEMENTAL HISTORICAL SEGMENT FINANCIAL INFORMATION McKesson Corporation (the "Company," "we," or "our") is furnishing to investors supplemental historical financial information by new reportable segment for our quarterly results of fiscal 2020 and first quarter of fiscal 2021 as well as annual results for fiscal 2020 and 2019. We believe the presentation of our historical segment f

August 3, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 3, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

August 3, 2020 EX-99.1

McKESSON REPORTS FISCAL 2021 FIRST-QUARTER RESULTS

Exhibit 99.1 McKESSON REPORTS FISCAL 2021 FIRST-QUARTER RESULTS First-Quarter Highlights, Year-over-Year: •Total revenues of $55.7 billion, flat year-over-year. •Earnings per diluted share increased 20% to $2.72. •Adjusted Earnings per diluted share decreased 16% to $2.77. •Board of Directors increased the quarterly dividend to 42 cents per share. Fiscal 2021 Guidance: •Increased fiscal 2021 Adjus

August 3, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-13252 McKESSON

July 31, 2020 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 29, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 9, 2020 DEFA14A

- DEFINITIVE ADDITIONAL MATERIALS

Definitive Additional Materials UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 1, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 1, 2020 McKESSON CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 1-13252 94-3207296 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

July 1, 2020 EX-99.1

McKesson Realigns Organizational Structure to Better Serve Customers and Patients While Optimizing Growth

McKesson Realigns Organizational Structure to Better Serve Customers and Patients While Optimizing Growth IRVING, Texas, July 1, 2020 - McKesson Corporation (NYSE:MCK) today announces changes to its reportable business structure.

June 26, 2020 PX14A6G

-

2150 Kittredge St. Suite 450 www.asyousow.org Berkeley, CA 94704 BUILDING A SAFE, JUST, AND SUSTAINABLE WORLD SINCE 1992 Notice of Exempt Solicitation Pursuant to Rule 14a-103 Name of the Registrant: McKesson Corporation (MCK) Name of persons relying on exemption: As You Sow Address of persons relying on exemption: 2150 Kittredge St. Suite 450, Berkeley, CA 94704 Written materials are submitted pu

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