AKS / AK Steel Holding Corp. - SEC फाइलिंग, वार्षिक रिपोर्ट, प्रॉक्सी स्टेटमेंट

एके स्टील होल्डिंग कॉर्पोरेशन
US ˙ NYSE ˙ US0015471081
यह प्रतीक अब सक्रिय नहीं है

मूलभूत आँकड़े
LEI 529900DT4E7ZNETMVC04
CIK 918160
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 AK Steel Holding Corp.
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।
March 25, 2021 424B3

$73,298,000 Cleveland-Cliffs Inc. Offer to Exchange All of the Outstanding Restricted 7.00% Senior Guaranteed Notes due 2027 Issued on March 16, 2020 Newly Issued and Registered 7.00% Senior Guaranteed Notes due 2027

Filed Pursuant to Rule 424(b)(3) Registration No. 333-254251 $73,298,000 Cleveland-Cliffs Inc. Offer to Exchange All of the Outstanding Restricted 7.00% Senior Guaranteed Notes due 2027 Issued on March 16, 2020 for Newly Issued and Registered 7.00% Senior Guaranteed Notes due 2027 On March 16, 2020, we issued $335,376,000 aggregate principal amount of restricted 7.00% senior guaranteed notes due 2

March 15, 2021 EX-24.29

POWER OF ATTORNEY

EX-24.29 36 a20210312s-4ex2429cliffsmi.htm EX-24.29 EXHIBIT 24.29 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs Minnesota Mining Company, a Delaware corporation (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as

March 15, 2021 EX-24.44

POWER OF ATTORNEY

EX-24.44 51 a20210312s-4ex2444snacarbo.htm EX-24.44 EXHIBIT 24.44 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officer of the sole member and officers of SNA Carbon, LLC, a Delaware limited liability company (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitut

March 15, 2021 EX-24.3

POWER OF ATTORNEY

EXHIBIT 24.3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Burns Harbor LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact

March 15, 2021 EX-24.30

POWER OF ATTORNEY

EXHIBIT 24.30 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officer of the sole member and officers of Cliffs TIOP Holding, LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and law

March 15, 2021 EX-24.32

POWER OF ATTORNEY

EXHIBIT 24.32 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officer of the sole member and officers of Cliffs TIOP II, LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful a

March 15, 2021 EX-24.19

POWER OF ATTORNEY

EXHIBIT 24.19 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steel Management Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or atto

March 15, 2021 EX-24.18

POWER OF ATTORNEY

EXHIBIT 24.18 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officer of the sole member and officers of Cleveland-Cliffs Steel LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and l

March 15, 2021 EX-24.31

POWER OF ATTORNEY

EXHIBIT 24.31 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs TIOP, Inc., a Michigan corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 15, 2021 EX-24.40

POWER OF ATTORNEY

EXHIBIT 24.40 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Northshore Mining Company, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 15, 2021 EX-24.25

POWER OF ATTORNEY

EXHIBIT 24.25 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned members of the Management Committee and officers of Cleveland-Cliffs Tek L.P., a Delaware limited partnership (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful att

March 15, 2021 EX-24.14

POWER OF ATTORNEY

EXHIBIT 24.14 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs South Chicago & Indiana Harbor Railway Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful at

March 15, 2021 EX-24.43

POWER OF ATTORNEY

EXHIBIT 24.43 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Silver Bay Power Company, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 15, 2021 EX-24.11

POWER OF ATTORNEY

EX-24.11 18 a20210312s-4ex2411clevelan.htm EX-24.11 EXHIBIT 24.11 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Plate LLC, a Delaware limited liability company (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitu

March 15, 2021 EX-24.1

POWER OF ATTORNEY

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Inc., an Ohio corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 15, 2021 EX-24.12

POWER OF ATTORNEY

EXHIBIT 24.12 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Railways Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in

March 15, 2021 EX-24.4

POWER OF ATTORNEY

EXHIBIT 24.4 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Cleveland Works LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fa

March 15, 2021 EX-24.20

POWER OF ATTORNEY

EXHIBIT 24.20 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steel Properties Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or atto

March 15, 2021 EX-24.28

POWER OF ATTORNEY

EXHIBIT 24.28 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs Mining Company, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of

March 15, 2021 EX-99.1

CLEVELAND-CLIFFS INC. LETTER OF TRANSMITTAL

EXHIBIT 99.1 CLEVELAND-CLIFFS INC. LETTER OF TRANSMITTAL Offer to Exchange up to $73,298,000 Aggregate Principal Amount of Newly Issued 7.00% Senior Guaranteed Notes due 2027 (CUSIP No. 185899 AM3) for a Like Principal Amount of Outstanding Restricted 7.00% Senior Guaranteed Notes due 2027 Issued on March 16, 2020 (CUSIP Nos. 185899 AE1 and U1852L AD9). THE EXCHANGE OFFER WILL EXPIRE AT 5:00 P.M.,

March 15, 2021 EX-24.39

POWER OF ATTORNEY

EXHIBIT 24.39 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Mountain State Carbon, LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or att

March 15, 2021 EX-24.35

POWER OF ATTORNEY

EXHIBIT 24.35 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of IronUnits LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fac

March 15, 2021 EX-24.36

POWER OF ATTORNEY

EXHIBIT 24.36 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers Lake Superior & Ishpeming Railroad Company, a Michigan corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or att

March 15, 2021 EX-24.15

POWER OF ATTORNEY

EX-24.15 22 a20210312s-4ex2415clevelan.htm EX-24.15 EXHIBIT 24.15 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steel Corporation, a Delaware corporation (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution,

March 15, 2021 EX-24.8

POWER OF ATTORNEY

EXHIBIT 24.8 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned members of the Management Committee and officers of Cleveland-Cliffs Kote L.P., a Delaware limited partnership (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful att

March 15, 2021 EX-24.41

POWER OF ATTORNEY

EXHIBIT 24.41 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of PPHC Holdings, LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-i

March 15, 2021 EX-24.37

POWER OF ATTORNEY

EXHIBIT 24.37 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Metallics Sales Company, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact o

March 15, 2021 EX-24.10

POWER OF ATTORNEY

EXHIBIT 24.10 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned members of the Management Board and officers of Cleveland-Cliffs Monessen Coke LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and

March 15, 2021 EX-24.46

POWER OF ATTORNEY

EXHIBIT 24.46 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officers of the members and officers of the manager of Tilden Mining Company L.C., a Michigan limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as th

March 15, 2021 EX-24.26

POWER OF ATTORNEY

EX-24.26 33 a20210312s-4ex2426clevelan.htm EX-24.26 EXHIBIT 24.26 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned authorized officer of the sole member and officers of Cleveland-Cliffs Tubular Components LLC, a Delaware limited liability company (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with

March 15, 2021 EX-24.38

POWER OF ATTORNEY

EXHIBIT 24.38 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Mid-Vol Coal Sales, Inc., a West Virginia corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-

March 15, 2021 EX-24.21

POWER OF ATTORNEY

EXHIBIT 24.21 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Steelton LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or

March 15, 2021 EX-24.22

POWER OF ATTORNEY

EXHIBIT 24.22 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steelworks Railway Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or at

March 15, 2021 EX-24.24

POWER OF ATTORNEY

EXHIBIT 24.24 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Tek Kote Acquisition Corporation, an Ohio corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact

March 15, 2021 EX-24.47

POWER OF ATTORNEY

EXHIBIT 24.47 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of United Taconite LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys

March 15, 2021 EX-24.27

POWER OF ATTORNEY

EXHIBIT 24.27 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Weirton LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or a

March 15, 2021 EX-24.42

POWER OF ATTORNEY

EXHIBIT 24.42 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Precision Partners Holding Company, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorney

March 15, 2021 EX-24.5

POWER OF ATTORNEY

EXHIBIT 24.5 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Columbus LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or a

March 15, 2021 EX-24.16

POWER OF ATTORNEY

EXHIBIT 24.16 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steel Holding Corporation, a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or

March 15, 2021 EX-24.13

POWER OF ATTORNEY

EXHIBIT 24.13 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cleveland-Cliffs Riverdale LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or

March 15, 2021 EX-24.33

POWER OF ATTORNEY

EXHIBIT 24.33 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cliffs UTAC Holding LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorn

March 15, 2021 EX-24.2

POWER OF ATTORNEY

EXHIBIT 24.2 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cannon Automotive Solutions ? Bowling Green, Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fa

March 15, 2021 S-4

- S-4

As filed with the Securities and Exchange Commission on March 12, 2021 Registration No.

March 15, 2021 EX-24.9

POWER OF ATTORNEY

EXHIBIT 24.9 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Minorca Mine Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys

March 15, 2021 EX-24.23

POWER OF ATTORNEY

EXHIBIT 24.23 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Tek Inc., a Delaware corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 15, 2021 EX-24.6

POWER OF ATTORNEY

EXHIBIT 24.6 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Investments Inc., an Ohio corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-

March 15, 2021 EX-24.45

POWER OF ATTORNEY

EXHIBIT 24.45 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of The Cleveland-Cliffs Iron Company, an Ohio corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in

March 15, 2021 EX-24.7

POWER OF ATTORNEY

EX-24.7 14 a20210312s-4ex247cleveland.htm EX-24.7 EXHIBIT 24.7 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Kote Inc., a Delaware corporation (the “Registrant”), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the tru

March 15, 2021 EX-25.1

UNITED STATES 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 Truste

EXHIBIT 25.1 UNITED STATES 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 NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Em

March 15, 2021 EX-24.17

POWER OF ATTORNEY

EXHIBIT 24.17 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Steel Holdings Inc., an Ohio corporation (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys

March 15, 2021 EX-24.34

POWER OF ATTORNEY

EXHIBIT 24.34 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Fleetwood Metal Industries, LLC, a Delaware limited liability company (the ?Registrant?), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact o

March 12, 2021 CORRESP

[Signature Page to Exxon Letter]

March 12, 2021 Correspondence Filing Via EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

March 27, 2020 424B3

$750,000,000 Cleveland-Cliffs Inc. Offer to Exchange All of the Outstanding Restricted 5.875% Senior Guaranteed Notes due 2027 Issued on May 13, 2019 Newly Issued and Registered 5.875% Senior Guaranteed Notes due 2027

Filed Pursuant to Rule 424(b)(3) Registration No. 333-237325 $750,000,000 Cleveland-Cliffs Inc. Offer to Exchange All of the Outstanding Restricted 5.875% Senior Guaranteed Notes due 2027 Issued on May 13, 2019 for Newly Issued and Registered 5.875% Senior Guaranteed Notes due 2027 On May 13, 2019, we issued $750 million aggregate principal amount of our restricted 5.875% Senior Guaranteed Notes d

March 24, 2020 15-12G

AKS / AK Steel Holding Corp. 15-12G - - AKS 15-12G

15-12G 1 form15.htm AKS 15-12G As filed with the Securities and Exchange Commission on March 24, 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 193

March 20, 2020 EX-24.12

POWER OF ATTORNEY

EXHIBIT 24.12 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned member and officers of Cliffs TIOP II, LLC, a Delaware limited liability (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of

March 20, 2020 EX-24.16

POWER OF ATTORNEY

EXHIBIT 24.16 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Mountain State Carbon, LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or att

March 20, 2020 EX-24.6

POWER OF ATTORNEY

EXHIBIT 24.6 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of AK Steel Properties, Inc., a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 20, 2020 EX-25.1

UNITED STATES 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 Truste

EXHIBIT 25.1 UNITED STATES 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 NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Em

March 20, 2020 EX-24.1

POWER OF ATTORNEY

EXHIBIT 24.1 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cleveland-Cliffs Inc., an Ohio corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 20, 2020 EX-24.11

POWER OF ATTORNEY

EXHIBIT 24.11 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs TIOP, Inc., a Michigan corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 20, 2020 EX-24.10

POWER OF ATTORNEY

EXHIBIT 24.10 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned member and officers of Cliffs TIOP Holding, LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorne

March 20, 2020 EX-24.18

POWER OF ATTORNEY

EXHIBIT 24.18 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of PPHC Holdings, LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-i

March 20, 2020 EX-24.23

POWER OF ATTORNEY

EXHIBIT 24.23 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of United Taconite LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys

March 20, 2020 EX-24.20

POWER OF ATTORNEY

EXHIBIT 24.20 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned member and officers of SNA Carbon, LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fac

March 20, 2020 EX-24.3

POWER OF ATTORNEY

EXHIBIT 24.3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of AKS Investments, Inc., an Ohio corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 20, 2020 EX-24.13

POWER OF ATTORNEY

EXHIBIT 24.13 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of Cliffs UTAC Holding LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorn

March 20, 2020 EX-24.9

POWER OF ATTORNEY

EXHIBIT 24.9 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs Minnesota Mining Company, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in

March 20, 2020 S-4

CLF / Cleveland Cliffs, Inc. S-4 - - S-4

As filed with the Securities and Exchange Commission on March 20, 2020 Registration No.

March 20, 2020 EX-24.21

POWER OF ATTORNEY

EXHIBIT 24.21 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of The Cleveland-Cliffs Iron Company, an Ohio corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in

March 20, 2020 EX-24.17

POWER OF ATTORNEY

EXHIBIT 24.17 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Northshore Mining Company, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 20, 2020 EX-24.15

POWER OF ATTORNEY

EXHIBIT 24.15 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Lake Superior & Ishpeming Railroad Company, a Michigan corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or

March 20, 2020 CORRESP

-

March 20, 2020 Correspondence Filing Via EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

March 20, 2020 EX-24.22

POWER OF ATTORNEY

EXHIBIT 24.22 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned members, and officers of the manager, of Tilden Mining Company L.C., a Michigan limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorne

March 20, 2020 EX-24.5

POWER OF ATTORNEY

EXHIBIT 24.5 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of AK Steel Holding Corporation, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fa

March 20, 2020 EX-24.8

POWER OF ATTORNEY

EXHIBIT 24.8 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Cliffs Mining Company, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of t

March 20, 2020 EX-99.1

CLEVELAND-CLIFFS INC. LETTER OF TRANSMITTAL

EXHIBIT 99.1 CLEVELAND-CLIFFS INC. LETTER OF TRANSMITTAL Offer to Exchange up to $750,000,000 Aggregate Principal Amount of Newly Issued 5.875% Senior Guaranteed Notes due 2027 (CUSIP No. 185899 AH4) for a Like Principal Amount of Outstanding Restricted 5.875% Senior Guaranteed Notes due 2027 Issued on May 13, 2019 (CUSIP Nos. 185899 AC5 and U1852L AB3). THE EXCHANGE OFFER WILL EXPIRE AT 5:00 P.M.

March 20, 2020 EX-24.7

POWER OF ATTORNEY

EX-24.7 11 clf2020s-4ex247.htm EXHIBIT 24.7 EXHIBIT 24.7 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned member and officers of AK Tube LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawf

March 20, 2020 EX-24.4

POWER OF ATTORNEY

EXHIBIT 24.4 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of AK Steel Corporation, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of th

March 20, 2020 EX-24.2

POWER OF ATTORNEY

EXHIBIT 24.2 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of AH Management, Inc., a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the

March 20, 2020 EX-24.19

POWER OF ATTORNEY

EXHIBIT 24.19 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers of Silver Bay Power Company, a Delaware corporation (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact

March 20, 2020 EX-24.14

POWER OF ATTORNEY

EXHIBIT 24.14 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the undersigned managers and officers of IronUnits LLC, a Delaware limited liability company (the "Registrant"), hereby constitute and appoint C. Lourenco Goncalves, Clifford T. Smith, Keith A. Koci and James D. Graham, with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fac

March 16, 2020 POS AM

AKS / AK Steel Holding Corp. POS AM - - POS AM

POS AM 1 d793493dposam.htm POS AM As filed with the Securities and Exchange Commission on March 13, 2020 Registration No. 333-88357 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to FORM S-3 REGISTRATION STATEMENT NO. 333-88357 UNDER THE SECURITIES ACT OF 1933 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter)

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 EX-3.1

Amended and Restated Certificate of Incorporation of AK Steel Holding Corporation.

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF AK STEEL HOLDING CORPORATION FIRST. The name of the corporation is AK Steel Holding Corporation. SECOND. The address of the Corporation’s registered office in the State of Delaware is 1209 Orange Street, City of Wilmington, County of New Castle, Delaware 19801. The name of the Corporation’s registered agent at such address is

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

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): March 13, 2020 (March 11, 2020) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission Fi

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 EX-4.2

Second Supplemental Indenture, dated March 11, 2020, between AK Steel Corporation and U.S. Bank National Association.

EX-4.2 Exhibit 4.2 SECOND SUPPLEMENTAL INDENTURE Dated as of March 11, 2020 between AK STEEL CORPORATION, as Company and U.S. BANK NATIONAL ASSOCIATION, as Trustee 7.50% Senior Secured Notes due 2023 THIS SECOND SUPPLEMENTAL INDENTURE (this “Second Supplemental Indenture”), is entered into as of March 11, 2020, between AK Steel Corporation, a Delaware corporation (the “Company”), and U.S. Bank Nat

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 POSASR

AKS / AK Steel Holding Corp. POSASR - - POSASR

POSASR 1 d845577dposasr.htm POSASR As filed with the Securities and Exchange Commission on March 13, 2020 Registration No. 333-229723 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to FORM S-3 REGISTRATION STATEMENT NO. 333-229723 UNDER THE SECURITIES ACT OF 1933 AK STEEL HOLDING CORPORATION AK STEEL CORPORATION (Exact name of registrant as s

March 13, 2020 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 March 24, 2020, pursuant to the provisions of Rule 12d2-2 (a).

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 13, 2020 EX-3.2

Second Amended and Restated Bylaws of AK Steel Holding Corporation.

EX-3.2 3 d900491dex32.htm EX-3.2 Exhibit 3.2 AK STEEL HOLDING CORPORATION SECOND AMENDED & RESTATED BYLAWS DATED: MARCH 13, 2020 SECOND AMENDED & RESTATED BYLAWS ARTICLE I MEETINGS OF STOCKHOLDERS Section 1. Time and Place of Meetings. All meetings of the stockholders for the election of directors or for any other purpose shall be held at such time and place, within or without the State of Delawar

March 13, 2020 EX-4.1

Eleventh Supplemental Indenture, dated March 11, 2020, between AK Steel Corporation and U.S. Bank National Association.

EX-4.1 Exhibit 4.1 AK STEEL CORPORATION, as Company AND U.S. BANK NATIONAL ASSOCIATION, as Trustee ELEVENTH SUPPLEMENTAL INDENTURE Dated as of March 11, 2020 to Indenture Dated as of May 11, 2010 7.625% Senior Notes due 2021 ELEVENTH SUPPLEMENTAL INDENTURE (this “Eleventh Supplemental Indenture”), dated as of March 11, 2020, between AK Steel Corporation, a Delaware corporation (the “Company”), and

March 13, 2020 S-8 POS

AKS / AK Steel Holding Corp. S-8 POS - - S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on March 13, 2020 Registration No.

March 10, 2020 8-K

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

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): March 10, 2020 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S. E

March 10, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 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): March 10, 2020 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.

March 10, 2020 EX-99.1

Cleveland-Cliffs and AK Steel Announce Shareholder Approvals of Merger Agreement

EX-99.1 Exhibit 99.1 NEWS RELEASE Cleveland-Cliffs and AK Steel Announce Shareholder Approvals of Merger Agreement CLEVELAND – March 10, 2020 – Cleveland-Cliffs Inc. (NYSE: CLF) (“Cliffs”) and AK Steel Holding Corporation (NYSE: AKS) (“AK Steel”) jointly announced that, at their respective special shareholder/stockholder meetings held earlier today, the shareholders of Cliffs and the stockholders

March 10, 2020 10-K/A

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A (Amendment No. 1) ☒ Annual Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the fiscal year ended December 31, 2019 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 No. 1-13696 AK STEEL HO

March 5, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

March 3, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 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): March 2, 2020 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S

March 3, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d795454d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 Commencing on March 3, 2020, AK Steel Holding Corporation sent the following communication to ce

March 3, 2020 8-K

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): March 2, 2020 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S. Em

March 2, 2020 425

Commencing on March 2, 2020, AK Steel Holding Corporation sent the following communication to certain of its stockholders and may in the future distribute the same or a substantially similar communication.

425 1 d871844d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 Commencing on March 2, 2020, AK Steel Holding Corporation sent the following communication to c

February 27, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200227-shareholderletter.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 1 2

February 26, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200226-tenderofferlaunch.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

February 26, 2020 425

Cleveland-Cliffs Inc. Commences Tender Offers and AK Steel Corporation Commences Consent Solicitations

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

February 25, 2020 425

Cleveland-Cliffs and AK Steel Receive Favorable Recommendations from ISS and Glass Lewis for Votes to Complete Merger

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended.

February 25, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200225-favorablerecomme.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

February 24, 2020 425

Filed by Cleveland-Cliffs Inc.

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 1 2 3 4 5

February 21, 2020 425

Commencing on February 21, 2020, AK Steel Holding Corporation sent the following communication to certain of its stockholders and may in the future distribute the same or a substantially similar communication.

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

February 21, 2020 425

Cleveland-Cliffs and AK Steel Receive Final Required Regulatory Approvals to Complete Acquisition

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

February 21, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200221-antitrustcomplet.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

February 20, 2020 EX-95.1

Mine Name

EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MSHA inspects mining and processing operations, such as the AK Coal Operation

February 20, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200220-q42019earningsre.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 1 2 3 4 5 6 7 8 9 10 11

February 20, 2020 EX-3.2

BY-LAWS AK STEEL HOLDING CORPORATION (a Delaware corporation) ARTICLE I

EXHIBIT 3.2 Amended and Restated By-laws of AK Steel Holding Corporation as amended and restated 2019 v 1} BY-LAWS OF AK STEEL HOLDING CORPORATION (a Delaware corporation) ARTICLE I Stockholders SECTION 1. Annual Meetings. The annual meeting of stockholders for the election of directors and for the transaction of other business as may properly come before the meeting shall be held each year at the

February 20, 2020 425

Lucas N. Pipes Analyst, B. Riley FBR, Inc. Q

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 20-Feb-2020 Cleveland-Cliffs Inc. (CLF) Q4 2019 Earnings Call 1 CORPORATE PARTICIPANTS C. Lourenco Goncalves Chairman, President and Chief Executive Officer, Cleveland-Cliffs Inc. Keith A. Koci Executiv

February 20, 2020 EX-4.3

DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 DESCRIPTION OF CAPITAL STOCK

EXHIBIT 4.3 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 DESCRIPTION OF CAPITAL STOCK AK Holding’s authorized capital stock consists of 450,000,000 shares of common stock, par value $.01 per share and 25,000,000 shares of preferred stock, par value $1.00 per share. The following is a summary of all the material provisions of th

February 20, 2020 10-K

Annual Report - 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 December 31, 2019 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 No. 1-13696 AK STEEL HOLDING CORPORATION (E

February 20, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - February 20, 2020 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.

February 20, 2020 EX-99.1

AK Steel Announces Fourth Quarter and Full-Year 2019 Financial Results

EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Fourth Quarter and Full-Year 2019 Financial Results WEST CHESTER, OH, February 20, 2020 – AK Steel (NYSE: AKS) today reported its financial results for the fourth

February 18, 2020 425

Filed by Cleveland-Cliffs Inc.

425 1 a20200218-shareholderletter.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 1 2 3 4 5

February 12, 2020 425

Title of Series/CUSIP Number of AK Steel Notes

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 NEWS RELEASE Cleveland-Cliffs Inc. and AK Steel Holding Corporation Announce the Extension of the Expiration Date for Exchange Offers and Consent Solicitations • Companies anticipate an earlier-than-exp

February 12, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

February 12, 2020 SC 13G/A

AKS / AK Steel Holding 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.: 12)* Name of issuer: AK Steel Holding Corp Title of Class of Securities: Common Stock CUSIP Number: 001547108 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed

February 11, 2020 425

Commencing on February 11, 2020, AK Steel Holding Corporation sent the following communication to certain of its institutional shareholders and may in the future send the same or substantially similar communications from time to time to its sharehold

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended.

February 10, 2020 425

The following is an email sent to employees of AK Steel Holding Corporation on February 10, 2020

Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended.

February 4, 2020 DEFM14A

AKS / AK Steel Holding Corp. DEFM14A - - DEFM14A

DEFM14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 29, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended.

January 29, 2020 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 NEWS RELEASE Cleveland-Cliffs Inc. and AK Steel Holding Corporation announce successful results of early participation in exchange offers and consent solicitations • Companies receive necessary consents

January 29, 2020 EX-4.1

Ninth Supplemental Indenture, dated January 29, 2020, between AK Steel Corporation and U.S. Bank National Association

EX-4.1 Exhibit 4.1 AK STEEL CORPORATION, as Company AND U.S. BANK NATIONAL ASSOCIATION, as Trustee NINTH SUPPLEMENTAL INDENTURE Dated as of January 29, 2020 to Indenture Dated as of May 11, 2010 7.00% Senior Notes due 2027 NINTH SUPPLEMENTAL INDENTURE (this “Ninth Supplemental Indenture”), dated as of January 29, 2020, between AK Steel Corporation, a Delaware corporation (the “Company”), and U.S.

January 29, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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): January 29, 2020 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of incorporation) (Commission File Number) (IRS

January 29, 2020 EX-4.2

Tenth Supplemental Indenture, dated January 29, 2020, between AK Steel Corporation and U.S. Bank National Association

EX-4.2 3 d692272dex42.htm EX-4.2 Exhibit 4.2 AK STEEL CORPORATION, as Company AND U.S. BANK NATIONAL ASSOCIATION, as Trustee TENTH SUPPLEMENTAL INDENTURE Dated as of January 29, 2020 to Indenture Dated as of May 11, 2010 6.375% Senior Notes due 2025 TENTH SUPPLEMENTAL INDENTURE (this “Tenth Supplemental Indenture”), dated as of January 29, 2020, between AK Steel Corporation, a Delaware corporation

January 22, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d872749d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 The following is an email sent to employees of AK Steel Holding Corporation on January 22, 2020

January 15, 2020 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d674186d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a- 12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 The following is a joint press release issued by AK Steel Holding Corporation and Cleveland-Cli

January 15, 2020 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 NEWS RELEASE Cleveland-Cliffs Inc. Commences Exchange Offers and AK Steel Corporation Commences Consent Solicitations CLEVELAND & WEST CHESTER, OH - January 14, 2020 - Cleveland-Cliffs Inc. (NYSE: CLF)

December 4, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

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): December 2, 2019 CLEVELAND-CLIFFS INC. (Exact name of registrant as specified in its charter) Ohio 1-8944 34-1464672 (State or Other Jurisdiction of Incorporation or Organization) (Co

December 4, 2019 EX-2.1

AGREEMENT AND PLAN OF MERGER AK STEEL HOLDING CORPORATION, CLEVELAND-CLIFFS INC., PEPPER MERGER SUB INC. Dated as of December 2, 2019

EXHIBIT 2.1 Execution Version AGREEMENT AND PLAN OF MERGER AMONG AK STEEL HOLDING CORPORATION, CLEVELAND-CLIFFS INC., AND PEPPER MERGER SUB INC. Dated as of December 2, 2019 TABLE OF CONTENTS Page ARTICLE I THE MERGER; CLOSING; EFFECTIVE TIME 1 1.1 The Merger 1 1.2 Closing 1 1.3 Effective Time 2 1.4 Effect of the Merger 2 1.5 Tax Consequences 2 ARTICLE II ORGANIZATIONAL DOCUMENTS OF THE SURVIVING

December 4, 2019 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d843522d425.htm 425 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): December 4, 2019 (December 2, 2019) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of

December 4, 2019 EX-2.1

Agreement and Plan of Merger, dated as of December 2, 2019, by and among AK Steel Holding Corporation, Cleveland-Cliffs Inc. and Pepper Merger Sub Inc.

EX-2.1 Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER AMONG AK STEEL HOLDING CORPORATION, CLEVELAND-CLIFFS INC., AND PEPPER MERGER SUB INC. Dated as of December 2, 2019 TABLE OF CONTENTS Page ARTICLE I THE MERGER; CLOSING; EFFECTIVE TIME 1 1.1 The Merger 1 1.2 Closing 1 1.3 Effective Time 2 1.4 Effect of the Merger 2 1.5 Tax Consequences 2 ARTICLE II ORGANIZATIONAL DOCUMENTS OF THE SUR

December 4, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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): December 4, 2019 (December 2, 2019) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commissio

December 4, 2019 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d833317d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 On December 3, 2019, members of management of AK Steel Holding Corporation (the “Company”) and C

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

December 3, 2019 EX-99.5

Employee FAQ

EX-99.5 7 d841954dex995.htm EX-99.5 Exhibit 99.5 Employee FAQ Following the announcement of the planned acquisition of AK Steel, we wanted to provide information about the process and be responsive and transparent about any questions you may have. Please understand that there are some questions that we are simply not in position to answer today, but we will keep you informed as we approach the com

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION This communication contains “forward-looking statements” within the meaning of the federal securities laws, including Section 27A of the Securi

December 3, 2019 EX-99.1

CLEVELAND-CLIFFS TO ACQUIRE AK STEEL Combines complementary businesses across mining, pelletizing and innovative manufacturing to create vertically integrated producer of value-added iron ore and steel products Compelling financial profile with stron

EX-99.1 2 a20191203-8xkxex991.htm EXHIBIT 99.1 EXHIBIT 99.1 CLEVELAND-CLIFFS TO ACQUIRE AK STEEL Combines complementary businesses across mining, pelletizing and innovative manufacturing to create vertically integrated producer of value-added iron ore and steel products Compelling financial profile with strong balance sheet, expected earnings accretion, and strong free cash flow generation to exec

December 3, 2019 EX-99.3

Note: Cleveland-Cliffs PF metrics calculated after adjusting AK Steel’s standalone metrics for iron ore cost savings from purchasing directly from Cleveland-Cliffs. Metrics include Cliff’s third party pellet sales and utilizes each companies’ respect

EX-99.3 Creating a Vertically Integrated Producer of Value-added Iron Ore and Steel Products © 2019 Cleveland-Cliffs Inc. All Rights Reserved. COMPELLING STRATEGIC FIT AND MEANINGFUL FINANCIAL BENEFITS Combines high-quality steel assets with reliable supply of iron ore pellets, creating best-in-class vertically integrated producer in North America Positions company to generate value for diverse cu

December 3, 2019 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d843171d425.htm 425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended. Subject Company: AK Steel Holding Corporation Commission File No.: 001-13696 On December 3, 2019, AK Steel Holding Corporation (the “Company”) began distributing letters in

December 3, 2019 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 1 d841954d425.htm 425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): December 3, 2019 (December 2, 2019) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

425 1 clf8-kannoucement1232019.htm 425 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): December 3, 2019 CLEVELAND-CLIFFS INC. (Exact name of registrant as specified in its charter) Ohio 1-8944 34-1464672 (State or Other Jurisdictio

December 3, 2019 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): December 3, 2019 ( December 2, 2019 ) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commissi

December 3, 2019 EX-99.2

Forward-looking Statements This presentation contains statements that constitute "forward-looking statements" within the meaning of the federal securities laws. As a general matter, forward-looking statements relate to anticipated trends and expectat

EX-99.2 Cleveland-Cliffs to Acquire AK Steel DECEMBER 3, 2019 Exhibit 99.2 Forward-looking Statements This presentation contains statements that constitute "forward-looking statements" within the meaning of the federal securities laws. As a general matter, forward-looking statements relate to anticipated trends and expectations rather than historical matters. Forward-looking statements are subject

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

425 1 a20191203-425xsalariedempl.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696 Forward-Looking Statements This communication contains statements that constitute "forward-looking statements" within the meaning of the federal securities laws. As a general matter, forward-looking sta

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

425 1 a20191203-425xcliffsakstee.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

December 3, 2019 EX-99.2

Cleveland-Cliffs to Acquire AK Steel DECEMBER 3, 2019 FORWARD-LOOKING STATEMENTS This presentation contains statements that constitute "forward-looking statements" within the meaning of the federal securities laws. As a general matter, forward-lookin

EX-99.2 3 cliffsaksteelinvestorpre.htm EXHIBIT 99.2 Cleveland-Cliffs to Acquire AK Steel DECEMBER 3, 2019 FORWARD-LOOKING STATEMENTS This presentation contains statements that constitute "forward-looking statements" within the meaning of the federal securities laws. As a general matter, forward-looking statements relate to anticipated trends and expectations rather than historical matters. Forward

December 3, 2019 EX-99.4

Cleveland-Cliffs

EX-99.4 Exhibit 99.4 To: All AK Steel Employees I am pleased to share some exciting news about AK Steel’s future. Today we announced that we have entered into a definitive merger agreement with Cleveland-Cliffs, a leading iron ore mining company based in Cleveland, Ohio and an important long-term supplier to AK Steel. Our Board of Directors and management team are fully supportive of this transact

December 3, 2019 EX-3.1

Amendment to the By-laws of AK Steel Holding Corporation

EX-3.1 Exhibit 3.1 FIRST AMENDMENT TO THE BY-LAWS OF AK STEEL HOLDING CORPORATION (a Delaware corporation) The By-laws of AK Steel Holding Corporation, a Delaware corporation (the “Corporation”), adopted as of January 19, 2017 (the “By-laws”), are hereby amended, pursuant to action duly taken by the Board of Directors of the Corporation on the date hereof, by adding the following new Article XIV t

December 3, 2019 EX-99.1

CLEVELAND-CLIFFS TO ACQUIRE AK STEEL Combines complementary businesses across mining, pelletizing and innovative manufacturing to create vertically integrated producer of value-added iron ore and steel products Compelling financial profile with stron

EX-99.1 Exhibit 99.1 CLEVELAND-CLIFFS TO ACQUIRE AK STEEL Combines complementary businesses across mining, pelletizing and innovative manufacturing to create vertically integrated producer of value-added iron ore and steel products Compelling financial profile with strong balance sheet, expected earnings accretion, and strong free cash flow generation to execute on long-term growth opportunities C

December 3, 2019 425

CLF / Cleveland Cliffs, Inc. 425 - Merger Prospectus - 425

425 1 a20191203-425xclfhourlyemp.htm 425 Filed by Cleveland-Cliffs Inc. Commission File No.: 001-08944 Pursuant to Rule 425 under the Securities Act of 1933, as amended Subject Company: AK Steel Holding Corp Commission File No.: 001-13696

December 3, 2019 425

AKS / AK Steel Holding Corp. 425 - Merger Prospectus - 425

425 Filed by AK Steel Holding Corporation pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended.

November 20, 2019 8-K

Financial Statements and Exhibits, 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 - November 20, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.

November 20, 2019 EX-99.1

AK Steel Transfers Over $600 Million in Pension Obligations

EX-99.1 2 exhibit991-pressreleas.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Transfers Over $600 Million in Pension Obligations West Chester, OH, November 20, 2019 - AK Steel (NYSE: AKS) said today th

November 5, 2019 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, 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 - November 5, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S

November 5, 2019 EX-99.1

AK Steel Announces Retirement of Chief Financial Officer Jaime Vasquez, Names Christopher Ross Interim Chief Financial Officer

EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Retirement of Chief Financial Officer Jaime Vasquez, Names Christopher Ross Interim Chief Financial Officer West Chester, OH, November 5, 2019 - AK Steel (NYSE: AK

October 30, 2019 EX-99.2

Third Quarter 2019 Financial Results October 30, 2019 Creating Innovative Steel Solutions © 2019 AK Steel. All rights reserved. AK Steel Executive Presenters . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer .

EX-99.2 3 exhibit992toform8kfinale.htm EXHIBIT 99.2 Third Quarter 2019 Financial Results October 30, 2019 Creating Innovative Steel Solutions © 2019 AK Steel. All rights reserved. AK Steel Executive Presenters . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . Jaime Vasquez Vice President – Finance and Chief Financial Officer SAFETY | QUALITY | PRODUCTIVIT

October 30, 2019 EX-99.1

AK Steel Announces Third Quarter 2019 Financial Results

EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Third Quarter 2019 Financial Results WEST CHESTER, OH, October 30, 2019 – AK Steel (NYSE: AKS) today reported its financial results for the third quarter of 2019.

October 30, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - October 30, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S

October 30, 2019 10-Q

Quarterly Report - 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, 2019 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 No. 1-13696 AK STEEL HOLDING CORPO

October 30, 2019 EX-95.1

Mine Name

EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operations of AK Coal Resources, Inc.’s North Fork mine and coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MSHA inspects mining and processing operations, such as the AK Coal Operatio

September 23, 2019 EX-99.1

UAW Members Ratify Labor Agreement For AK Steel’s Coshocton Works

EX-99.1 2 exhibit991-pressreleas.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 UAW Members Ratify Labor Agreement For AK Steel’s Coshocton Works West Chester, OH, September 23, 2019 - AK Steel (NYSE: AKS) said t

September 23, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

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 - September 23, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R

September 3, 2019 8-K

Regulation FD Disclosure

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 - September 3, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.

July 29, 2019 EX-99.2

Second Quarter 2019 Financial Results July 29, 2019 Creating Innovative Steel Solutions © 2019 AK Steel. All rights reserved. AK Steel Executive Presenters . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . J

exhibit992toform8kinvest Second Quarter 2019 Financial Results July 29, 2019 Creating Innovative Steel Solutions © 2019 AK Steel.

July 29, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - July 29, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-13696 31-1401455 (State of Incorporation) (Commission File No.) (I.R.S. E

July 29, 2019 EX-99.1

AK Steel Announces Second Quarter 2019 Financial Results

EX-99.1 2 exhibit991-2019q2earni.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Second Quarter 2019 Financial Results WEST CHESTER, OH, July 29, 2019 – AK Steel (NYSE: AKS) today reported its f

July 29, 2019 EX-95.1

Mine Name

EX-95.1 6 aks20190630exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

July 29, 2019 10-Q

Quarterly Report - 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, 2019 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 No. 1-13696 AK STEEL HOLDING CORPORATIO

July 15, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 form8-kbutlercontractr.htm 8-K 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 - July 12, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Inc

July 15, 2019 EX-99.1

UAW Members Ratify Labor Agreement For AK Steel’s Butler Works

EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 UAW Members Ratify Labor Agreement For AK Steel’s Butler Works West Chester, OH, July 15, 2019 - AK Steel (NYSE: AKS) said today that members of the United Auto Workers (UAW), Local

June 28, 2019 S-8

AKS / AK Steel Holding Corp. S-8 - - S-8

S-8 1 forms-8june2019osip.htm S-8 8 (June 2019)-97054491-v6 v 1} As filed with the Securities and Exchange Commission on June 28, 2019 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Delaware 31-1401455 (S

May 31, 2019 SD

AKS / AK Steel Holding Corp. SD - - SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD Specialized Disclosure Report AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 9227 Centre Pointe Drive, West Chester, Ohio 45069 (Addres

May 31, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

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 - May 30, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identific

May 31, 2019 EX-99.1

Members Ratify Labor Agreement For AK Steel’s Zanesville Works

EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 Members Ratify Labor Agreement For AK Steel’s Zanesville Works West Chester, OH, May 31, 2019 - AK Steel (NYSE: AKS) said today that members of the United Auto Workers (UAW), Local 4

May 29, 2019 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8‑K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF REPORT - May 23, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identif

May 29, 2019 EX-10.1

AK Steel Holding Corporation 2019 Omnibus Supplemental Incentive Plan (incorporated by reference to Exhibit 10.1 to AK Steel Holding Corporation’s Current Report on Form 8-K/A. as filed with the Commission on May 29, 2019).

EX-10.1 2 exhibit101form8-kaprox.htm EXHIBIT 10.1 {Exhibit 10.1 to Form 8-K filed 5.28.2019 - AK Steel Omnibus Supplemental Incentive Plan v 1} EXHIBIT 10.1 AK STEEL HOLDING CORPORATION 2019 OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (as of May 23, 2019) AK STEEL HOLDING CORPORATION OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (Effective May 23, 2019) Article 1. Purpose, and Duration. 1.1 Establishment of Plan. T

May 28, 2019 EX-10.1

AK STEEL HOLDING CORPORATION 2019 OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (as of May 23, 2019) AK STEEL HOLDING CORPORATION OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (Effective May 23, 2019)

{Exhibit 10.1 to Form 8-K filed 5.28.2019 - AK Steel Omnibus Supplemental Incentive Plan v 1} EXHIBIT 10.1 AK STEEL HOLDING CORPORATION 2019 OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (as of May 23, 2019) AK STEEL HOLDING CORPORATION OMNIBUS SUPPLEMENTAL INCENTIVE PLAN (Effective May 23, 2019) Article 1. Purpose, and Duration. 1.1 Establishment of Plan. This 2019 Omnibus Supplemental Incentive Plan (the

May 28, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

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 - May 23, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identific

May 1, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 form8-kmountainstateca.htm 8-K 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 - May 1, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incor

May 1, 2019 EX-99.1

USW Members Ratify Labor Agreement For AK Steel’s Mountain State Carbon Plant

EX-99.1 2 exhibit991-pressreleas.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 USW Members Ratify Labor Agreement For AK Steel’s Mountain State Carbon Plant West Chester, OH, May 1, 2019 - AK Steel (NYSE: AKS) s

April 29, 2019 EX-99.1

AK Steel Announces First Quarter 2019 Financial Results

EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces First Quarter 2019 Financial Results WEST CHESTER, OH, April 29, 2019 – AK Steel (NYSE: AKS) today reported its financial results for the first quarter of 2019. Fi

April 29, 2019 EX-99.2

First Quarter 2019 Financial Results April 29, 2019 Creating Innovative Steel Solutions © 2019 AK Steel. All rights reserved. AK Steel Executive Presenters . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . J

EX-99.2 3 exhibit992investorpresen.htm EXHIBIT 99.2 First Quarter 2019 Financial Results April 29, 2019 Creating Innovative Steel Solutions © 2019 AK Steel. All rights reserved. AK Steel Executive Presenters . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . Jaime Vasquez Vice President – Finance and Chief Financial Officer SAFETY | QUALITY | PRODUCTIVITY

April 29, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 form8-kearnings2019q1.htm 8-K 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 - April 29, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Inc

April 29, 2019 10-Q

Quarterly Report - 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 March 31, 2019 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 No. 1-13696 AK STEEL HOLDING CORPORATI

April 29, 2019 EX-10.1

FIRST AMENDMENT TO SECOND AMENDED AND RESTATED LOAN AND SECURITY AGREEMENT

EXHIBIT 10.1 FIRST AMENDMENT TO SECOND AMENDED AND RESTATED LOAN AND SECURITY AGREEMENT This FIRST Amendment to SECOND AMENDED AND RESTATED LOAN AND SECURITY AGREEMENT (“Amendment”) is entered into as of April 26, 2019 by and among AK STEEL CORPORATION, a Delaware corporation (the “Borrower”), AK TUBE LLC (“AK Tube”), Mountain State Carbon, LLC (“Mountain State Carbon”; and together with AK Tube,

April 29, 2019 EX-95.1

Mine Name

EX-95.1 7 aks20190331exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

April 10, 2019 DEFA14A

AKS / AK Steel Holding Corp. DEFA14A

DEFA14A 1 d639242ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION 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 Commissi

April 10, 2019 DEF 14A

Schedule 14A

Definitive Proxy Statement Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 15, 2019 EX-25.1

Form T-1 Statement of Eligibility of U.S. Bank, National Association, with respect to senior unsecured debt securities.+

EX-25.1 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 NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Employer

February 15, 2019 S-3ASR

AKS / AK Steel Holding Corp. FORM S-3ASR

S-3ASR 1 d686928ds3asr.htm FORM S-3ASR Table of Contents As filed with the Securities and Exchange Commission on February 15, 2019 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT under THE SECURITIES ACT OF 1933 AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) AK STEEL CORPORATION (Exac

February 15, 2019 EX-25.2

Form T-1 Statement of Eligibility of U.S. Bank, National Association, with respect to senior secured debt securities.+

EX-25.2 Exhibit 25.2 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 NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Employer

February 15, 2019 EX-95.1

Mine Name

EX-95.1 7 aks20181231exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

February 15, 2019 10-K

Annual Report - 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 December 31, 2018 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 No. 1-13696 AK STEEL HOLDING CORPORATION (E

February 11, 2019 SC 13G/A

AKS / AK Steel Holding Corp. / VANGUARD GROUP INC Passive Investment

aksteelholdingcorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11 )* Name of issuer: AK Steel Holding Corp Title of Class of Securities: Common Stock CUSIP Number: 001547108 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriat

January 28, 2019 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities, Results of Operations and Financial Condition

8-K 1 form8-kearnings2018q4.htm 8-K 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 - January 24, 2019 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of I

January 28, 2019 EX-99.2

Fourth Quarter 2018 Financial Results January 28, 2019 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 9 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Of

EX-99.2 3 exhibit992toform8kinvest.htm EXHIBIT 99.2 Fourth Quarter 2018 Financial Results January 28, 2019 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 9 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . Jaime Vasquez Vice President – Finance

January 28, 2019 EX-99.1

AK Steel Announces Fourth Quarter and Full-Year 2018 Financial Results; Provides 2019 Outlook

EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Fourth Quarter and Full-Year 2018 Financial Results; Provides 2019 Outlook WEST CHESTER, OH, January 28, 2019 – AK Steel (NYSE: AKS) today reported its financial r

October 26, 2018 EX-95.1

Mine Name

EX-95.1 7 aks20180930exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

October 26, 2018 EX-12.1

AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO FIXED CHARGES (dollars in millions) Nine Months Ended September 30, Year Ended December 31, 2018 2017 2016 2015 2014 2013 Fixed charges: Capitalized interest credit $ 1.2 $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7

EXHIBIT 12.1 AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO FIXED CHARGES (dollars in millions) Nine Months Ended September 30, Year Ended December 31, 2018 2017 2016 2015 2014 2013 Fixed charges: Capitalized interest credit $ 1.2 $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 3.9 5.2 5.6 5.3 4.3 3.3 Other interest and fixed charges 114.1 152.3 164.0 173.1 144.2 127.6 Total fixed

October 26, 2018 10-Q

Quarterly Report - 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, 2018 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 No. 1-13696 AK STEEL HOLDING CORPO

October 25, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 form8-kinvestorpresent.htm 8-K 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 - October 25, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of

October 25, 2018 EX-99.1

Third Quarter 2018 Financial Results October 26, 2018 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Off

EX-99.1 2 investorpresentationocto.htm EXHIBIT 99.1 Third Quarter 2018 Financial Results October 26, 2018 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . Jaime Vasquez Vice President – Finance a

October 25, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - October 25, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Ident

October 25, 2018 EX-99.1

AK Steel Announces Third Quarter 2018 Financial Results and Fourth Quarter Outlook

EX-99.1 2 exhibit991-2018q3earni.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Third Quarter 2018 Financial Results and Fourth Quarter Outlook WEST CHESTER, OH, October 25, 2018 – AK Steel (NY

October 11, 2018 SC 13G/A

AKS / AK Steel Holding Corp. / Division of Investment, Department of the Treasury, State of New Jersey - DIVISION OF INVESTMENT, DEPARTMENT OF THE TREASURY,STATE OF NEW JERSEY Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* AK Steel Holding Corporation (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 001547108 (CUSIP Number) October 09, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule p

July 30, 2018 EX-99.1

Second Quarter 2018 Financial Results July 30, 2018 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Offic

EX-99.1 2 investorpresentationjuly.htm EXHIBIT 99.1 Second Quarter 2018 Financial Results July 30, 2018 C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . AK Steel Executive Management Team . Roger Newport Chief Executive Officer . Kirk Reich President and Chief Operating Officer . Jaime Vasquez Vice President – Finance and

July 30, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

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 - July 30, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identifi

July 30, 2018 EX-99.1

AK Steel Announces Second Quarter 2018 Financial Results and Third Quarter Outlook

EX-99.1 2 exhibit991-2018q2earni.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces Second Quarter 2018 Financial Results and Third Quarter Outlook WEST CHESTER, OH, July 30, 2018 – AK Steel (NYSE:

July 30, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - July 30, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identifi

July 30, 2018 EX-95.1

Mine Name

EX-95.1 6 aks20180630exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

July 30, 2018 10-Q

Quarterly Report - 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, 2018 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 No. 1-13696 AK STEEL HOLDING CORPORATIO

July 10, 2018 SC 13G/A

AKS / AK Steel Holding Corp. / VANGUARD GROUP INC Passive Investment

aksteelholdingcorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10 )* Name of issuer: AK Steel Holding Corp Title of Class of Securities: Common Stock CUSIP Number: 001547108 Date of Event Which Requires Filing of this Statement: June 29, 2018 Check the appropriate bo

May 29, 2018 8-K

Submission of Matters to a Vote of Security Holders

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 - May 24, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identific

May 18, 2018 SD

AKS / AK Steel Holding Corp. SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD Specialized Disclosure Report AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 9227 Centre Pointe Drive, West Chester, Ohio 45069 (Addres

April 30, 2018 EX-99.1

© 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s First Quarter 2018 Financial Results April 30, 2018 S A F E T Y | Q U A L I T Y | P R O D U C T I V I T Y | I N N O V A T I

EX-99.1 2 investorpresentationapri.htm EXHIBIT 99.1 © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . C r e a t i n g I n n o v a t i v e S t e e l S o l u t i o n s First Quarter 2018 Financial Results April 30, 2018 S A F E T Y | Q U A L I T Y | P R O D U C T I V I T Y | I N N O V A T I O N © 2 0 1 8 A K S t e e l . A l l r i g h t s r e s e r v e d . April 2018 2 AK Steel Executive

April 30, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

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 - April 30, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identif

April 30, 2018 EX-99.1

AK Steel Announces First Quarter 2018 Financial Results

EX-99.1 2 exhibit991-2018q1earni.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media – Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors – Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 AK Steel Announces First Quarter 2018 Financial Results WEST CHESTER, OH, April 30, 2018 – AK Steel (NYSE: AKS) today reported its f

April 30, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 - April 30, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of Incorporation) (I.R.S. Employer Identif

April 30, 2018 EX-12.2

AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3 3.3 Other interest

EXHIBIT 12.2 AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3 3.3 Other interest and fixed charges 152.3 164.0 173.1 144.2 127.6 Total fixed charges $ 159.4 $ 172.7 $ 180.5 $ 151.2 $ 133.6 Earnings—pre-tax income (los

April 30, 2018 EX-99.6

Quarter Ended (dollars in millions, except per share) March 31, 2016 June 30, 2016 September 30, 2016 December 31, 2016 March 31, 2017 June 30, 2017 September 30, 2017 December 31, 2017 Condensed consolidated statement of operations as originally rep

EX-99.6 10 exhibit996-quarterlyinform.htm EXHIBIT 99.6 Exhibit 99.6 Selected Quarterly Information (Unaudited) In the first quarter of 2018, we changed our accounting method for valuing our inventories to the average cost method from the last-in, first-out (LIFO) method for those inventories using the LIFO method. The effects of the change in accounting principle from LIFO to average cost have bee

April 30, 2018 EX-99.4

Part II

EX-99.4 8 exhibit994-item7aquantitat.htm EXHIBIT 99.4 Exhibit 99.4 Part II Item 7A. Quantitative and Qualitative Disclosures about Market Risk. Our primary areas of market risk include changes in (a) interest rates, (b) commodity prices and (c) foreign currency exchange rates. Interest Rate Risk We manage interest rate risk in our capital structure by issuing variable- and fixed-rate debt and by u

April 30, 2018 EX-99.3

Part II

EX-99.3 7 exhibit993-item7management.htm EXHIBIT 99.3 Exhibit 99.3 Part II Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations. Executive Overview We are a leading producer of flat-rolled carbon, stainless and electrical steel products, primarily for the automotive, infrastructure and manufacturing, electrical power generation and distribution markets. We

April 30, 2018 EX-99.2

Part II

Exhibit 99.2 Part II Item 6. Selected Financial Data. The following selected historical consolidated financial data should be read along with the consolidated financial statements presented in Item 8 and Management’s Discussion and Analysis of Financial Condition and Results of Operations presented in Item 7. 2017 2016 2015 2014 2013 (dollars in millions, except per share and per ton data) Stateme

April 30, 2018 EX-99.1

Part I

Exhibit 99.1 Part I Item 1A. Risk Factors. We caution readers that our business activities involve risks and uncertainties that could cause actual results to differ materially from those we currently expect. While the items listed below represent the most significant risks to us, we regularly monitor and report risks to the Board of Directors through a formal Total Enterprise Risk Management progr

April 30, 2018 EX-99.5

Part II

Table of Contents Exhibit 99.5 Part II Item 8. Financial Statements and Supplementary Data. AK Steel Holding Corporation and Subsidiaries Index to Consolidated Financial Statements Page Management’s Responsibility for Consolidated Financial Statements 2 Report of Independent Registered Public Accounting Firm 3 Consolidated Statements of Operations for the Years Ended December 31, 2017, 2016 and 20

April 30, 2018 8-K

Financial Statements and Exhibits, Other Events

8-K 1 lifo-form8xk2017form10xk.htm 8-K 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 - April 30, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of

April 30, 2018 EX-12.1

AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO COMBINED FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Combined fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3

EXHIBIT 12.1 AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO COMBINED FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Combined fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3 3.3 Other interest and fixed charges 152.3 164.0 173.1 144.2 127.6 Preference dividends — — — — — Total combined fixed charges $ 159.4 $

April 30, 2018 10-Q

Quarterly Report - 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 March 31, 2018 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 No. 1-13696 AK STEEL HOLDING CORPORATI

April 30, 2018 EX-18.1

April 30, 2018

EX-18.1 2 aks20180331exhibit181.htm EXHIBIT 18.1 EXHIBIT 18.1 April 30, 2018 Board of Directors AK Steel Holding Corporation 9227 Centre Point Drive West Chester, Ohio 45069 Ladies and Gentlemen: The paragraphs under the caption “Adoption of New Accounting Principles” described in Notes 1 and 3 to the condensed consolidated financial statements of AK Steel Holding Corporation (the Company) include

April 30, 2018 EX-95.1

Mine Name

EX-95.1 7 aks20180331exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). MS

April 9, 2018 DEFA14A

AKS / AK Steel Holding Corp. DEFA14A

DEFA14A 1 d528089ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION 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 Commissi

April 9, 2018 DEF 14A

AKS / AK Steel Holding Corp. DEFINITIVE PROXY STATEMENT

DEF 14A 1 d528089ddef14a.htm DEFINITIVE PROXY STATEMENT Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A INFORMATION 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 ☐ C

March 13, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

8-K 1 form8-kmiddtownworksco.htm 8-K 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 - March 13, 2018 (Date of Earliest Event Reported) AK STEEL HOLDING CORPORATION (Exact name of registrant as specified in its charter) Commission File No. 1-13696 Delaware 31-1401455 (State of In

March 13, 2018 EX-99.1

IAM Members Ratify Labor Agreement For AK Steel Middletown Works

EX-99.1 2 exhibit991-pressreleas.htm EXHIBIT 99.1 EXHIBIT 99.1 News Release Contacts: Media - Lisa H. Jester, Corporate Manager, Communications and Public Relations (513) 425-2510 Investors - Douglas O. Mitterholzer, General Manager, Investor Relations (513) 425-5215 IAM Members Ratify Labor Agreement For AK Steel Middletown Works West Chester, OH, March 13, 2018-AK Steel (NYSE: AKS) said today th

February 15, 2018 EX-95.1

Mine Name

EX-95.1 11 aks20171231exhibit951.htm EXHIBIT 95.1 EXHIBIT 95.1 MINE SAFETY DISCLOSURE EXHIBIT The operation of AK Coal Resources, Inc.’s North Fork mine and the Coal Innovations, LLC coal wash plant (collectively, the “AK Coal Operations”) are subject to regulation by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977, as amended (“Mine Act”). M

February 15, 2018 EX-12.1

AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO COMBINED FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Combined fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3

EXHIBIT 12.1 AK STEEL HOLDING CORPORATION RATIO OF EARNINGS TO COMBINED FIXED CHARGES (dollars in millions) 2017 2016 2015 2014 2013 Combined fixed charges: Capitalized interest credit $ 1.9 $ 3.1 $ 2.1 $ 2.7 $ 2.7 Interest factor in rent expense 5.2 5.6 5.3 4.3 3.3 Other interest and fixed charges 152.3 164.0 173.1 144.2 127.6 Preference dividends — — — — — Total combined fixed charges $ 159.4 $

February 15, 2018 EX-10.5

AK STEEL CORPORATION SUPPLEMENTAL THRIFT PLAN (as amended and restated as of January 1, 2018) AK STEEL CORPORATION SUPPLEMENTAL THRIFT PLAN (as amended and restated as of January 1, 2018) ARTICLE I - INTRODUCTION AND PURPOSE

EX-10.5 2 aks20171231exhibit105.htm EXHIBIT 10.5 EXHIBIT 10.5 AK STEEL CORPORATION SUPPLEMENTAL THRIFT PLAN (as amended and restated as of January 1, 2018) AK STEEL CORPORATION SUPPLEMENTAL THRIFT PLAN (as amended and restated as of January 1, 2018) ARTICLE I - INTRODUCTION AND PURPOSE AK Steel Corporation (“Company”) hereby amends and restates the AK Steel Corporation Supplemental Thrift Plan (“P

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