एम्फास्टार फार्मास्यूटिकल्स, इंक.
US ˙ NasdaqGS ˙ US03209R1032

परिचय

यह पृष्ठ Zhang Jack Y. के ज्ञात इनसाइडर व्यापार इतिहास का व्यापक विश्लेषण प्रदान करता है। इनसाइडर किसी कंपनी के अधिकारी, निदेशक या महत्वपूर्ण निवेशक होते हैं। इनसाइडर के लिए विशिष्ट, गैर-सार्वजनिक जानकारी के आधार पर अपनी कंपनियों में व्यापार करना गैरकानूनी है। इसका मतलब यह नहीं है कि उनके लिए अपनी कंपनियों में कोई भी व्यापार करना गैरकानूनी है। हालाँकि, उन्हें फॉर्म 4 के माध्यम से SEC को सभी ट्रेड्स की रिपोर्ट करनी होगी। इन प्रतिबंधों के बावजूद, अकादमिक शोध से पता चलता है कि इनसाइडर - सामान्य तौर पर - अपनी कंपनियों में बाजार से बेहतर प्रदर्शन करते हैं।

औसत व्यापार लाभप्रदता

औसत ट्रेड लाभप्रदता पिछले तीन वर्षों में इनसाइडर द्वारा की गई सभी खुले बाजार खरीद का औसत रिटर्न है। इसकी गणना करने के लिए, हम 10b5-1 ट्रेडिंग योजना के हिस्से के रूप में चिह्नित सभी ट्रेडों को छोड़कर, इनसाइडर द्वारा की गई प्रत्येक खुले बाजार, अनियोजित खरीदारी की जांच करते हैं। फिर हम 3, 6 और 12 महीनों में उन ट्रेडों के औसत प्रदर्शन की गणना करते हैं, प्रत्येक ट्रेड के लिए अंतिम प्रदर्शन मीट्रिक तैयार करने के लिए उनमें से प्रत्येक अवधि का औसत निकालते हैं। अंत में, हम इनसाइडर के लिए प्रदर्शन मीट्रिक की गणना करने के लिए सभी प्रदर्शन मीट्रिक का औसत निकालते हैं। इस सूची में केवल उन इनसाइडर को शामिल किया गया है जिन्होंने पिछले दो वर्षों में कम से कम तीन ट्रेड किए हैं।

यदि इस इनसाइडर ट्रेड की लाभप्रदता "N/A" है, तो इनसाइडर ने या तो पिछले तीन वर्षों में कोई खुले बाजार में खरीदारी नहीं की है, या उनके द्वारा किए गए व्यापार एक विश्वसनीय प्रदर्शन मीट्रिक की गणना करने के लिए बहुत हाल के हैं।

अपडेट फ्रीक्वेंसी: दैनिक

सर्वाधिक लाभदायक इनसाइडर व्यापारियों की सूची देखें।

रिपोर्ट की गई इनसाइडर स्थिति वाली कंपनियाँ

SEC फाइलिंग से संकेत मिलता है कि Zhang Jack Y. ने निम्नलिखित कंपनियों में होल्डिंग्स या ट्रेड्स की सूचना दी है:

प्रतिभूति टाइटल नवीनतम रिपोर्ट की गई होल्डिंग्स
US:AMPH / Amphastar Pharmaceuticals, Inc. CEO & CHIEF SCIENTIFIC OFFICER, Director, 10% Owner 2,847,659
चार्ट को कैसे समझे

निम्नलिखित चार्ट Zhang Jack Y. द्वारा किए गए प्रत्येक खुले-बाज़ार, गैर-योजनाबद्ध व्यापार के बाद प्रतिभूतियों के स्टॉक प्रदर्शन को दर्शाते हैं। गैर-योजनाबद्ध व्यापार वे व्यापार हैं जो 10b5-1 ट्रेडिंग योजना के हिस्से के रूप में नहीं किए गए थे। स्टॉक प्रदर्शन को शेयर मूल्य में संचयी प्रतिशत परिवर्तन के रूप में चार्ट किया गया है। उदाहरण के लिए, यदि कोई इनसाइडर व्यापार 1 जनवरी, 2019 को किया गया था, तो चार्ट आज तक प्रतिभूति में दैनिक प्रतिशत परिवर्तन दिखाएगा। यदि इस दौरान शेयर की कीमत $10 से $15 तक जाती है, तो शेयर की कीमत में संचयी प्रतिशत परिवर्तन 50% होगा। $10 से $20 तक की कीमत में परिवर्तन 100% होगा, और $10 से $5 की कीमत में परिवर्तन -50% होगा।

अंततः, हम यह निर्धारित करने का प्रयास कर रहे हैं कि इनसाइडर के व्यापार शेयर की कीमत में अतिरिक्त रिटर्न (सकारात्मक या नकारात्मक) से कितनी निकटता से संबंधित हैं, यह देखने के लिए कि क्या इनसाइडर, इनसाइडर जानकारी से लाभ के लिए अपने व्यापार का समय निर्धारित कर रहे हैं। उस स्थिति पर विचार करें जहां कोई इनसाइडर ऐसा कर रहा था। इस स्थिति में, हम या तो (a) खरीदारी के बाद सकारात्मक रिटर्न, या (a) बिक्री के बाद नकारात्मक रिटर्न की उम्मीद करेंगे। (a) के मामले में, खरीद चार्ट ऊपर की ओर झुके हुए वक्रों की एक श्रृंखला दिखाएगा, जो प्रत्येक खरीद लेनदेन के बाद सकारात्मक रिटर्न का संकेत देगा। (a) के मामले में, बिक्री चार्ट नीचे की ओर झुके हुए वक्रों की एक श्रृंखला दिखाएगा, जो प्रत्येक बिक्री लेनदेन के बाद नकारात्मक रिटर्न का संकेत देगा।

हालाँकि, केवल यह निष्कर्ष निकालने के लिए पर्याप्त नहीं है। यदि, उदाहरण के लिए, कंपनी का शेयर मूल्य कई वर्षों से गैर-चक्रीय चढ़ाई में था, तो हम उम्मीद करेंगे कि खरीद के बाद के सभी प्लॉट ऊपर की ओर झुके हुए होंगे। इसी तरह, कई वर्षों में गैर-चक्रीय गिरावट के परिणामस्वरूप व्यापार के बाद के प्लॉट नीचे की ओर झुकेंगे। इनमें से कोई भी चार्ट इनसाइडर व्यापार गतिविधि का सुझाव नहीं देगा।

सबसे मजबूत संकेतक वह स्थिति होगी जहां शेयर की कीमत बेहद चक्रीय थी, और खरीद चार्ट में सकारात्मक संकेत और बिक्री चार्ट पर नकारात्मक प्लॉट दोनों थे। यह स्थिति एक इनसाइडर के लिए अत्यधिक संकेत देने वाली होगी जो अपने वित्तीय लाभ के लिए ट्रेड्स का समय निर्धारित कर रहा था।

इनसाइडर खरीदारी AMPH / Amphastar Pharmaceuticals, Inc. - अल्पकालिक लाभ विश्लेषण

इस अनुभाग में, हम AMPH / Amphastar Pharmaceuticals, Inc. में की गई प्रत्येक अनियोजित, खुले बाज़ार की इनसाइडर खरीदारी की लाभप्रदता का विश्लेषण करते हैं। यह विश्लेषण यह समझने में मदद करता है कि क्या इनसाइडर लगातार असामान्य रिटर्न उत्पन्न करता है, और यह अनुसरण करने लायक है। यह विश्लेषण प्रत्येक व्यापार के बाद एक वर्ष के लिए है, और परिणाम सैद्धांतिक हैं।

निम्न तालिका सबसे हालिया खुले बाज़ार की खरीदारी को दर्शाती है जो स्वचालित ट्रेडिंग योजना का हिस्सा नहीं थी।

व्यापार की तिथि टिकर इनसाइडर रिपोर्ट किए गए
शेयर
रिपोर्ट की गई
कीमत
समायोजित
शेयर
समायोजित
कीमत
मूल लागत दिन
अधिकतम
मूल्य
अधिकतम
अधिकतम
लाभ ($)
अधिकतम रिटर्न (%)
2018-05-16 AMPH Zhang Jack Y. 15,000 16.0569 15,000 16.0569 240,854 289 25.2800 138,347 57.44
2018-05-15 AMPH Zhang Jack Y. 25,000 16.0788 25,000 16.0788 401,970

समायोजित कीमत विभाजित-समायोजित कीमत है। समायोजित शेयर विभाजित-समायोजित शेयर हैं।

AMPH / Amphastar Pharmaceuticals, Inc. Insider Trades
इनसाइडर बिक्री AMPH / Amphastar Pharmaceuticals, Inc. - अल्पकालिक हानि विश्लेषण

इस अनुभाग में, हम AMPH / Amphastar Pharmaceuticals, Inc. में की गई प्रत्येक अनियोजित, खुले बाज़ार की इनसाइडर बिक्री के अल्पकालिक नुकसान से बचने का विश्लेषण करते हैं। हानि से बचने का एक सुसंगत पैटर्न यह सुझाव दे सकता है कि भविष्य में बिक्री लेनदेन कीमत में गिरावट की भविष्यवाणी कर सकते हैं। यह विश्लेषण प्रत्येक व्यापार के बाद एक वर्ष के लिए है, और परिणाम सैद्धांतिक हैं।

निम्न तालिका सबसे हालिया खुले बाज़ार की बिक्री को दर्शाती है जो स्वचालित ट्रेडिंग योजना का हिस्सा नहीं थी।

व्यापार की तिथि टिकर इनसाइडर रिपोर्ट किए गए
शेयर
रिपोर्ट की गई
कीमत
समायोजित
शेयर
समायोजित
कीमत
मूल लागत दिन
न्यूनतम
मूल्य
न्यूनतम
अधिकतम हानि
बचाया ($)
अधिकतम हानि
बचाया (%)
2019-09-11 AMPH Zhang Jack Y. 300,000 20.8200 300,000 20.8200 6,246,000 191 12.66 -2,448,000 -39.19
2018-12-14 AMPH Zhang Jack Y. 43,577 20.4766 43,577 20.4766 892,309

समायोजित कीमत विभाजित-समायोजित कीमत है। समायोजित शेयर विभाजित-समायोजित शेयर हैं।

AMPH / Amphastar Pharmaceuticals, Inc. Insider Trades
इनसाइडर व्यापार इतिहास

यह तालिका सिक्योरिटीज एक्सचेंज कमीशन (SEC) को बताए अनुसार Zhang Jack Y. द्वारा किए गए इनसाइडर व्यापारों की पूरी सूची दिखाती है।

फ़ाइल तिथि ट्रांजेक्शन तिथि फॉर्म टिकर प्रतिभूति कोड 10b5-1 शेयर शेष शेयर प्रतिशत
परिवर्तन
शेयर
कीमत
ट्रांजेक्शन
वैल्यू
शेष
मूल्य
2025-06-16 2025-06-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 200,000 2,847,659 7.55 13.03 2,606,000 37,104,997
2025-03-18 2025-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,223 1,185,475 -0.61 27.69 -200,005 32,825,803
2025-03-18 2025-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -16,150 2,647,659 -0.61 27.69 -447,194 73,313,678
2025-03-18 2025-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -4,115 1,192,698 -0.34 26.66 -109,706 31,797,329
2025-03-18 2025-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,765 2,663,809 -0.37 26.66 -260,335 71,017,148
2025-03-18 2025-03-14 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -162,657 1,196,813 -11.96 26.66 -4,336,436 31,907,035
2025-03-18 2025-03-14 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 211,213 1,359,470 18.39 14.69 3,102,719 19,970,614
2025-03-18 2025-03-14 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -226,285 2,673,574 -7.80 26.66 -6,032,758 71,277,483
2025-03-18 2025-03-14 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 290,477 2,899,859 11.13 14.69 4,267,107 42,598,929
2025-03-12 2025-03-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 48,996 1,148,257 4.46
2025-03-12 2025-03-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 116,226 2,609,382 4.66
2025-03-10 2025-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -3,069 1,099,261 -0.28 28.32 -86,914 31,131,072
2025-03-10 2025-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,645 2,493,156 -0.39 28.32 -273,146 70,606,178
2025-03-06 2025-03-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -2,426 1,102,330 -0.22 27.62 -67,006 30,446,355
2025-03-06 2025-03-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -5,753 2,502,801 -0.23 27.62 -158,898 69,127,364
2024-11-12 2024-11-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
G - Gift -125,000 1,104,756 -10.16
2024-11-12 2024-11-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
G - Gift -125,000 1,104,756 -10.16
2024-09-16 2024-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 100,000 2,633,554 3.95 14.69 1,469,000 38,686,908
2024-06-11 2024-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 100,000 2,533,554 4.11 14.69 1,469,000 37,217,908
2024-03-19 2024-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,052 1,229,756 -0.57 43.05 -303,589 52,940,996
2024-03-19 2024-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -15,768 2,433,554 -0.64 43.05 -678,812 104,764,500
2024-03-19 2024-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -202,658 1,236,808 -14.08 43.05 -8,724,427 53,244,584
2024-03-19 2024-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 310,930 1,439,466 27.55 12.46 3,874,188 17,935,746
2024-03-19 2024-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -408,721 2,449,322 -14.30 43.05 -17,595,439 105,443,312
2024-03-19 2024-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 722,046 2,858,043 33.80 12.46 8,996,693 35,611,216
2024-03-08 2024-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -2,990 1,128,536 -0.26 46.31 -138,467 52,262,502
2024-03-08 2024-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,031 2,135,997 -0.33 46.31 -325,606 98,918,021
2024-03-06 2024-03-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 27,110 1,131,526 2.45
2024-03-06 2024-03-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 64,310 2,143,028 3.09
2024-01-11 2024-01-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -1,716 1,104,416 -0.16 57.00 -97,817 62,954,915
2024-01-11 2024-01-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -920 1,106,132 -0.08 55.95 -51,477 61,891,846
2024-01-11 2024-01-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -50,514 1,107,052 -4.36 54.89 -2,772,506 60,761,545
2024-01-11 2024-01-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -78,236 1,157,566 -6.33 54.32 -4,249,967 62,881,763
2024-01-10 2024-01-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -3,714 1,235,802 -0.30 58.35 -216,720 72,111,642
2024-01-10 2024-01-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -31,764 1,239,516 -2.50 57.70 -1,832,872 71,523,544
2024-01-10 2024-01-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -50,678 1,271,280 -3.83 56.70 -2,873,640 72,086,534
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -2,152 1,321,958 -0.16 63.27 -136,149 83,635,259
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -1,663 1,324,110 -0.13 61.81 -102,784 81,838,472
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -4,261 1,325,773 -0.32 61.19 -260,742 81,127,629
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -27,563 1,330,034 -2.03 59.99 -1,653,623 79,794,459
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -37,865 1,357,597 -2.71 59.24 -2,243,142 80,424,725
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -41,282 1,395,462 -2.87 58.25 -2,404,474 81,278,824
2024-01-10 2024-01-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -18,858 1,436,744 -1.30 56.98 -1,074,563 81,868,259
2023-03-20 2023-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,052 1,455,602 -0.48 36.29 -255,917 52,823,797
2023-03-20 2023-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -15,768 2,078,718 -0.75 36.29 -572,221 75,436,676
2023-03-20 2023-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,998 1,462,654 -0.68 37.60 -375,925 54,995,790
2023-03-20 2023-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -25,241 2,094,486 -1.19 37.60 -949,062 78,752,674
2023-03-20 2023-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
G - Gift -57,365 0 -100.00
2023-03-20 2023-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
G - Gift -57,365 0 -100.00
2023-03-17 2023-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -2,803 1,530,017 -0.18 36.84 -103,263 56,365,826
2023-03-17 2023-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -8,434 2,177,092 -0.39 36.84 -310,709 80,204,069
2023-03-08 2023-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 34,301 1,532,820 2.29
2023-03-08 2023-03-06 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 81,383 2,185,526 3.87
2022-05-23 2022-05-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -10,650 2,104,143 -0.50 34.21 -364,365 71,988,413
2022-05-20 2022-05-19 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -115 2,114,793 -0.01 34.28 -3,942 72,495,104
2022-05-20 2022-05-19 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -41,615 2,114,908 -1.93 33.76 -1,404,818 71,394,007
2022-05-20 2022-05-18 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -2,006 2,156,523 -0.09 35.78 -71,779 77,165,137
2022-05-20 2022-05-18 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -9,776 2,158,529 -0.45 34.77 -339,926 75,055,291
2022-05-20 2022-05-18 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -55,264 2,168,305 -2.49 33.97 -1,877,395 73,660,356
2022-05-18 2022-05-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -2,837 2,223,569 -0.13 36.14 -102,534 80,363,341
2022-05-18 2022-05-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -47,539 2,226,406 -2.09 35.74 -1,698,906 79,565,294
2022-05-18 2022-05-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -13,795 2,273,945 -0.60 36.41 -502,269 82,793,200
2022-05-18 2022-05-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -54,274 2,287,740 -2.32 35.58 -1,931,188 81,402,822
2022-03-18 2022-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,052 1,498,519 -0.47 34.18 -241,037 51,219,379
2022-03-18 2022-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -15,768 2,342,014 -0.67 34.18 -538,950 80,050,039
2022-03-18 2022-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -10,426 1,505,571 -0.69 34.22 -356,778 51,520,640
2022-03-18 2022-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -25,241 2,357,782 -1.06 34.22 -863,747 80,683,300
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 74,784 74,784
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 177,461 177,461
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -4,786 1,515,997 -0.31 34.74 -166,266 52,665,736
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 32,412 1,520,783 2.18
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -14,759 2,383,023 -0.62 34.74 -512,728 82,786,219
2022-03-17 2022-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 76,914 2,397,782 3.31
2021-03-18 2021-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 133,585 133,585
2021-03-18 2021-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 298,688 298,688
2021-03-18 2021-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 56,892 1,488,371 3.97
2021-03-18 2021-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 127,209 2,320,868 5.80
2021-03-18 2021-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -8,890 1,431,479 -0.62 18.44 -163,932 26,396,473
2021-03-18 2021-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -25,241 2,193,659 -1.14 18.44 -465,444 40,451,072
2021-03-17 2021-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,592 1,440,369 -0.66 19.15 -183,687 27,583,066
2021-03-17 2021-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -28,088 2,218,900 -1.25 19.15 -537,885 42,491,935
2021-02-18 2021-02-18 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -407 6,827,679 -0.01 18.58 -7,562 126,863,055
2021-02-18 2021-02-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -13,801 6,828,086 -0.20 18.67 -257,723 127,509,044
2021-02-18 2021-02-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -16,259 6,841,887 -0.24 18.51 -301,031 126,675,485
2021-02-12 2021-02-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -13,277 6,858,146 -0.19 18.94 -251,522 129,922,089
2021-02-12 2021-02-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -19,823 6,871,423 -0.29 19.06 -377,884 130,989,250
2021-02-12 2021-02-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -15,747 6,891,246 -0.23 18.76 -295,344 129,249,453
2021-02-09 2021-02-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,927 6,906,993 -0.17 18.93 -225,776 130,747,996
2021-02-09 2021-02-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -13,452 6,918,920 -0.19 18.89 -254,049 130,667,956
2021-02-09 2021-02-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -15,507 6,932,372 -0.22 18.94 -293,721 131,307,445
2021-02-05 2021-02-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -25,570 6,947,879 -0.37 18.89 -483,020 131,246,129
2021-02-05 2021-02-03 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -16,299 6,973,449 -0.23 18.36 -299,323 128,063,904
2021-02-03 2021-02-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -13,817 6,989,748 -0.20 18.66 -257,821 130,426,601
2021-02-03 2021-02-01 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -24,114 7,003,565 -0.34 18.29 -441,120 128,116,915
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 181,134 181,134
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 405,003 405,003
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 68,303 1,449,961 4.94
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,771 1,381,658 -0.56 13.03 -101,256 18,003,004
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 152,724 2,246,988 7.29
2020-03-18 2020-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -25,873 2,094,264 -1.22 13.03 -337,125 27,288,260
2020-03-17 2020-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,593 1,389,429 -0.69 14.19 -136,125 19,715,998
2020-03-17 2020-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -27,179 2,120,137 -1.27 14.19 -385,670 30,084,744
2019-09-12 2019-09-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -300,000 7,027,679 -4.09 20.82 -6,246,000 146,316,277
2019-03-18 2019-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -13,941 1,399,022 -0.99 20.23 -282,026 28,302,215
2019-03-18 2019-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -32,374 2,147,316 -1.49 20.23 -654,926 43,440,203
2019-03-18 2019-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -11,832 1,412,963 -0.83 20.23 -239,361 28,584,241
2019-03-18 2019-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -27,476 2,179,690 -1.24 20.23 -555,839 44,095,129
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 110,671 110,671
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -224,737 0 -100.00
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 262,182 262,182
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -514,783 0 -100.00
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,317 1,424,795 -0.51 20.23 -148,023 28,823,603
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 41,522 1,432,112 2.99
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -200,853 1,390,590 -12.62 20.23 -4,063,256 28,131,636
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 224,737 1,591,443 16.44 15.84 3,559,834 25,208,457
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -17,205 2,207,166 -0.77 20.23 -348,057 44,650,968
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 98,368 2,224,371 4.63
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -461,097 2,126,003 -17.82 20.23 -9,327,992 43,009,041
2019-03-18 2019-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 514,783 2,587,100 24.84 15.84 8,154,163 40,979,664
2018-12-17 2018-12-14 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -43,577 2,072,317 -2.06 20.48 -892,309 42,434,006
2018-12-13 2018-12-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -29,689 7,327,679 -0.40 20.99 -623,166 153,806,517
2018-12-13 2018-12-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -37,469 7,357,368 -0.51 21.21 -794,736 156,053,454
2018-12-13 2018-12-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -3,253 7,394,837 -0.04 22.13 -71,992 163,655,877
2018-12-13 2018-12-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale -63,504 7,398,090 -0.85 21.43 -1,361,157 158,572,141
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -186,545 0 -100.00
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -319,791 0 -100.00
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -165,968 1,366,706 -10.83 15.39 -2,554,248 21,033,605
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 186,545 1,532,674 13.86 12.02 2,242,831 18,427,340
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -284,516 2,115,894 -11.85 15.39 -4,378,701 32,563,609
2018-07-03 2018-07-02 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 319,791 2,400,410 15.37 12.02 3,844,847 28,860,129
2018-05-17 2018-05-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
P - Purchase 15,000 2,080,619 0.73 16.06 240,854 33,408,291
2018-05-17 2018-05-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
P - Purchase 25,000 2,065,619 1.23 16.08 401,970 33,212,675
2018-03-28 2018-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -8,844 1,346,129 -0.65 18.61 -164,587 25,051,461
2018-03-28 2018-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -20,728 2,040,619 -1.01 18.61 -385,748 37,975,920
2018-03-20 2018-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,589 1,354,973 -0.70 19.91 -190,917 26,977,512
2018-03-20 2018-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -30,487 2,061,347 -1.46 19.91 -606,996 41,041,419
2018-03-20 2018-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,771 1,364,562 -0.57 19.91 -154,721 27,168,429
2018-03-20 2018-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -19,360 2,091,834 -0.92 19.91 -385,458 41,648,415
2018-03-16 2018-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 116,392 116,392
2018-03-16 2018-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 273,692 273,692
2018-03-16 2018-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 41,687 1,372,333 3.13
2018-03-16 2018-03-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 98,029 2,111,194 4.87
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -373,091 186,545 -66.67
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -639,584 319,791 -66.67
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -305,823 1,330,646 -18.69 19.30 -5,902,384 25,681,468
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 373,091 1,636,469 29.53 12.02 4,485,673 19,675,267
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -524,266 2,013,165 -20.66 19.30 -10,118,334 38,854,084
2017-12-19 2017-12-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 639,584 2,537,431 33.70 12.02 7,689,718 30,507,533
2017-11-14 2017-11-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -186,545 559,636 -25.00
2017-11-14 2017-11-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -319,792 959,375 -25.00
2017-11-14 2017-11-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise -186,545 1,263,378 -12.87 12.02 -2,242,831 15,189,594
2017-11-14 2017-11-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise -319,792 1,897,847 -14.42 12.02 -3,844,859 22,817,814
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -138,632 0 -100.00
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -176,987 0 -100.00
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -120,504 1,076,833 -10.06 15.87 -1,912,398 17,089,340
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise -138,632 1,197,337 -10.38 11.53 -1,598,427 13,805,296
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -153,882 1,578,055 -8.88 15.86 -2,440,569 25,027,952
2017-09-15 2017-09-13 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise -176,987 1,731,937 -9.27 11.53 -2,040,660 19,969,234
2017-05-25 2017-05-23 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -264,895 0 -100.00
2017-05-25 2017-05-23 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -382,448 0 -100.00
2017-05-25 2017-05-23 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 264,895 1,058,705 33.37 11.51 3,047,882 12,181,460
2017-05-25 2017-05-23 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 382,448 1,554,950 32.62 11.51 4,400,447 17,891,255
2017-03-28 2017-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,271 793,810 -1.15 14.27 -132,297 11,327,669
2017-03-28 2017-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -27,480 1,172,502 -2.29 14.27 -392,140 16,731,604
2017-03-28 2017-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -6,704 803,081 -0.83 13.76 -92,247 11,050,395
2017-03-28 2017-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -21,799 1,199,982 -1.78 13.76 -299,954 16,511,752
2017-03-20 2017-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -9,951 809,785 -1.21 13.75 -136,826 11,134,544
2017-03-20 2017-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -23,108 1,221,781 -1.86 13.75 -317,735 16,799,489
2017-03-20 2017-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 211,213 211,213
2017-03-20 2017-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 490,477 490,477
2017-03-20 2017-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 67,415 819,736 8.96
2017-03-20 2017-03-16 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 156,554 1,244,889 14.38
2016-09-22 2016-09-21 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -55,081 0 -100.00
2016-09-22 2016-09-21 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -500 1,088,335 -0.05 21.45 -10,726 23,346,962
2016-09-22 2016-09-21 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -54,581 1,088,835 -4.77 20.70 -1,129,608 22,534,529
2016-09-22 2016-09-21 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 55,081 1,143,416 5.06 16.75 922,772 19,155,648
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -181,768 0 -100.00
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -207,350 55,081 -79.01
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -95,213 752,321 -11.23 21.33 -2,030,693 16,045,427
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -86,555 847,534 -9.27 20.74 -1,795,038 17,576,753
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 181,768 934,089 24.16 16.75 3,045,159 15,648,793
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -131,198 1,088,335 -10.76 21.33 -2,798,335 23,213,206
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -76,152 1,219,533 -5.88 20.73 -1,578,403 25,277,260
2016-09-22 2016-09-20 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 207,350 1,295,685 19.05 16.75 3,473,735 21,706,611
2016-03-29 2016-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -8,641 752,321 -1.14 11.96 -103,346 8,997,759
2016-03-29 2016-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -25,856 1,088,335 -2.32 11.96 -309,238 13,016,487
2016-03-29 2016-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -6,704 760,962 -0.87 11.96 -80,180 9,101,106
2016-03-29 2016-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -15,711 1,114,191 -1.39 11.96 -187,904 13,325,724
2016-03-21 2016-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 310,930 310,930
2016-03-21 2016-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 722,046 722,046
2016-03-21 2016-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 79,435 767,666 11.54
2016-03-21 2016-03-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 184,466 1,129,902 19.51
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -42,223 8,481 -83.27
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -83,253 58,542 -58.71
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -38,471 679,750 -5.36 16.17 -621,972 10,989,722
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 42,223 718,221 6.25 12.97 547,632 9,315,326
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -75,618 932,276 -7.50 16.15 -1,221,132 15,055,045
2016-02-03 2015-06-12 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 83,253 1,007,894 9.00 12.97 1,079,791 13,072,385
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,930 50,704 -20.32
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,860 141,795 -8.32
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,664 675,998 -1.70 16.47 -192,093 11,132,943
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,930 687,662 1.92 12.97 167,702 8,918,976
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,600 924,641 -1.24 16.47 -191,045 15,228,282
2016-02-03 2015-06-11 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,860 936,241 1.39 12.97 166,794 12,143,046
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,619 63,634 -16.55
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,975 154,655 -7.74
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,411 674,732 -1.66 16.37 -186,820 11,046,645
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,619 686,143 1.87 12.97 163,668 8,899,275
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,731 923,381 -1.25 16.38 -192,144 15,124,242
2016-02-03 2015-06-10 4/A AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,975 935,112 1.41 12.97 168,286 12,128,403
2015-12-11 2015-12-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -15,066 7,461,594 -0.20 14.05 -211,736 104,864,496
2015-12-11 2015-12-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -21,915 7,476,660 -0.29 14.32 -313,884 107,086,706
2015-12-11 2015-12-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -26,319 7,498,575 -0.35 14.29 -376,133 107,164,385
2015-12-08 2015-12-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -24,359 7,524,894 -0.32 14.50 -353,118 109,083,873
2015-12-08 2015-12-07 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -15,046 7,549,253 -0.20 14.59 -219,490 110,127,748
2015-12-08 2015-12-04 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -28,712 7,564,299 -0.38 14.95 -429,302 113,101,399
2015-12-03 2015-12-03 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -18,583 7,593,011 -0.24 15.42 -286,461 117,047,783
2015-12-03 2015-12-01 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -20,000 7,611,594 -0.26 15.49 -309,780 117,895,979
2015-08-19 2015-08-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -8,481 0 -100.00
2015-08-19 2015-08-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -8,481 0 -100.00
2015-08-19 2015-08-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 8,481 670,147 1.28 12.97 109,999 8,691,807
2015-08-19 2015-08-17 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 8,481 670,147 1.28 12.97 109,999 8,691,807
2015-06-17 2015-06-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -50,061 8,481 -85.51
2015-06-17 2015-06-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -4,679 911,636 -0.51 16.29 -76,239 14,854,015
2015-06-17 2015-06-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -45,382 916,315 -4.72 16.29 -739,445 14,930,253
2015-06-17 2015-06-15 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 50,061 961,697 5.49 12.97 649,291 12,473,210
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -42,223 8,481 -83.27
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -83,253 58,542 -58.71
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -3,752 661,666 -0.56 16.17 -60,660 10,697,353
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -38,471 665,418 -5.47 16.17 -621,972 10,758,012
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 42,223 703,889 6.38 12.97 547,632 9,129,440
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -7,635 911,636 -0.83 16.15 -123,295 14,721,736
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -75,618 919,271 -7.60 16.15 -1,221,132 14,845,032
2015-06-12 2015-06-12 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 83,253 994,889 9.13 12.97 1,079,791 12,903,710
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,930 50,704 -20.32
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,860 141,795 -8.32
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -1,266 661,666 -0.19 16.47 -20,850 10,896,911
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,664 662,932 -1.73 16.47 -192,093 10,917,761
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,930 674,596 1.95 12.97 167,702 8,749,510
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -1,260 911,636 -0.14 16.47 -20,751 15,014,098
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,600 912,896 -1.25 16.47 -191,045 15,034,849
2015-06-12 2015-06-11 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,860 924,496 1.41 12.97 166,794 11,990,713
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,619 63,634 -16.55
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -12,975 154,655 -7.74
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -1,208 661,666 -0.18 16.37 -19,777 10,832,730
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,411 662,874 -1.69 16.37 -186,820 10,852,507
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,619 674,285 1.91 12.97 163,668 8,745,476
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -1,244 911,636 -0.14 16.38 -20,376 14,931,868
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -11,731 912,880 -1.27 16.38 -192,144 14,952,244
2015-06-12 2015-06-10 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 12,975 924,611 1.42 12.97 168,286 11,992,205
2015-06-12 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -2,633 661,666 -0.40 16.23 -42,744 10,741,420
2015-06-12 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -2,624 911,636 -0.29 16.24 -42,602 14,800,957
2015-06-12 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -3,052 664,299 -0.46 16.61 -50,690 11,033,143
2015-06-12 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -3,046 914,260 -0.33 16.61 -50,606 15,189,516
2015-06-12 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -6,173 667,351 -0.92 16.47 -101,643 10,988,401
2015-06-12 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -4,831 917,306 -0.52 16.46 -79,539 15,102,709
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -28,433 76,253 -27.16
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -28,324 167,630 -14.45
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -25,800 673,524 -3.69 16.12 -415,971 10,859,160
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 28,433 699,324 4.24 12.97 368,776 9,070,232
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -25,700 922,137 -2.71 16.24 -417,255 14,971,447
2015-06-09 2015-06-09 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 28,324 947,837 3.08 12.97 367,362 12,293,446
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -30,152 104,686 -22.36
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -30,066 195,954 -13.30
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -27,100 670,891 -3.88 16.61 -450,096 11,142,627
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 30,152 697,991 4.51 12.97 391,071 9,052,943
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -27,020 919,513 -2.85 16.61 -448,910 15,276,789
2015-06-09 2015-06-08 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 30,066 946,533 3.28 12.97 389,956 12,276,533
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -50,162 134,838 -27.11
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
M - Exercise -48,980 226,020 -17.81
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -43,989 667,839 -6.18 16.47 -724,310 10,996,437
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 50,162 711,828 7.58 12.97 650,601 9,232,409
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
S - Sale X -44,149 916,467 -4.60 16.46 -726,878 15,088,896
2015-06-09 2015-06-05 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
M - Exercise 48,980 960,616 5.37 12.97 635,271 12,459,190
2015-06-09 2015-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -8,641 661,666 -1.29 15.43 -133,331 10,209,506
2015-06-09 2015-03-27 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
F - Taxes -20,877 911,636 -2.24 15.43 -322,132 14,066,543
2015-03-30 2015-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 327,647 327,647
2015-03-30 2015-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Employee Stock Option (right to buy)
A - Award 767,912 767,912
2015-03-30 2015-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 53,511 670,307 8.68
2015-03-30 2015-03-26 4 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
A - Award 125,418 932,513 15.54
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
9,292,797
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,801,676
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
16,275,283
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,648,689
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,843,689
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
9,292,797
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,801,676
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
16,275,283
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,648,689
2014-06-24 3 AMPH Amphastar Pharmaceuticals, Inc.
Common Stock
8,843,689
P
गैर-डेरिवेटिव या डेरिवेटिव प्रतिभूति की खुला बाज़ार या निजी खरीद
S
गैर-डेरिवेटिव या डेरिवेटिव प्रतिभूति का खुला बाज़ार या निजी बिक्री
A
कंपनी से प्रतिभूतियों का अनुदान, पुरस्कार या अन्य अधिग्रहण (जैसे एक ऑप्शन)
C
डेरिवेटिव का रूपांतरण
D
कंपनी को प्रतिभूतियों की बिक्री या हस्तांतरण
F
कंपनी से प्राप्त प्रतिभूतियों के हिस्से का उपयोग करके एक्सरसाइज मूल्य या कर दायित्व का भुगतान
G
इनसाइडर द्वारा या उसे प्रतिभूतियों का उपहार
K
इक्विटी स्वैप और समान हेजिंग लेनदेन
M
कंपनी से प्राप्त डेरिवेटिव प्रतिभूति के एक्सरसाइज या रूपांतरण (जैसे कि एक ऑप्शन)
V
किसी लेन-देन को स्वेच्छा से फॉर्म 4 पर रिपोर्ट किया गया
J
अन्य (लेन-देन का वर्णन करने वाले फ़ुटनोट के साथ)