Ken Griffin Amphastar Pharmaceuticals, Inc. Call Options Transaction History

Citadel Advisors LLC

9 transactions

Quarter	Operation	Price Per call	calls change	calls Held
Q3 2024 Nov 14, 2024	BUY	$36.99 - $50.09 $636,228 - $861,548	17,200 Added 232.43%	24,600 $1.19 Million
Q2 2024 Aug 14, 2024	SELL	$38.65 - $43.48 $289,875 - $326,100	-7,500 Reduced 50.34%	7,400 $296,000
Q1 2024 May 15, 2024	BUY	$42.85 - $63.45 $154,260 - $228,420	3,600 Added 31.86%	14,900 $654,000
Q4 2023 Feb 14, 2024	BUY	$44.49 - $62.93 $93,429 - $132,153	2,100 Added 22.83%	11,300 $698,000
Q3 2023 Nov 14, 2023	BUY	$45.51 - $65.0 $104,673 - $149,500	2,300 Added 33.33%	9,200 $423,000
Q2 2023 Aug 14, 2023	BUY	$35.77 - $58.38 $42,924 - $70,056	1,200 Added 21.05%	6,900 $396,000
Q1 2023 May 15, 2023	SELL	$27.99 - $37.92 $67,176 - $91,008	-2,400 Reduced 29.63%	5,700 $213,000
Q4 2022 Feb 14, 2023	SELL	$27.93 - $31.27 $365,883 - $409,637	-13,100 Reduced 61.79%	8,100 $226,000
Q3 2022 Nov 14, 2022	SELL	$27.56 - $37.75 $336,232 - $460,550	-12,200 Reduced 36.53%	21,200 $596,000

287

35.1M

74.3K

22.3K

Ticker AMPH
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—Specialty & Generic
Shares Outstandng 49,015,200
Market Cap $2.23B
Description
Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-count...

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