Ken Griffin Repligen Corp Call Options Transaction History

Citadel Advisors LLC

12 transactions

Quarter	Operation	Price Per call	calls change	calls Held
Q2 2025 Aug 14, 2025	BUY	$108.89 - $145.23 $185,113 - $246,890	1,700 Added 6.8%	26,700 $3.32 Million
Q1 2025 May 15, 2025	SELL	$127.24 - $174.24 $3.94 Million - $5.4 Million	-31,000 Reduced 55.36%	25,000 $3.18 Million
Q4 2024 Feb 14, 2025	SELL	$123.41 - $160.92 $123,410 - $160,920	-1,000 Reduced 1.75%	56,000 $8.06 Million
Q3 2024 Nov 14, 2024	SELL	$119.79 - $167.35 $5.61 Million - $7.83 Million	-46,800 Reduced 45.09%	57,000 $8.48 Million
Q2 2024 Aug 14, 2024	SELL	$120.0 - $182.95 $11.5 Million - $17.6 Million	-96,000 Reduced 48.05%	103,800 $13.1 Million
Q1 2024 May 15, 2024	BUY	$170.78 - $208.42 $24.5 Million - $29.8 Million	143,200 Added 253.0%	199,800 $36.7 Million
Q4 2023 Feb 14, 2024	BUY	$114.17 - $185.35 $4.3 Million - $6.99 Million	37,700 Added 199.47%	56,600 $10.2 Million
Q3 2023 Nov 14, 2023	SELL	$138.78 - $176.51 $138,780 - $176,510	-1,000 Reduced 5.03%	18,900 $3.01 Million
Q2 2023 Aug 14, 2023	SELL	$138.42 - $180.31 $2.13 Million - $2.78 Million	-15,400 Reduced 43.63%	19,900 $2.82 Million
Q1 2023 May 15, 2023	SELL	$154.26 - $198.1 $4.7 Million - $6.04 Million	-30,500 Reduced 46.35%	35,300 $5.94 Million
Q4 2022 Feb 14, 2023	BUY	$162.42 - $220.56 $2.18 Million - $2.96 Million	13,400 Added 25.57%	65,800 $11.1 Million
Q3 2022 Nov 14, 2022	BUY	$160.42 - $256.21 $1.72 Million - $2.74 Million	10,700 Added 25.66%	52,400 $9.81 Million

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58.7M

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679K

Ticker RGEN
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 55,491,200
Market Cap $6.31B
Description
Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally. It offers Protein A ligands that are the binding components of Protein A affinity chromatography resins; and cell culture growth factor products....

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