Ken Griffin Repligen Corp Transaction History

Citadel Advisors LLC

$505 Billion
Q3 2024

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Repligen Corp stock. As of the latest transaction made, Citadel Advisors LLC holds 57,000 shares of RGEN stock, worth $8.31 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

57,000

Previous 103,800 45.09%

Holding current value

$8.31 Million

Previous $13.1 Million 35.18%

% of portfolio

0.0%

Previous 0.0%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2024 Nov 14, 2024	BUY	$119.79 - $167.35 $61.4 Million - $85.8 Million	512,438 Added 14970.44%	515,861 $76.8 Million
Q2 2024 Aug 14, 2024	SELL	$120.0 - $182.95 $12.2 Million - $18.6 Million	-101,822 Reduced 96.75%	3,423 $431,000
Q1 2024 May 15, 2024	SELL	$170.78 - $208.42 $29.9 Million - $36.5 Million	-175,233 Reduced 62.48%	105,245 $19.4 Million
Q4 2023 Feb 14, 2024	SELL	$114.17 - $185.35 $13.4 Million - $21.7 Million	-117,069 Reduced 29.45%	280,478 $50.4 Million
Q3 2023 Nov 14, 2023	BUY	$138.78 - $176.51 $43.3 Million - $55.1 Million	312,109 Added 365.3%	397,547 $63.2 Million
Q2 2023 Aug 14, 2023	BUY	$138.42 - $180.31 $11.1 Million - $14.4 Million	80,048 Added 1485.12%	85,438 $12.1 Million
Q1 2023 May 15, 2023	BUY	$154.26 - $198.1 $791,970 - $1.02 Million	5,134 Added 2005.47%	5,390 $907,000
Q4 2022 Feb 14, 2023	SELL	$162.42 - $220.56 $4.33 Million - $5.88 Million	-26,637 Reduced 99.05%	256 $43,000
Q3 2022 Nov 14, 2022	SELL	$160.42 - $256.21 $8.94 Million - $14.3 Million	-55,716 Reduced 67.45%	26,893 $5.03 Million
Q2 2022 Aug 15, 2022	BUY	$140.68 - $188.02 $7.68 Million - $10.3 Million	54,625 Added 195.2%	82,609 $13.4 Million
Q1 2022 May 16, 2022	SELL	$161.19 - $257.96 $12.9 Million - $20.7 Million	-80,248 Reduced 74.14%	27,984 $5.26 Million
Q4 2021 Feb 14, 2022	BUY	$247.59 - $304.47 $20.3 Million - $25 Million	82,175 Added 315.37%	108,232 $28.7 Million
Q3 2021 Nov 15, 2021	SELL	$194.77 - $324.21 $54.2 Million - $90.2 Million	-278,258 Reduced 91.44%	26,057 $7.53 Million
Q2 2021 Aug 16, 2021	BUY	$165.87 - $220.95 $49.5 Million - $65.9 Million	298,126 Added 4817.03%	304,315 $60.7 Million
Q1 2021 May 17, 2021	SELL	$180.37 - $226.26 $8.53 Million - $10.7 Million	-47,275 Reduced 88.42%	6,189 $1.2 Million
Q4 2020 Feb 16, 2021	SELL	$148.08 - $206.57 $16.1 Million - $22.5 Million	-108,944 Reduced 67.08%	53,464 $10.2 Million
Q3 2020 Nov 16, 2020	BUY	$122.51 - $158.27 $1.62 Million - $2.1 Million	13,251 Added 8.88%	162,408 $24 Million
Q2 2020 Aug 14, 2020	BUY	$94.33 - $140.48 $11.5 Million - $17.1 Million	121,524 Added 439.78%	149,157 $18.4 Million
Q1 2020 May 15, 2020	SELL	$84.96 - $109.14 $5.9 Million - $7.58 Million	-69,458 Reduced 71.54%	27,633 $2.67 Million
Q4 2019 Feb 14, 2020	SELL	$73.84 - $93.08 $4.55 Million - $5.74 Million	-61,636 Reduced 38.83%	97,091 $8.98 Million
Q3 2019 Nov 14, 2019	BUY	$76.65 - $95.51 $9.07 Million - $11.3 Million	118,330 Added 292.92%	158,727 $12.2 Million
Q2 2019 Aug 14, 2019	SELL	$54.2 - $85.95 $4.4 Million - $6.99 Million	-81,273 Reduced 66.8%	40,397 $3.47 Million
Q1 2019 May 15, 2019	SELL	$49.45 - $62.8 $7.85 Million - $9.97 Million	-158,793 Reduced 56.62%	121,670 $0
Q4 2018 Feb 14, 2019	BUY	$48.26 - $68.88 $12.1 Million - $17.3 Million	251,283 Added 861.15%	280,463 $14.8 Million
Q3 2018 Nov 13, 2018	BUY	$46.8 - $58.97 $989,164 - $1.25 Million	21,136 Added 262.75%	29,180 $0
Q2 2018 Aug 10, 2018	BUY	$35.26 - $47.04 $283,631 - $378,389	8,044 New	8,044 $0
Q1 2018 May 11, 2018	SELL	$30.92 - $37.27 $561,723 - $677,084	-18,167 Closed	0 $0
Q4 2017 Feb 09, 2018	BUY	$32.53 - $38.92 $590,972 - $707,059	18,167	18,167 $659,000

Others Institutions Holding RGEN

# of Institutions

488

Shares Held

54.2M

Call Options Held

341K

Put Options Held

235K

View Full List

About REPLIGEN CORP

Ticker RGEN
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 55,491,200
Market Cap $8.09B
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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