Walleye Trading LLC Repligen Corp Transaction History

Walleye Trading LLC

$52.6 Billion
Q2 2025

A detailed history of Walleye Trading LLC transactions in Repligen Corp stock. As of the latest transaction made, Walleye Trading LLC holds 687 shares of RGEN stock, worth $99,319. This represents 0.0% of its overall portfolio holdings.

Number of Shares

687

Previous 1,700 59.59%

Holding current value

$99,319

Previous $216,000 60.65%

% of portfolio

0.0%

Previous 0.0%

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	SELL	$108.89 - $145.23 $41,487 - $55,332	-381 Reduced 35.67%	687 $85,000
Q1 2025 May 14, 2025	SELL	$127.24 - $174.24 $968,678 - $1.33 Million	-7,613 Reduced 87.7%	1,068 $135,000
Q4 2024 Feb 13, 2025	BUY	$123.41 - $160.92 $593,848 - $774,347	4,812 Added 124.37%	8,681 $1.25 Million
Q3 2024 Nov 14, 2024	SELL	$119.79 - $167.35 $488,383 - $682,285	-4,077 Reduced 51.31%	3,869 $575,000
Q2 2024 Aug 14, 2024	BUY	$120.0 - $182.95 $953,520 - $1.45 Million	7,946 New	7,946 $1 Million
Q4 2023 Feb 14, 2024	BUY	$114.17 - $185.35 $587,404 - $953,625	5,145 Added 99.15%	10,334 $1.86 Million
Q3 2023 Nov 14, 2023	SELL	$138.78 - $176.51 $504,326 - $641,437	-3,634 Reduced 41.19%	5,189 $825,000
Q2 2023 Aug 14, 2023	BUY	$138.42 - $180.31 $1.22 Million - $1.59 Million	8,823 New	8,823 $1.25 Million
Q2 2021 Aug 16, 2021	BUY	$165.87 - $220.95 $344,014 - $458,250	2,074 Added 188.89%	3,172 $633,000
Q4 2020 Feb 16, 2021	BUY	$148.08 - $206.57 $111,208 - $155,134	751 Added 216.43%	1,098 $210,000
Q3 2020 Nov 16, 2020	BUY	$122.51 - $158.27 $42,510 - $54,919	347 New	347 $51,000
Q1 2020 May 15, 2020	SELL	$84.96 - $109.14 $101,442 - $130,313	-1,194 Closed	0 $0
Q4 2019 Feb 14, 2020	SELL	$73.84 - $93.08 $65,274 - $82,282	-884 Reduced 42.54%	1,194 $110,000
Q1 2019 May 15, 2019	SELL	$49.45 - $62.8 $166,745 - $211,761	-3,372 Reduced 61.87%	2,078 $123,000
Q4 2018 Feb 14, 2019	BUY	$48.26 - $68.88 $124,800 - $178,123	2,586 Added 90.29%	5,450 $287,000
Q3 2018 Nov 14, 2018	BUY	$46.8 - $58.97 $134,035 - $168,890	2,864 New	2,864 $159,000

Others Institutions Holding RGEN

# of Institutions

510

Shares Held

59M

Call Options Held

89.3K

Put Options Held

679K

View Full List

About REPLIGEN CORP

Ticker RGEN
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 55,491,200
Market Cap $8.02B
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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Walleye Trading LLC Repligen Corp Transaction History