Repligen Corp

RGEN

Exchange: Nasdaq
Industry: Biological Products, (No Diagnostic Substances)
SEC CIK: 0000730272

SEC filings (opens in a new tab)

In the last 90 days, Repligen Corp insiders filed 0 open-market purchases and 5 sales; 481 institutions reported holding it in 13F filings for Q2 2026, worth $9.00B in total; 3 superinvestors hold it, including Maverick Capital and Duquesne Family Office.

13F holders, Q1 2021

Institutional positions in Repligen Corp as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 459; No complete 13F data for Q4 2020
Shares held: 45.7M; No complete 13F data for Q4 2020
Total value: $8.88B; No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting RGEN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 459 institutions

Value heldQ1 2021: $8.88B

Institutions holding RGEN and their total value by quarter
Quarter	Holders	Value
Q2 2026	481	$9.00B
Q1 2026	445	$7.75B
Q4 2025	475	$10.2B
Q3 2025	453	$8.00B
Q2 2025	446	$7.22B
Q1 2025	441	$7.33B
Q4 2024	431	$8.09B
Q3 2024	445	$8.25B
Q2 2024	455	$7.06B
Q1 2024	487	$10.3B
Q4 2023	467	$10.4B
Q3 2023	440	$9.08B
Q2 2023	448	$7.74B
Q1 2023	448	$9.06B
Q4 2022	443	$9.06B
Q3 2022	434	$9.56B
Q2 2022	406	$8.17B
Q1 2022	450	$9.15B
Q4 2021	508	$12.5B
Q3 2021	481	$13.6B
Q2 2021	430	$9.28B
Q1 2021	459	$8.88B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Repligen Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding RGEN in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Vanguard Group Inc	4,862,028	$945.2M	0.03%	–	–
BlackRock Inc.	4,767,587	$926.9M	0.03%	–	–
Invesco Ltd.	2,293,926	$446.0M	0.12%	–	–
Fred Alger Management, LLC	1,477,178	$287.2M	0.75%	–	–
Price T Rowe Associates Inc	1,319,174	$256.5M	0.03%	–	–
Select Equity Group, L.P.	1,251,604	$243.3M	0.89%	–	–
State Street Corp	1,189,714	$231.3M	0.01%	–	–
Alliancebernstein L.P.	1,122,006	$218.1M	0.10%	–	–
12 West Capital Management LP	1,091,807	$212.3M	10.12%	–	–
Bank of New York Mellon Corp	1,078,160	$209.6M	0.04%	–	–
Conestoga Capital Advisors, LLC	1,027,370	$199.7M	3.01%	–	–
Marshall Wace, LLP	943,724	$183.5M	0.97%	–	–
Wells Fargo & Company	904,780	$175.9M	0.04%	–	–
Bank of America Corp	773,382	$150.4M	0.02%	–	–
Franklin Resources Inc	773,244	$150.3M	0.06%	–	–
Impax Asset Management Group plc	766,154	$148.2M	0.76%	–	–
Brown Capital Management LLC	723,820	$140.7M	1.05%	–	–
1832 Asset Management L.P.	730,000	$136.1M	0.29%	–	–
Geode Capital Management, LLC	661,650	$128.6M	0.02%	–	–
Federated Hermes, Inc.	640,798	$124.6M	0.24%	–	–
Stephens Investment Management Group LLC	631,187	$122.7M	1.78%	–	–
JPMorgan Chase & Co	505,240	$98.2M	0.01%	–	–
FMR LLC	478,073	$92.9M	0.01%	–	–
Gilder Gagnon Howe & Co LLC	467,899	$91.0M	0.49%	–	–
Renaissance Technologies LLC	462,012	$89.8M	0.11%	–	–
American Century Companies Inc	449,657	$87.4M	0.06%	–	–
Northern Trust Corp	447,905	$87.1M	0.02%	–	–
Norges Bank	416,981	$81.1M	0.02%	–	–
Lord, Abbett & Co. LLC	397,227	$77.2M	0.20%	–	–
Charles Schwab Investment Management Inc	374,477	$72.8M	0.03%	–	–
Canada Pension Plan Investment Board	360,112	$70.0M	0.09%	–	–
Ameriprise Financial Inc	358,379	$69.7M	0.02%	–	–
Point72 Asset Management, L.P.	341,567	$66.4M	0.34%	–	–
Goldman Sachs Group Inc	329,511	$64.1M	0.02%	–	–
Baird Financial Group, Inc.	321,863	$62.6M	0.18%	–	–
Eagle Asset Management Inc	307,331	$60.1M	0.27%	–	–
Ranger Investment Management, L.P.	307,399	$59.8M	3.29%	–	–
Nuveen Asset Management, LLC	297,400	$57.8M	0.02%	–	–
Palisade Capital Management LLC	293,715	$57.1M	1.34%	–	–
New York State Common Retirement Fund	258,246	$50.2M	0.06%	–	–
Ardevora Asset Management LLP	257,933	$50.1M	0.75%	–	–
Arrowstreet Capital, Limited Partnership	251,671	$48.9M	0.07%	–	–
Dimensional Fund Advisors LP	250,411	$48.7M	0.02%	–	–
Principal Financial Group Inc	224,174	$43.6M	0.03%	–	–
Millennium Management LLC	217,457	$42.3M	0.06%	–	–
Jennison Associates LLC	192,993	$37.5M	0.03%	–	–
Holocene Advisors, LP	180,732	$35.1M	0.23%	–	–
UBS Asset Management Americas Inc	174,701	$34.0M	0.02%	–	–
Artisan Partners Limited Partnership	172,333	$33.5M	0.04%	–	–
Marshall Wace North America L.P.	151,244	$29.4M	0.12%	–	–
Balyasny Asset Management LLC	151,008	$29.4M	0.18%	–	–
Nicholas Investment Partners, LP	142,103	$27.6M	1.93%	–	–
First Trust Advisors LP	140,790	$27.4M	0.03%	–	–
Rhumbline Advisers	138,375	$26.9M	0.04%	–	–
Putnam Investments LLC	132,906	$25.8M	0.04%	–	–
Eaton Vance Management	132,105	$25.7M	0.04%	–	–
California Public Employees Retirement System	130,233	$25.3M	0.02%	–	–
Geneva Capital Management LLC	127,952	$24.9M	0.42%	–	–
Parametric Portfolio Associates LLC	126,447	$24.6M	0.01%	–	–
Sectoral Asset Management Inc	124,693	$24.2M	1.84%	–	–
Manufacturers Life Insurance Company, The	123,576	$24.0M	0.02%	–	–
BBR Partners, LLC	120,221	$23.4M	1.92%	–	–
Eventide Asset Management, LLC	119,000	$23.1M	0.34%	–	–
Martingale Asset Management L P	116,887	$22.7M	0.26%	–	–
Morgan Stanley	115,821	$22.5M	0.00%	–	–
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	115,447	$22.4M	0.09%	–	–
Swiss National Bank	114,300	$22.2M	0.01%	–	–
American Capital Management Inc	112,899	$21.9M	0.66%	–	–
Comerica Bank	100,264	$21.9M	0.13%	–	–
Thrivent Financial for Lutherans	111,672	$21.7M	0.05%	–	–
Deutsche Bank AG	107,672	$20.9M	0.01%	–	–
Public Employees Retirement Association of Colorado	105,494	$20.5M	0.10%	–	–
Macquarie Group Ltd	101,920	$19.8M	0.03%	–	–
AWM Investment Company, Inc.	100,000	$19.4M	2.17%	–	–
California State Teachers Retirement System	97,367	$18.9M	0.03%	–	–
RMB Capital Management, LLC	96,123	$18.7M	0.69%	–	–
American International Group, Inc.	92,917	$18.1M	0.07%	–	–
North Star Asset Management Inc	90,465	$17.6M	1.05%	–	–
Russell Investments Group, Ltd.	83,759	$16.3M	0.03%	–	–
Legal & General Group Plc	83,388	$16.2M	0.01%	–	–
Ally Bridge Group (NY) LLC	82,500	$16.0M	3.88%	–	–
Atika Capital Management LLC	82,000	$15.9M	1.66%	–	–
STRS Ohio	79,020	$15.4M	0.06%	–	–
Royal Bank of Canada	78,032	$15.2M	0.00%	–	–
Thornburg Investment Management Inc	72,554	$14.1M	0.16%	–	–
Fuller & Thaler Asset Management, Inc.	69,637	$13.5M	0.10%	–	–
Retirement Systems of Alabama	66,485	$12.9M	0.05%	–	–
State Board of Administration of Florida Retirement System	65,341	$12.7M	0.03%	–	–
Los Angeles Capital Management LLC	63,056	$12.3M	0.06%	–	–
Ensign Peak Advisors, Inc	60,925	$11.8M	0.03%	–	–
Stephens Inc	58,942	$11.5M	0.19%	–	–
Congress Asset Management Co	56,809	$11.0M	0.10%	–	–
Westfield Capital Management Co LP	56,598	$11.0M	0.07%	–	–
Credit Suisse AG	56,046	$10.9M	0.01%	–	–
Miura Global Management, LLC	56,000	$10.9M	1.94%	–	–
Susquehanna International Group, LLP	55,801	$10.8M	0.01%	–	–
DF Dent & Co Inc	54,023	$10.5M	0.12%	–	–
Bank of Montreal	50,719	$10.4M	0.01%	–	–
New York State Teachers Retirement System	52,317	$10.2M	0.02%	–	–
Nordea Investment Management AB	52,380	$10.1M	0.01%	–	–