Skip to main content

Repligen Corp

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

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, Q4 2025

Institutional positions in Repligen Corp as of Dec 31, 2025. 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
475
+34 vs. Q3 2025
Shares held
62.5M
+2.82M (+4.7%) vs. Q3 2025
Total value
$10.2B
+$2.26B (+28.3%) vs. Q3 2025
New holders
96
150 more added
Sold out
62
145 more reduced

12 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

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 holdersQ4 2025: 475 institutions
Q1 2021: 459 institutionsQ2 2021: 430 institutionsQ3 2021: 481 institutionsQ4 2021: 508 institutionsQ1 2022: 450 institutionsQ2 2022: 406 institutionsQ3 2022: 434 institutionsQ4 2022: 443 institutionsQ1 2023: 448 institutionsQ2 2023: 448 institutionsQ3 2023: 440 institutionsQ4 2023: 467 institutionsQ1 2024: 487 institutionsQ2 2024: 455 institutionsQ3 2024: 445 institutionsQ4 2024: 431 institutionsQ1 2025: 441 institutionsQ2 2025: 446 institutionsQ3 2025: 453 institutionsQ4 2025: 475 institutionsQ1 2026: 445 institutionsQ2 2026: 481 institutions
Value heldQ4 2025: $10.2B
Q1 2021: $8.88BQ2 2021: $9.28BQ3 2021: $13.6BQ4 2021: $12.5BQ1 2022: $9.15BQ2 2022: $8.17BQ3 2022: $9.56BQ4 2022: $9.06BQ1 2023: $9.06BQ2 2023: $7.74BQ3 2023: $9.08BQ4 2023: $10.4BQ1 2024: $10.3BQ2 2024: $7.06BQ3 2024: $8.25BQ4 2024: $8.09BQ1 2025: $7.33BQ2 2025: $7.22BQ3 2025: $8.00BQ4 2025: $10.2BQ1 2026: $7.75BQ2 2026: $9.00B
Institutions holding RGEN and their total value by quarter
QuarterHoldersValue
Q2 2026481$9.00B
Q1 2026445$7.75B
Q4 2025475$10.2B
Q3 2025453$8.00B
Q2 2025446$7.22B
Q1 2025441$7.33B
Q4 2024431$8.09B
Q3 2024445$8.25B
Q2 2024455$7.06B
Q1 2024487$10.3B
Q4 2023467$10.4B
Q3 2023440$9.08B
Q2 2023448$7.74B
Q1 2023448$9.06B
Q4 2022443$9.06B
Q3 2022434$9.56B
Q2 2022406$8.17B
Q1 2022450$9.15B
Q4 2021508$12.5B
Q3 2021481$13.6B
Q2 2021430$9.28B
Q1 2021459$8.88B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Repligen Corp; share changes are against Q3 2025.

Institutions holding RGEN in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,619,271$1.08B0.02%+479,541+7.8%Added
Vanguard Group Inc4,993,945$818.3M0.01%−50,246−1.0%Reduced
Price T Rowe Associates Inc4,599,061$753.6M0.08%+1,091,683+31.1%Added
FMR LLC2,867,846$469.9M0.02%+176,634+6.6%Added
United Capital Financial Advisers, LLC2,770,862$454.0M2.74%+14,919+0.5%Added
State Street Corp1,719,093$281.7M0.01%−82,443−4.6%Reduced
Citadel Advisors LLC1,394,252$228.5M0.16%−290,468−17.2%Reduced
Bank of New York Mellon Corp1,344,706$220.3M0.04%+28,870+2.2%Added
Invesco Ltd.1,256,439$205.9M0.02%+383,399+43.9%Added
Massachusetts Financial Services Co1,215,527$199.2M0.06%+1,215,527New
Franklin Resources Inc1,101,447$180.5M0.04%+677,146+159.6%Added
RTW Investments, LP1,064,000$174.3M1.75%+1,064,000New
Conestoga Capital Advisors, LLC1,057,975$173.4M2.92%+101,062+10.6%Added
Geode Capital Management, LLC1,029,817$168.8M0.01%−2,622−0.3%Reduced
Point72 Asset Management, L.P.1,006,310$164.9M0.26%−434,411−30.2%Reduced
Champlain Investment Partners, LLC1,003,951$164.5M1.67%−335,295−25.0%Reduced
Alliancebernstein L.P.994,869$163.0M0.05%−109,302−9.9%Reduced
Holocene Advisors, LP961,040$157.5M0.33%−416,064−30.2%Reduced
Fred Alger Management, LLC911,527$149.4M0.59%+553,105+154.3%Added
Dimensional Fund Advisors LP804,410$131.8M0.03%+4,900+0.6%Added
Congress Asset Management Co746,306$122.3M0.86%+527,714+241.4%Added
Stephens Investment Management Group LLC657,111$107.7M1.40%+58,755+9.8%Added
Millennium Management LLC650,546$106.6M0.08%−166,510−20.4%Reduced
T. Rowe Price Investment Management, Inc.646,122$105.9M0.07%+74,044+12.9%Added
Morgan Stanley570,977$93.6M0.01%+86,002+17.7%Added
Geneva Capital Management LLC562,975$92.2M1.73%−33,793−5.7%Reduced
Bamco Inc544,779$89.3M0.24%+163,101+42.7%Added
Voya Investment Management LLC521,158$85.4M0.08%+218,524+72.2%Added
Marshall Wace, LLP516,336$84.6M0.08%+335,273+185.2%Added
DF Dent & Co Inc495,550$81.2M1.17%−39,169−7.3%Reduced
Ameriprise Financial Inc494,225$81.0M0.02%−15,386−3.0%Reduced
Norges Bank462,094$75.7M0.01%+462,094New
Northern Trust Corp446,148$73.1M0.01%−17,978−3.9%Reduced
Schroder Investment Management Group443,934$72.7M0.06%−16,675−3.6%Reduced
TimesSquare Capital Management, LLC435,687$71.4M1.08%+73,558+20.3%Added
Charles Schwab Investment Management Inc430,704$70.6M0.01%+8,616+2.0%Added
Walleye Capital LLC417,110$68.3M0.39%+231,353+124.5%Added
Impax Asset Management Group plc413,384$67.7M0.42%−289,853−41.2%Reduced
Thrivent Financial for Lutherans411,706$67.5M0.12%−47,114−10.3%Reduced
Artemis Investment Management LLP410,369$67.2M0.81%+63,583+18.3%Added
Bank of America Corp397,229$65.1M0.00%+7,848+2.0%Added
UBS Group AG348,388$57.1M0.01%−108,541−23.8%Reduced
American Capital Management Inc335,115$54.9M2.42%−1,747−0.5%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.323,821$53.1M0.06%+40,369+14.2%Added
Iron Triangle Partners LP320,474$52.5M6.00%+50,474+18.7%Added
Perceptive Advisors LLC315,541$51.7M0.95%+45,113+16.7%Added
Riverbridge Partners LLC313,365$51.3M0.96%−30,070−8.8%Reduced
Allspring Global Investments Holdings, LLC311,175$51.1M0.08%+7,430+2.4%Added
Blue Whale Capital LLP308,467$50.5M2.59%+65,366+26.9%Added
Goldman Sachs Group Inc295,271$48.4M0.01%+174,771+145.0%Added
First Trust Advisors LP282,776$46.3M0.03%+16,486+6.2%Added
Brown Capital Management LLC273,972$44.9M3.68%−394,886−59.0%Reduced
American Century Companies Inc250,273$41.0M0.02%−2,520−1.0%Reduced
JPMorgan Chase & Co248,937$40.8M0.00%−24,511−9.0%Reduced
12 West Capital Management LP241,233$39.5M4.71%00.0%Unchanged
Palisade Capital Management LLC232,196$38.0M1.13%−29,602−11.3%Reduced
Baird Financial Group, Inc.205,605$33.7M0.05%−11,608−5.3%Reduced
Nomura Asset Management International Inc.204,863$33.6M0.05%+204,863New
NZS Capital, LLC198,803$32.6M1.00%+2,026+1.0%Added
Principal Financial Group Inc198,204$32.5M0.02%+80,778+68.8%Added
Artisan Partners Limited Partnership193,697$31.7M0.05%−19,044−9.0%Reduced
Nuveen, LLC192,688$31.6M0.01%+55,352+40.3%Added
Primecap Management Co186,668$30.6M0.02%−200−0.1%Reduced
SEI Investments Co181,988$29.8M0.03%−33,048−15.4%Reduced
New York State Common Retirement Fund171,010$28.0M0.04%−76,496−30.9%Reduced
Raymond James Financial Inc168,874$27.9M0.01%+18,732+12.5%Added
UBS Asset Management Americas Inc164,354$26.9M0.01%−213−0.1%Reduced
Ranger Investment Management, L.P.162,450$26.6M1.83%−515−0.3%Reduced
Barclays PLC159,152$26.1M0.01%−97,690−38.0%Reduced
Moore Capital Management, LP150,000$24.6M0.50%+5,000+3.4%Added
Loomis Sayles & Co L P149,777$24.5M0.03%−18,274−10.9%Reduced
Comerica Bank149,083$24.4M0.10%+36,049+31.9%Added
Segall Bryant & Hamill, LLC146,980$24.1M0.33%+7,602+5.5%Added
Royce & Associates LP146,973$24.1M0.24%−1,685−1.1%Reduced
Royal Bank of Canada143,326$23.5M0.00%−96,501−40.2%Reduced
Public Employees Retirement Association of Colorado134,571$22.1M0.08%00.0%Unchanged
Rhumbline Advisers134,110$22.0M0.02%−5,492−3.9%Reduced
Daiwa Securities Group Inc.130,277$21.3M0.07%+79,039+154.3%Added
Jennison Associates LLC123,600$20.3M0.01%+123,600New
RMB Capital Management, LLC117,936$19.3M0.34%−4,373−3.6%Reduced
Balyasny Asset Management LLC115,053$18.9M0.04%−652,186−85.0%Reduced
Agf Management Ltd111,612$18.3M0.08%+111,612New
Victory Capital Management Inc109,081$17.9M0.01%+42,276+63.3%Added
Swiss National Bank105,400$17.3M0.01%+2,000+1.9%Added
Teachers Retirement System of the State of Kentucky101,945$16.7M0.13%−19,453−16.0%Reduced
Ensign Peak Advisors, Inc101,209$16.6M0.03%−14,557−12.6%Reduced
Envestnet Asset Management Inc101,112$16.6M0.00%−3,123−3.0%Reduced
Lord, Abbett & Co. LLC90,244$14.8M0.05%+90,244New
Advisor Group Holdings, Inc.89,978$14.7M0.02%+53,804+148.7%Added
North Star Asset Management Inc84,903$13.9M0.56%−536−0.6%Reduced
Kornitzer Capital Management Inc83,780$13.7M0.29%+5,500+7.0%Added
Citigroup Inc83,752$13.7M0.01%+32,183+62.4%Added
Vestal Point Capital, LP83,000$13.6M0.50%−317,000−79.3%Reduced
Braidwell LP81,790$13.4M0.43%−113,866−58.2%Reduced
Legal & General Group Plc78,803$12.9M0.00%−4,995−6.0%Reduced
BNP Paribas Arbitrage, SA74,042$12.1M0.01%−155,736−67.8%Reduced
Granahan Investment Management Inc72,002$11.8M0.51%+2,131+3.0%Added
California Public Employees Retirement System70,115$11.5M0.01%−137−0.2%Reduced
WCM Investment Management, LLC63,604$10.6M0.02%−4,395−6.5%Reduced
Retirement Systems of Alabama63,505$10.4M0.03%−433−0.7%Reduced