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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, Q2 2026

Institutional positions in Repligen Corp as of Jun 30, 2026. 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
481
+41 vs. Q1 2026
Shares held
66.1M
+681.9K (+1.0%) vs. Q1 2026
Total value
$9.00B
+$1.26B (+16.3%) vs. Q1 2026
New holders
97
176 more added
Sold out
56
142 more reduced

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 481 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 heldQ2 2026: $9.00B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Repligen Corp; share changes are against Q1 2026.

Institutions holding RGEN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Envestnet Asset Management Inc140,415$19.2M0.00%+12,451+9.7%Added
Brown Capital Management LLC140,899$19.2M3.84%−29,097−17.1%Reduced
Gotham Asset Management, LLC142,613$19.5M0.05%+113,864+396.1%Added
Baird Financial Group, Inc.144,571$19.7M0.03%−27,059−15.8%Reduced
Loomis Sayles & Co L P148,676$20.3M0.03%−3,909−2.6%Reduced
Barclays PLC155,745$21.2M0.01%−38,271−19.7%Reduced
Allspring Global Investments Holdings, LLC153,107$21.3M0.03%−127,416−45.4%Reduced
Fifth Third Bancorp157,424$21.5M0.03%−3,646−2.3%Reduced
UBS Asset Management Americas Inc161,713$22.1M0.00%−2,035−1.2%Reduced
Point72 Asset Management, L.P.166,157$22.7M0.03%−403,317−70.8%Reduced
Nomura Asset Management International Inc.168,256$23.0M0.03%−13,124−7.2%Reduced
Segall Bryant & Hamill, LLC169,811$23.2M0.27%+14,786+9.5%Added
Riverbridge Partners LLC172,507$23.5M0.66%−85,969−33.3%Reduced
Raymond James Financial Inc172,826$23.6M0.01%+3,964+2.3%Added
Royce & Associates LP174,794$23.8M0.19%+58,862+50.8%Added
BNP Paribas Arbitrage, SA176,838$24.1M0.01%−679−0.4%Reduced
Braidwell LP177,100$24.2M0.89%+129,600+272.8%Added
Blue Whale Capital LLP178,377$24.3M0.77%−225,823−55.9%Reduced
Bradley Foster & Sargent Inc195,435$26.7M0.38%+195,435New
NZS Capital, LLC205,257$28.0M0.73%+2,032+1.0%Added
American Century Companies Inc213,004$29.1M0.01%−22,361−9.5%Reduced
LMR Partners LLP228,600$31.2M0.23%−24,460−9.7%Reduced
Perceptive Advisors LLC248,212$33.9M0.53%−32,329−11.5%Reduced
Daiwa Securities Group Inc.265,972$36.3M0.08%+26,120+10.9%Added
12 West Capital Management LP280,165$38.2M7.15%+88,932+46.5%Added
Marshall Wace, LLP282,107$38.5M0.03%+282,107New
Silvercrest Asset Management Group LLC290,559$39.6M0.26%+205,452+241.4%Added
Champlain Investment Partners, LLC318,955$43.5M1.12%−374,900−54.0%Reduced
Primecap Management Co323,268$44.1M0.03%+88,200+37.5%Added
Granahan Investment Management Inc332,271$45.3M1.62%+245,318+282.1%Added
Vanguard Fiduciary Trust Co336,295$45.9M0.01%+5,528+1.7%Added
Balyasny Asset Management LLC355,507$48.5M0.09%+230,038+183.3%Added
DF Dent & Co Inc356,854$48.7M0.92%−8,261−2.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.356,942$48.7M0.05%−20,067−5.3%Reduced
American Capital Management Inc361,055$49.3M2.21%+3,335+0.9%Added
SEI Investments Co373,307$50.9M0.04%+101,204+37.2%Added
Citadel Advisors LLC376,309$51.3M0.03%−722,872−65.8%Reduced
Impax Asset Management Group plc396,513$54.1M0.35%−41,955−9.6%Reduced
Vestal Point Capital, LP400,000$54.6M1.28%−525,000−56.8%Reduced
Jupiter Topco LLC406,001$55.4M0.02%+406,001New
Bank of America Corp426,291$58.2M0.00%+48,086+12.7%Added
JPMorgan Chase & Co427,770$58.9M0.00%+299,549+233.6%Added
Thrivent Financial for Lutherans436,865$59.6M0.10%+11,476+2.7%Added
Northern Trust Corp444,146$60.6M0.01%−600−0.1%Reduced
TimesSquare Capital Management, LLC446,964$61.0M0.90%−9,119−2.0%Reduced
Charles Schwab Investment Management Inc481,744$65.7M0.01%+28,700+6.3%Added
Morgan Stanley543,242$74.1M0.00%−140,547−20.6%Reduced
Voya Investment Management LLC549,203$74.9M0.06%−73,717−11.8%Reduced
Norges Bank575,226$78.5M0.01%+575,226New
First Trust Advisors LP634,219$86.5M0.05%+4,149+0.7%Added
Geneva Capital Management LLC656,093$89.5M2.05%−37,645−5.4%Reduced
Alliancebernstein L.P.795,282$93.7M0.03%−36,510−4.4%Reduced
Schroder Investment Management Group696,173$95.0M0.07%+176,059+33.9%Added
Fred Alger Management, LLC733,739$100.1M0.33%+298,965+68.8%Added
Bamco Inc748,466$102.1M0.15%+200,120+36.5%Added
William Blair Investment Management, LLC788,571$107.6M0.32%+788,571New
UBS Group AG795,009$108.5M0.02%+124,680+18.6%Added
Franklin Resources Inc890,216$121.5M0.03%−302,923−25.4%Reduced
Stephens Investment Management Group LLC937,084$127.9M1.37%+181,513+24.0%Added
Dimensional Fund Advisors LP949,863$129.6M0.02%+95,122+11.1%Added
Goldman Sachs Group Inc965,411$131.7M0.01%+314,064+48.2%Added
Conestoga Capital Advisors, LLC980,983$133.8M2.91%−116,800−10.6%Reduced
Congress Asset Management Co1,012,226$138.1M0.85%+214,359+26.9%Added
Geode Capital Management, LLC1,062,476$145.0M0.01%−1,981−0.2%Reduced
RTW Investments, LP1,240,637$169.3M1.45%+34,637+2.9%Added
Holocene Advisors, LP1,292,191$176.3M0.40%+583,302+82.3%Added
Invesco Ltd.1,387,242$189.3M0.01%+108,987+8.5%Added
T. Rowe Price Investment Management, Inc.1,411,619$192.6M0.13%+44,939+3.3%Added
Bank of New York Mellon Corp1,522,859$207.8M0.03%−8,543−0.6%Reduced
Ameriprise Financial Inc1,576,132$215.0M0.04%+650,918+70.4%Added
Wasatch Advisors Inc1,590,251$217.0M1.42%+346,720+27.9%Added
Massachusetts Financial Services Co1,617,021$220.6M0.07%+219,506+15.7%Added
Price T Rowe Associates Inc1,752,274$239.1M0.02%−3,125,867−64.1%Reduced
State Street Corp1,800,530$245.7M0.01%+23,245+1.3%Added
Maverick Capital LtdSuperinvestorMaverick Capital1,984,554$270.8M2.44%+465,749+30.7%Added
Vanguard Portfolio Management LLC2,312,825$315.6M0.01%+7,731+0.3%Added
Vanguard Capital Management LLC2,411,171$329.0M0.01%+14,660+0.6%Added
United Capital Financial Advisers, LLC2,790,650$380.8M2.10%+16,670+0.6%Added
FMR LLC3,326,690$453.9M0.02%+439,904+15.2%Added
BlackRock, Inc.5,384,938$734.7M0.01%−608,116−10.1%Reduced
ABS Investment Management LLC136––+136New
Artisan Partners Limited Partnership0$00.00%−190,100−100.0%Sold out
Ranger Investment Management, L.P.0$00.00%−161,135−100.0%Sold out
Agf Management Ltd0$00.00%−60,185−100.0%Sold out
Cornerstone Advisors, LLC0$00.00%−56,690−100.0%Sold out
Roubaix Capital, LLC0$00.00%−54,555−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−46,674−100.0%Sold out
Generate Investment Management Ltd0$00.00%−41,521−100.0%Sold out
Sone Capital Management, LLC0$00.00%−39,340−100.0%Sold out
Caption Management, LLC0$00.00%−27,500−100.0%Sold out
Taproot Management LP0$00.00%−27,125−100.0%Sold out
Millennium Management LLC0$00.00%−22,461−100.0%Sold out
Intech Investment Management LLC0$00.00%−16,673−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−14,565−100.0%Sold out
Twinbeech Capital LP0$00.00%−13,500−100.0%Sold out
Westpac Banking Corp0$00.00%−11,410−100.0%Sold out
IMC-Chicago, LLC0$00.00%−9,012−100.0%Sold out
Blueshift Asset Management, LLC0$00.00%−7,351−100.0%Sold out
LRT Capital Management, LLC0$00.00%−6,917−100.0%Sold out
CenterBook Partners LP0$00.00%−6,380−100.0%Sold out