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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, Q1 2026

Institutional positions in Repligen Corp as of Mar 31, 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
445
−22 vs. Q4 2025
Shares held
65.4M
+8.91M (+15.8%) vs. Q4 2025
Total value
$7.75B
−$1.52B (−16.4%) vs. Q4 2025
New holders
69
166 more added
Sold out
91
131 more reduced

8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 445 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 heldQ1 2026: $7.75B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Repligen Corp; share changes are against Q4 2025.

Institutions holding RGEN in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
KBC Group NV1,837$216.0K0.00%+315+20.7%Added
Park Avenue Securities LLC1,830$216.0K0.00%+1,830New
Fort Washington Investment Advisors Inc1,815$213.8K0.00%00.0%Unchanged
HighTower Advisors, LLC1,759$207.3K0.00%−1,677−48.8%Reduced
WealthCare Investment Partners, LLC1,800$205.8K0.06%00.0%Unchanged
Lighthouse Investment Partners, LLC1,746$205.7K0.01%+1,746New
Shelton Capital Management1,744$205.5K0.00%−126−6.7%Reduced
Fieldview Capital Management, LLC1,744$205.5K0.06%+1,744New
CIBC Asset Management Inc1,739$204.9K0.00%00.0%Unchanged
Investment Advisory Group, LLC1,720$202.7K0.05%−3−0.2%Reduced
Hilltop National Bank1,597$188.2K0.04%+321+25.2%Added
Sterling Capital Management LLC1,596$188.0K0.00%−1,180−42.5%Reduced
GAMMA Investing LLC1,511$178.0K0.01%+417+38.1%Added
South Dakota Investment Council1,500$177.0K0.00%00.0%Unchanged
Neo Ivy Capital Management1,394$164.2K0.04%+1,394New
Premier Fund Managers Ltd1,351$151.0K0.01%−1,048−43.7%Reduced
Sava Infond d.o.o.1,200$141.4K0.02%00.0%Unchanged
Advisory Services Network, LLC1,145$134.9K0.00%+1,145New
Smartleaf Asset Management LLC1,173$130.8K0.00%−154−11.6%Reduced
Parkside Financial Bank & Trust1,099$129.5K0.01%+66+6.4%Added
CWM, LLC1,006$118.5K0.00%+56+5.9%Added
Clearstead Advisors, LLC1,000$117.8K0.00%00.0%Unchanged
Mather Group, LLC.975$114.9K0.00%+975New
Simplex Trading, LLC903$106.4K0.00%+903New
Northwestern Mutual Wealth Management Co802$94.5K0.00%+398+98.5%Added
Umb Bank N A800$94.3K0.00%+42+5.5%Added
Rockefeller Capital Management L.P.771$90.8K0.00%+192+33.2%Added
IMA Wealth, Inc.730$86.0K0.01%00.0%Unchanged
Allworth Financial LP537$63.3K0.00%−20−3.6%Reduced
Timothy G. Youngquist 2020 Irrevocable Trust537$63.3K0.03%+537New
MidFirst Bank521$61.4K0.01%−1,302−71.4%Reduced
Steward Partners Investment Advisory, LLC515$60.7K0.00%−55−9.6%Reduced
Center for Financial Planning, Inc.494$58.2K0.01%00.0%Unchanged
Rothschild Investment LLC466$54.9K0.00%+10+2.2%Added
Eurizon Capital SGR S.p.A.481$53.9K0.00%−61−11.3%Reduced
Itau Unibanco Holding S.A.391$46.1K0.00%+13+3.4%Added
Huntington National Bank282$33.2K0.00%+16+6.0%Added
Adirondack Trust Co250$29.5K0.01%00.0%Unchanged
Oakworth Capital, Inc.250$29.5K0.00%00.0%Unchanged
Resources Management Corp250$29.0K0.00%00.0%Unchanged
Farther Finance Advisors, LLC242$28.6K0.00%−93−27.8%Reduced
Measured Wealth Private Client Group, LLC215$25.3K0.01%00.0%Unchanged
Rachor Investment Advisory Services, LLC200$23.6K0.01%00.0%Unchanged
Harbor Investment Advisory, LLC175$20.6K0.00%−879−83.4%Reduced
NBC Securities, Inc.169$19.9K0.00%00.0%Unchanged
Graney & King, LLC160$18.9K0.01%00.0%Unchanged
Los Angeles Capital Management LLC151$17.8K0.00%−66−30.4%Reduced
North Star Investment Management Corp.150$17.7K0.00%00.0%Unchanged
Strategic Wealth Partners, Ltd.142$16.7K0.00%00.0%Unchanged
Whittier Trust Co143$16.7K0.00%+73+104.3%Added
International Assets Investment Management, LLC132$15.6K0.00%−14−9.6%Reduced
Nomura Asset Management Co Ltd130$15.3K0.00%00.0%Unchanged
WPG Advisers, LLC130$15.3K0.01%+3+2.4%Added
CNB Bank125$14.7K0.01%00.0%Unchanged
Toth Financial Advisory Corp120$14.1K0.00%00.0%Unchanged
Park Place Capital Corp109$12.8K0.00%00.0%Unchanged
Danske Bank A/S100$11.8K0.00%−700−87.5%Reduced
J.Safra Asset Management Corp98$11.5K0.00%+66+206.3%Added
GW&K Investment Management, LLC92$11.0K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.92$10.8K0.00%00.0%Unchanged
Parallel Advisors, LLC89$10.5K0.00%−24−21.2%Reduced
IFP Advisors, Inc88$10.4K0.00%+1+1.1%Added
Rossby Financial, LCC69$8.16K0.00%+59+590.0%Added
Covestor Ltd63$8.00K0.01%−47−42.7%Reduced
Signaturefd, LLC68$8.00K0.00%−28−29.2%Reduced
Basecamp Wealth Advisors LLC64$7.54K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC63$7.42K0.00%−10−13.7%Reduced
Clal Insurance Enterprises Holdings Ltd59$7.00K0.00%+19+47.5%Added
SBI Securities Co., Ltd.59$6.95K0.00%−14−19.2%Reduced
Crewe Advisors LLC58$6.83K0.00%+36+163.6%Added
Chilton Capital Management LLC53$6.25K0.00%+53New
Cedar Mountain Advisors, LLC52$6.13K0.00%+52New
Avion Wealth54$6.00K0.00%00.0%Unchanged
GWM Advisors LLC50$5.89K0.00%+50New
SMA Capital LLC48$5.66K0.00%+48New
MAI Capital Management47$5.54K0.00%+32+213.3%Added
Arlington Trust Co LLC46$5.42K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc45$5.30K0.00%00.0%Unchanged
Bayforest Capital Ltd39$4.59K0.01%−156−80.0%Reduced
Meramec Financial Planners, LLC33$4.36K0.00%00.0%Unchanged
S&T Bank36$4.24K0.00%+24+200.0%Added
McIlrath & Eck, LLC35$4.12K0.00%00.0%Unchanged
Smithfield Trust Co35$4.00K0.00%00.0%Unchanged
Vanguard National Trust Co33$3.89K0.00%+33New
JNBA Financial Advisors31$3.65K0.00%+31New
Bayban31$3.65K0.00%00.0%Unchanged
Brown, Lisle/Cummings, Inc.31$3.65K0.00%+31New
Central Trust Co30$3.54K0.00%00.0%Unchanged
HHM Wealth Advisors, LLC30$3.54K0.00%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.29$3.42K0.00%−2−6.5%Reduced
EverSource Wealth Advisors, LLC28$3.30K0.00%+2+7.7%Added
Assetmark, Inc27$3.18K0.00%+15+125.0%Added
GHP Investment Advisors, Inc.25$2.95K0.00%00.0%Unchanged
Evolution Wealth Management Inc.25$2.95K0.00%00.0%Unchanged
Financial Network Wealth Advisors LLC25$2.95K0.00%00.0%Unchanged
Raelipskie Partnership25$2.95K0.00%00.0%Unchanged
Retirement Wealth Solutions LLC22$2.59K0.00%+1+4.8%Added
Grove Bank & Trust21$2.47K0.00%+3+16.7%Added
TD Private Client Wealth LLC21$2.47K0.00%+11+110.0%Added
Signature Resources Capital Management, LLC21$2.47K0.00%+21New