REPLIGEN CORP hedge fund holdings
RGENNASDAQ$189.50+7.80 (+4.29% today)
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
RGEN · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+26.2%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 146 | 165 | $873M | $756M | 409 | Aug 14, 2025 |
| Q3 2025 | 180 | 154 | $1.53B | $1.31B | 422 | Nov 14, 2025 |
| Q4 2025 | 166 | 150 | $1.4B | $1.22B | 445 | Feb 14, 2026 |
| Q1 2026 | 167 | 164 | $1.09B | $616M | 420 | May 15, 2026 |
| Q2 2026 | 208 | 140 | $1.18B | $752M | 450 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
450 filersNew position
75$271M+1.99M sh
Increased
133$905M+6.64M sh
Reduced
94-$650M-4.77M sh
Out / sold
46-$101M-744K sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| William Blair Investment Management, LLC | New Buy | +$108M | $108M | 0.32% | Aug 12, 2026 |
| Holocene Advisors, LP | Added 82.28% | +$79.6M | $176M | 0.40% | Aug 14, 2026 |
| Vestal Point Capital, LP | Reduce 56.76% | -$71.6M | $54.6M | 1.28% | Aug 14, 2026 |
| Maverick Capital Ltd | Added 30.67% | +$63.5M | $271M | 2.39% | Aug 14, 2026 |
| Champlain Investment Partners, LLC | Reduce 54.03% | -$51.2M | $43.5M | 1.12% | Aug 12, 2026 |
| Wasatch Advisors LP | Added 27.88% | +$47.3M | $217M | 1.42% | Jul 10, 2026 |
| Artemis Investment Management LLP | Reduce 71.14% | -$40.9M | $16.6M | 0.15% | Jul 23, 2026 |
| Fred Alger Management, LLC | Added 68.76% | +$40.8M | $100M | 0.33% | Aug 14, 2026 |
| Blue Whale Capital LLP | Reduce 55.87% | -$30.8M | $24.3M | 0.77% | Aug 13, 2026 |
| Massachusetts Financial Services Co | Added 15.71% | +$29.9M | $221M | 0.07% | Aug 3, 2026 |
| Congress Asset Management Co | Added 26.87% | +$29.2M | $138M | 0.85% | Jul 7, 2026 |
| Silvercrest Asset Management Group LLC | Added 241.40% | +$28M | $39.6M | 0.26% | Aug 14, 2026 |
| Bamco Inc | Added 36.50% | +$27.3M | $102M | 0.15% | Aug 14, 2026 |
| Stephens Investment Management Group LLC | Added 24.02% | +$24.8M | $128M | 1.37% | Jul 29, 2026 |
| Schroder Investment Management Group | Added 33.85% | +$24M | $95M | 0.07% | Aug 13, 2026 |
| Artisan Partners Limited Partnership | Sell 100% | -$22.4M | $0 | 0.00% | Aug 13, 2026 |
| Ranger Investment Management, L.P. | Sell 100% | -$19M | $0 | 0.00% | Aug 13, 2026 |
| Palisade Capital Management, LP | Reduce 54.38% | -$17.9M | $15M | 0.65% | Aug 14, 2026 |
| Braidwell LP | Added 272.84% | +$17.7M | $24.2M | 0.89% | Aug 14, 2026 |
| Conestoga Capital Advisors, LLC | Reduce 10.64% | -$15.9M | $134M | 2.91% | Jul 24, 2026 |
| Gotham Asset Management, LLC | Added 396.06% | +$15.5M | $19.5M | 0.05% | Aug 14, 2026 |
| Eversept Partners, LP | Reduce 88.08% | -$14.5M | $1.96M | 0.10% | Aug 14, 2026 |
| Peregrine Capital Management LLC | New Buy | +$12.3M | $12.3M | 0.40% | Jul 17, 2026 |
| 12 West Capital Management LP | Added 46.50% | +$12.1M | $38.2M | 7.15% | Aug 14, 2026 |
| Primecap Management Co | Added 37.52% | +$12M | $44.1M | 0.03% | Aug 14, 2026 |
| Riverbridge Partners LLC | Reduce 33.26% | -$11.7M | $23.5M | 0.66% | Jul 13, 2026 |
| Freshford Capital Management, LLC | New Buy | +$10.8M | $10.8M | 3.69% | Aug 14, 2026 |
| Avidity Partners Management LP | Reduce 50.00% | -$10.6M | $10.6M | 1.70% | Aug 14, 2026 |
| Duquesne Family Office LLC | New Buy | +$10.6M | $10.6M | 0.20% | Aug 14, 2026 |
| Agf Management Ltd | Sell 100% | -$7.09M | $0 | 0.00% | Aug 10, 2026 |
| Cornerstone Advisors, LLC | Sell 100% | -$6.68M | $0 | 0.00% | Aug 7, 2026 |
| Roubaix Capital, LLC | Sell 100% | -$6.43M | $0 | 0.00% | Aug 10, 2026 |
| Jennison Associates LLC | Reduce 38.14% | -$6.31M | $10.2M | 0.01% | Aug 3, 2026 |
| T. Rowe Price Investment Management, Inc. | Added 3.29% | +$6.13M | $193M | 0.13% | Aug 14, 2026 |
| Impax Asset Management Group plc | Reduce 9.57% | -$5.72M | $54.1M | 0.35% | Aug 11, 2026 |
| Readystate Asset Management LP | New Buy | +$5.66M | $5.66M | 0.19% | Aug 14, 2026 |
| Campbell & CO Investment Adviser LLC | Sell 100% | -$5.5M | $0 | 0.00% | Aug 3, 2026 |
| Kornitzer Capital Management Inc | Reduce 55.14% | -$5.27M | $4.29M | 0.09% | Jul 31, 2026 |
| Geneva Capital Management LLC | Reduce 5.43% | -$5.14M | $89.5M | 2.05% | Aug 6, 2026 |
| RTW Investments, LP | Added 2.87% | +$4.73M | $169M | 1.45% | Aug 14, 2026 |
| Sone Capital Management, LLC | Sell 100% | -$4.64M | $0 | 0.00% | Aug 14, 2026 |
| Perceptive Advisors LLC | Reduce 11.52% | -$4.41M | $33.9M | 0.51% | Aug 14, 2026 |
| Pembroke Management, LTD | New Buy | +$4.35M | $4.35M | 0.31% | Aug 13, 2026 |
| Brown Capital Management LLC | Reduce 17.12% | -$3.97M | $19.2M | 3.84% | Jul 27, 2026 |
| Baird Financial Group, Inc. | Reduce 15.77% | -$3.69M | $19.7M | 0.03% | Aug 12, 2026 |
| Daiwa Securities Group Inc. | Added 10.89% | +$3.56M | $36.3M | 0.07% | Jul 31, 2026 |
| Longaeva Partners L.P. | New Buy | +$3.36M | $3.36M | 0.07% | Aug 14, 2026 |
| Aberdeen Group plc | Reduce 31.34% | -$3.01M | $6.6M | 0.01% | Jul 31, 2026 |
| Pier Capital, LLC | Added 39.76% | +$2.88M | $10.1M | 1.34% | Aug 5, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Reduce 5.32% | -$2.74M | $48.7M | 0.05% | Aug 13, 2026 |
| Watershed Asset Management, L.L.C. | New Buy | +$2.57M | $2.57M | 2.29% | Aug 14, 2026 |
| Osterweis Capital Management Inc | Added 20.36% | +$2.56M | $15.1M | 0.71% | Aug 14, 2026 |
| Diversify Advisory Services, LLC | New Buy | +$2.44M | $2.44M | 0.04% | Aug 10, 2026 |
| Moody National Bank Trust Division | New Buy | +$2.42M | $2.42M | 0.20% | Jul 7, 2026 |
| Gateway Investment Advisers LLC | New Buy | +$2.41M | $2.41M | 0.02% | Jul 20, 2026 |
| Oak Thistle LLC | New Buy | +$2.35M | $2.35M | 0.23% | Jul 21, 2026 |
| United Capital Financial Advisors, LLC | Added 0.60% | +$2.27M | $381M | 2.10% | Aug 17, 2026 |
| Quantinno Capital Management LP | Added 132.93% | +$2.16M | $3.78M | 0.00% | Aug 13, 2026 |
| Weitz Investment Management, Inc. | Added 60.00% | +$2.09M | $5.57M | 0.39% | Aug 12, 2026 |
| Segall Bryant & Hamill, LLC | Added 9.54% | +$2.02M | $23.2M | 0.27% | Aug 12, 2026 |
| Thornburg Investment Management Inc | Added 49.27% | +$1.98M | $5.99M | 0.06% | Aug 13, 2026 |
| Nomura Asset Management International Inc. | Reduce 7.24% | -$1.79M | $23M | 0.03% | Aug 14, 2026 |
| Thrivent Financial for Lutherans | Added 2.70% | +$1.57M | $59.6M | 0.10% | Aug 14, 2026 |
| Van Eck Associates Corp | Added 173.79% | +$1.55M | $2.44M | 0.00% | Aug 14, 2026 |
| Oppenheimer Asset Management Inc. | Added 31.88% | +$1.53M | $6.32M | 0.07% | Aug 3, 2026 |
| Retirement Systems of Alabama | Reduce 15.46% | -$1.37M | $7.48M | 0.02% | Jul 28, 2026 |
| Westpac Banking Corp | Sell 100% | -$1.34M | $0 | 0.00% | Aug 12, 2026 |
| Lord, Abbett & Co. LLC | Added 10.86% | +$1.31M | $13.4M | 0.04% | Aug 14, 2026 |
| B. Metzler seel. Sohn & Co. AG | Added 52.79% | +$1.24M | $3.6M | 0.03% | Aug 11, 2026 |
| DF Dent & Co Inc | Reduce 2.26% | -$1.13M | $48.7M | 0.92% | Aug 14, 2026 |
| Lighthouse Investment Partners, LLC | Added 456.24% | +$1.09M | $1.33M | 0.04% | Aug 14, 2026 |
| Cercano Management LLC | New Buy | +$1.07M | $1.07M | 0.14% | Aug 14, 2026 |
| IMC-Chicago, LLC | Sell 100% | -$1.06M | $0 | 0.00% | Aug 6, 2026 |
| Cinctive Capital Management LP | Added 42.17% | +$1.05M | $3.56M | 0.13% | Aug 14, 2026 |
| EFG International AG | Added 21.89% | +$993K | $5.53M | 0.10% | Aug 14, 2026 |
| Curi Capital, LLC | Added 5.91% | +$956K | $17.1M | 0.26% | Aug 14, 2026 |
| Weiss Asset Management LP | New Buy | +$900K | $900K | 0.01% | Aug 14, 2026 |
| North Star Asset Management Inc | Reduce 7.62% | -$873K | $10.6M | 0.42% | Aug 18, 2026 |
| Blueshift Asset Management, LLC | Sell 100% | -$866K | $0 | 0.00% | Aug 14, 2026 |
| Ensign Peak Advisors, Inc | Reduce 8.33% | -$864K | $9.51M | 0.02% | Aug 14, 2026 |
| Dana Investment Advisors, Inc. | Added 99.04% | +$843K | $1.7M | 0.04% | Aug 13, 2026 |
| LRT Capital Management, LLC | Sell 100% | -$815K | $0 | 0.00% | Aug 14, 2026 |
| CenterBook Partners LP | Sell 100% | -$752K | $0 | 0.00% | Aug 11, 2026 |
| Fox Run Management, L.L.C. | Sell 100% | -$668K | $0 | 0.00% | Aug 4, 2026 |
| Alamea Verwaltungs GmbH | New Buy | +$662K | $662K | 0.53% | Aug 13, 2026 |
| Diversify Wealth Management, LLC | Added 36.56% | +$652K | $2.44M | 0.04% | Jul 30, 2026 |
| Kelly Lawrence W & Associates Inc | Added 8.78% | +$652K | $8.08M | 1.73% | Aug 14, 2026 |
| Zions Bancorporation, National Association | Reduce 44.01% | -$649K | $825K | 0.05% | Jul 31, 2026 |
| Associated Banc-Corp | New Buy | +$600K | $600K | 0.01% | Jul 31, 2026 |
| First Trust Advisors LP | Added 0.66% | +$566K | $86.5M | 0.05% | Aug 11, 2026 |
| Loomis Sayles & Co L P | Reduce 2.56% | -$533K | $20.3M | 0.03% | Aug 14, 2026 |
| Persistent Asset Partners Ltd | New Buy | +$532K | $532K | 0.16% | Aug 7, 2026 |
| Quantitative Investment Management, LLC | Sell 100% | -$531K | $0 | 0.00% | Aug 14, 2026 |
| Tidal Investments LLC | Added 75.16% | +$519K | $1.21M | 0.00% | Aug 13, 2026 |
| Evolve Private Wealth, LLC | New Buy | +$519K | $519K | 0.03% | Aug 12, 2026 |
| Banque Pictet & Cie SA | Sell 100% | -$482K | $0 | 0.00% | Jul 24, 2026 |
| American Capital Management Inc | Added 0.93% | +$455K | $49.3M | 2.21% | Aug 14, 2026 |
| Bridgefront Capital, LLC | Added 91.87% | +$427K | $892K | 0.24% | Aug 14, 2026 |
| Blair William & Co | New Buy | +$365K | $365K | 0.00% | Aug 11, 2026 |
| Inspire Investing, LLC | New Buy | +$363K | $363K | 0.01% | Aug 12, 2026 |