REGENERON PHARMACEUTICALS, INC. hedge fund holdings
REGNNASDAQ$726.47-8.73 (-1.19% 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
REGN · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+24.1%). 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 | 424 | 501 | $4.75B | $6.89B | 1,140 | Aug 14, 2025 |
| Q3 2025 | 483 | 347 | $6.31B | $5.09B | 1,182 | Nov 14, 2025 |
| Q4 2025 | 487 | 364 | $7.67B | $8.84B | 1,329 | Feb 14, 2026 |
| Q1 2026 | 461 | 338 | $4.6B | $4.91B | 1,340 | May 15, 2026 |
| Q2 2026 | 415 | 489 | $4.66B | $4.38B | 1,259 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
1,259 filersNew position
102$176M+283K sh
Increased
313$4.49B+7.2M sh
Reduced
337-$3.93B-6.31M sh
Out / sold
152-$444M-712K sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Capital World Investors | Reduce 42.57% | -$377M | $508M | 0.06% | Aug 12, 2026 |
| Wellington Management Group LLP | Reduce 30.88% | -$354M | $792M | 0.14% | Aug 14, 2026 |
| Dodge & Cox | Added 9.26% | +$257M | $3.04B | 1.59% | Aug 13, 2026 |
| Nordea Investment Management AB | Added 285.36% | +$168M | $227M | 0.19% | Aug 5, 2026 |
| Worldquant Millennium Advisors LLC | Added 251.62% | +$158M | $221M | 0.76% | Aug 14, 2026 |
| Polar Capital Holdings Plc | Sell 100% | -$149M | $0 | 0.00% | Aug 14, 2026 |
| First Trust Advisors LP | Added 57.74% | +$125M | $341M | 0.20% | Aug 11, 2026 |
| Pictet Asset Management Holding SA | Reduce 54.49% | -$115M | $96.5M | 0.09% | Jul 30, 2026 |
| Voloridge Investment Management, LLC | Added 967.19% | +$92.7M | $102M | 0.43% | Aug 14, 2026 |
| Jennison Associates LLC | Sell 100% | -$89M | $0 | 0.00% | Aug 3, 2026 |
| KBC Group NV | Added 366.58% | +$87.9M | $112M | 0.24% | Aug 5, 2026 |
| Jupiter Asset Management Ltd | Added 47484.53% | +$78.5M | $78.6M | 0.39% | Aug 10, 2026 |
| Thrivent Financial for Lutherans | Added 1457.55% | +$76.7M | $82M | 0.14% | Aug 14, 2026 |
| Zurich Insurance Group Ltd | Sell 100% | -$76.5M | $0 | 0.00% | Aug 14, 2026 |
| Bellevue Group AG | Reduce 43.56% | -$75.7M | $98.1M | 2.06% | Aug 14, 2026 |
| Robeco Institutional Asset Management B.V. | Added 32.06% | +$69.7M | $287M | 0.35% | Jul 21, 2026 |
| Caisse de depot et placement du Quebec | Reduce 23.83% | -$48.9M | $156M | 0.22% | Aug 14, 2026 |
| Handelsbanken Fonder AB | Reduce 58.15% | -$45.3M | $32.6M | 0.09% | Jul 10, 2026 |
| Carmignac Gestion | Added 56.56% | +$41.1M | $114M | 1.48% | Aug 13, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Added 21.40% | +$36.4M | $207M | 0.21% | Aug 13, 2026 |
| Mediolanum International Funds Ltd | Reduce 79.28% | -$35.7M | $9.32M | 0.08% | Jul 23, 2026 |
| LSV Asset Management | Added 29.00% | +$35.5M | $158M | 0.29% | Aug 6, 2026 |
| Credit Agricole S A | Reduce 57.82% | -$33.3M | $24.3M | 0.05% | Aug 14, 2026 |
| Loomis Sayles & Co L P | Reduce 2.78% | -$33.1M | $1.16B | 1.45% | Aug 14, 2026 |
| Epoch Investment Partners, Inc. | Reduce 21.73% | -$32.3M | $117M | 0.66% | Aug 13, 2026 |
| Natixis | Reduce 88.07% | -$30.4M | $4.11M | 0.02% | Aug 13, 2026 |
| Davern Capital Partners, LP | Added 106.79% | +$29.8M | $57.8M | 9.85% | Aug 13, 2026 |
| Integral Health Asset Management, LLC | Reduce 52.94% | -$28.1M | $24.9M | 0.99% | Aug 14, 2026 |
| FIL Ltd | Reduce 14.22% | -$27.4M | $166M | 0.12% | Aug 13, 2026 |
| Bank Julius Baer & Co. Ltd, Zurich | Reduce 98.16% | -$23.9M | $449K | 0.00% | Aug 10, 2026 |
| Freestone Grove Partners LP | Sell 100% | -$23.7M | $0 | 0.00% | Aug 14, 2026 |
| Ceredex Value Advisors LLC | Added 113.78% | +$23M | $43.3M | 1.22% | Aug 11, 2026 |
| Cannell & Spears LLC | Reduce 47.62% | -$20.5M | $22.5M | 0.40% | Aug 11, 2026 |
| Harvest Portfolios Group Inc. | Added 44.50% | +$20.1M | $65.2M | 0.92% | Aug 13, 2026 |
| Ranmore Fund Management Ltd | New Buy | +$18.7M | $18.7M | 2.07% | Jul 31, 2026 |
| Vest Financial, LLC | Added 150.38% | +$18.2M | $30.2M | 0.32% | Jul 24, 2026 |
| Ensign Peak Advisors, Inc | Added 152.06% | +$18.1M | $29.9M | 0.05% | Aug 14, 2026 |
| Bridgewater Associates, LP | Added 125.90% | +$17.8M | $32M | 0.13% | Aug 14, 2026 |
| Swedbank AB | Reduce 11.94% | -$16.1M | $118M | 0.10% | Jul 15, 2026 |
| Sound Shore Management Inc | Reduce 15.88% | -$14.9M | $79.2M | 2.44% | Aug 12, 2026 |
| Canada Pension Plan Investment Board | Added 11.92% | +$13.9M | $131M | 0.07% | Aug 14, 2026 |
| Gotham Asset Management, LLC | Added 26.94% | +$13.9M | $65.6M | 0.15% | Aug 14, 2026 |
| SteelPeak Wealth, LLC | New Buy | +$13.7M | $13.7M | 0.35% | Jul 13, 2026 |
| Southeastern Asset Management Inc | Added 16.58% | +$13.5M | $95M | 4.95% | Aug 14, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 12.15% | +$13.4M | $123M | 0.08% | Aug 13, 2026 |
| Catawba River Capital | Sell 100% | -$13M | $0 | 0.00% | Jul 22, 2026 |
| Rhenman & Partners Asset Management AB | Reduce 43.06% | -$12.9M | $17.1M | 1.61% | Aug 13, 2026 |
| Vinva Investment Management Ltd | Added 132.10% | +$12.4M | $21.8M | 0.14% | Aug 14, 2026 |
| Aberdeen Group plc | Reduce 16.30% | -$12.3M | $63.3M | 0.09% | Jul 31, 2026 |
| Bluespring Wealth Management, LLC | New Buy | +$12.3M | $12.3M | 0.24% | Aug 11, 2026 |
| Adage Capital Partners GP, L.L.C. | Reduce 18.86% | -$12.1M | $52.2M | 0.07% | Aug 14, 2026 |
| Picton Mahoney Asset Management | Sell 100% | -$11.9M | $0 | 0.00% | Aug 13, 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC | Added 34.05% | +$11.8M | $46.3M | 0.10% | Aug 13, 2026 |
| Erste Asset Management GmbH | Reduce 32.33% | -$11.7M | $24.5M | 0.19% | Jul 28, 2026 |
| Empowered Funds, LLC | Added 117.46% | +$11.4M | $21.2M | 0.11% | Aug 17, 2026 |
| Tredje AP-fonden | Added 61.62% | +$11.4M | $30M | 0.14% | Aug 10, 2026 |
| Generate Investment Management Ltd | Added 368.62% | +$11.3M | $14.3M | 0.59% | Jul 27, 2026 |
| Cibc World Market Inc. | Added 479.02% | +$11.2M | $13.6M | 0.02% | Aug 13, 2026 |
| Sio Capital Management, LLC | New Buy | +$11.2M | $11.2M | 1.86% | Aug 14, 2026 |
| Mitsubishi UFJ Asset Management Co., Ltd. | Added 7.00% | +$10.5M | $161M | 0.09% | Aug 7, 2026 |
| Kimelman & Baird, LLC | Added 154.89% | +$10.5M | $17.3M | 1.27% | Aug 18, 2026 |
| APG Asset Management N.V. | Added 29.52% | +$10.2M | $44.8M | 0.11% | Aug 12, 2026 |
| Sector Gamma As | New Buy | +$9.84M | $9.84M | 2.13% | Aug 12, 2026 |
| Klingenstein Fields & Co LP | Reduce 95.20% | -$9.24M | $466K | 0.02% | Aug 5, 2026 |
| Mitsubishi UFJ Trust & Banking Corp | Added 29.10% | +$9.21M | $40.9M | 0.09% | Aug 6, 2026 |
| Seizert Capital Partners, LLC | Reduce 16.94% | -$9.05M | $44.4M | 1.83% | Aug 5, 2026 |
| Sierra Summit Advisors LLC | Added 5050.18% | +$8.97M | $9.15M | 1.02% | Jul 20, 2026 |
| Simplify Asset Management Inc. | Sell 100% | -$8.42M | $0 | 0.00% | Jul 16, 2026 |
| KLP Kapitalforvaltning As | Added 22.43% | +$8.16M | $44.5M | 0.14% | Aug 12, 2026 |
| Mcdonald Capital Investors Inc | Reduce 6.23% | -$8M | $120M | 8.79% | Jul 29, 2026 |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | New Buy | +$7.81M | $7.81M | 0.14% | Aug 6, 2026 |
| Rock Springs Capital Management LP | Sell 100% | -$7.8M | $0 | 0.00% | Aug 14, 2026 |
| Tocqueville Asset Management L.P. | Reduce 78.99% | -$7.77M | $2.07M | 0.03% | Aug 10, 2026 |
| Schroder Investment Management Group | Added 101.54% | +$7.64M | $15.2M | 0.01% | Aug 13, 2026 |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | Added 39.22% | +$7.51M | $26.7M | 0.13% | Jul 29, 2026 |
| Lombard Odier Asset Management (Europe) Ltd | Reduce 66.67% | -$7.43M | $3.72M | 0.16% | Aug 19, 2026 |
| Noesis Capital Mangement Corp | Added 55.29% | +$7.37M | $20.7M | 2.49% | Aug 4, 2026 |
| Aware Super Pty Ltd as trustee of Aware Super | Added 309.81% | +$7.35M | $9.72M | 0.14% | Jul 29, 2026 |
| Azimuth Capital Investment Management LLC | New Buy | +$7.29M | $7.29M | 0.25% | Aug 12, 2026 |
| Nomura Asset Management Co Ltd | Reduce 21.55% | -$7.25M | $26.4M | 0.06% | Aug 13, 2026 |
| Cinctive Capital Management LP | Sell 100% | -$7.17M | $0 | 0.00% | Aug 14, 2026 |
| Mn Services Vermogensbeheer B.V. | Reduce 26.45% | -$6.8M | $18.9M | 0.14% | Jul 31, 2026 |
| Banco Santander, S.A. | Added 26.83% | +$6.79M | $32.1M | 0.20% | Jul 29, 2026 |
| Pacer Advisors, Inc. | Added 3.02% | +$6.75M | $230M | 0.59% | Aug 13, 2026 |
| Quantitative Investment Management, LLC | Added 347.88% | +$6.54M | $8.42M | 0.92% | Aug 14, 2026 |
| CenterBook Partners LP | Added 206.05% | +$6.5M | $9.66M | 0.47% | Aug 11, 2026 |
| Bronte Capital Management Pty Ltd. | Reduce 5.89% | -$6.34M | $101M | 10.89% | Aug 5, 2026 |
| Contravisory Investment Management, Inc. | New Buy | +$6.33M | $6.33M | 1.12% | Jul 9, 2026 |
| ADAR1 Capital Management, LLC | Added 82.72% | +$6.27M | $13.8M | 0.63% | Aug 14, 2026 |
| Campbell & CO Investment Adviser LLC | New Buy | +$6.17M | $6.17M | 0.32% | Aug 3, 2026 |
| J. Goldman & Co LP | Reduce 57.36% | -$5.82M | $4.32M | 0.11% | Aug 14, 2026 |
| Beacon Investment Advisory Services, Inc. | Reduce 92.28% | -$5.65M | $472K | 0.02% | Jul 8, 2026 |
| Rafferty Asset Management, LLC | Added 30.23% | +$5.58M | $24M | 0.05% | Aug 14, 2026 |
| Ci Investments Inc. | Added 73.79% | +$5.4M | $12.7M | 0.04% | Aug 13, 2026 |
| Mizuho Securities USA LLC | Added 128.37% | +$5.39M | $9.59M | 0.09% | Jul 28, 2026 |
| Healthcare of Ontario Pension Plan Trust Fund | Added 11.43% | +$5.38M | $52.4M | 0.07% | Aug 13, 2026 |
| Sumitomo Mitsui Trust Group, Inc. | Added 3.12% | +$5.32M | $176M | 0.10% | Jul 30, 2026 |
| Anchor Capital Advisors LLC | Reduce 81.74% | -$5.25M | $1.17M | 0.03% | Aug 5, 2026 |
| National Pension Service | Added 2.22% | +$5.15M | $237M | 0.15% | Aug 13, 2026 |
| Wedge Capital Management L L P | Added 20.30% | +$5.03M | $29.8M | 0.49% | Jul 10, 2026 |