Regeneron Pharmaceuticals, Inc.
REGN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000872589
In the last 90 days, Regeneron Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 5 sales; 1,341 institutions reported holding it in 13F filings for Q2 2026, worth $57.1B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Regeneron Pharmaceuticals, Inc. 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
- 1,387
- +167 vs. Q3 2025
- Shares held
- 91.6M
- +4.76M (+5.5%) vs. Q3 2025
- Total value
- $70.7B
- +$21.9B (+44.9%) vs. Q3 2025
- New holders
- 273
- 502 more added
- Sold out
- 106
- 457 more reduced
23 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 REGN 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,341 | $57.1B |
| Q1 2026 | 1,401 | $69.8B |
| Q4 2025 | 1,387 | $70.7B |
| Q3 2025 | 1,243 | $49.0B |
| Q2 2025 | 1,201 | $46.9B |
| Q1 2025 | 1,290 | $59.0B |
| Q4 2024 | 1,320 | $66.6B |
| Q3 2024 | 1,393 | $97.5B |
| Q2 2024 | 1,335 | $98.9B |
| Q1 2024 | 1,313 | $89.3B |
| Q4 2023 | 1,274 | $80.3B |
| Q3 2023 | 1,180 | $75.1B |
| Q2 2023 | 1,168 | $66.2B |
| Q1 2023 | 1,196 | $76.1B |
| Q4 2022 | 1,161 | $66.9B |
| Q3 2022 | 1,081 | $64.0B |
| Q2 2022 | 1,066 | $55.0B |
| Q1 2022 | 1,097 | $64.5B |
| Q4 2021 | 1,081 | $56.9B |
| Q3 2021 | 1,022 | $54.5B |
| Q2 2021 | 975 | $49.6B |
| Q1 2021 | 926 | $42.3B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 9,075,153 | $7.00B | 0.10% | +26,884+0.3% | Added |
| BlackRock, Inc. | 8,741,270 | $6.75B | 0.11% | −95,904−1.1% | Reduced |
| State Street Corp | 4,660,808 | $3.60B | 0.12% | −30,415−0.6% | Reduced |
| Dodge & Cox | 4,596,358 | $3.55B | 1.92% | +45,513+1.0% | Added |
| JPMorgan Chase & Co | 3,940,160 | $3.04B | 0.20% | −132,166−3.2% | Reduced |
| Invesco Ltd. | 3,911,496 | $3.02B | 0.28% | +2,427,023+163.5% | Added |
| Franklin Resources Inc | 2,560,004 | $1.98B | 0.49% | +106,861+4.4% | Added |
| Geode Capital Management, LLC | 2,519,540 | $1.94B | 0.12% | −16,358−0.6% | Reduced |
| FMR LLC | 2,319,566 | $1.79B | 0.09% | +383,731+19.8% | Added |
| Nuveen, LLC | 2,010,517 | $1.55B | 0.41% | +835,240+71.1% | Added |
| Price T Rowe Associates Inc | 1,949,797 | $1.50B | 0.16% | +1,144,887+142.2% | Added |
| Loomis Sayles & Co L P | 1,934,326 | $1.49B | 1.80% | −45,127−2.3% | Reduced |
| Capital World Investors | 1,398,003 | $1.08B | 0.15% | −600,363−30.0% | Reduced |
| Morgan Stanley | 1,389,323 | $1.07B | 0.06% | −61,649−4.2% | Reduced |
| Norges Bank | 1,311,485 | $1.01B | 0.11% | +1,311,485 | New |
| Bank of America Corp | 1,157,426 | $893.4M | 0.06% | +3,493+0.3% | Added |
| Goldman Sachs Group Inc | 1,097,327 | $847.0M | 0.12% | +144,488+15.2% | Added |
| AQR Capital Management LLC | 995,710 | $768.5M | 0.40% | +274,356+38.0% | Added |
| Northern Trust Corp | 944,933 | $729.4M | 0.09% | −39,859−4.0% | Reduced |
| Amundi | 791,906 | $611.2M | 0.17% | +170,165+27.4% | Added |
| Charles Schwab Investment Management Inc | 778,001 | $600.5M | 0.09% | +22,436+3.0% | Added |
| Bank of New York Mellon Corp | 764,242 | $589.9M | 0.10% | +92,612+13.8% | Added |
| Deutsche Bank AG | 763,926 | $589.7M | 0.19% | +67,245+9.7% | Added |
| UBS Asset Management Americas Inc | 745,233 | $575.2M | 0.12% | +1,060+0.1% | Added |
| Legal & General Group Plc | 743,027 | $573.5M | 0.13% | −27,332−3.5% | Reduced |
| Wellington Management Group LLP | 664,465 | $512.9M | 0.09% | +656,845+8,620.0% | Added |
| Two Sigma Advisers, LP | 604,540 | $466.6M | 0.91% | −321,660−34.7% | Reduced |
| American Century Companies Inc | 551,487 | $425.7M | 0.21% | −109,108−16.5% | Reduced |
| FIL Ltd | 529,190 | $408.5M | 0.31% | +341,666+182.2% | Added |
| Dimensional Fund Advisors LP | 499,544 | $385.6M | 0.08% | +448+0.1% | Added |
| Marshall Wace, LLP | 478,551 | $369.4M | 0.36% | +91,667+23.7% | Added |
| Alliancebernstein L.P. | 478,389 | $369.3M | 0.12% | −45,494−8.7% | Reduced |
| Holocene Advisors, LP | 460,723 | $355.6M | 0.75% | +308,990+203.6% | Added |
| Acadian Asset Management LLC | 445,795 | $344.0M | 0.56% | −138,710−23.7% | Reduced |
| BNP Paribas Arbitrage, SA | 440,844 | $340.3M | 0.22% | −36,808−7.7% | Reduced |
| Neuberger Berman Group LLC | 422,127 | $325.8M | 0.24% | +6,413+1.5% | Added |
| Manufacturers Life Insurance Company, The | 421,229 | $325.3M | 0.27% | +40,214+10.6% | Added |
| Pacer Advisors, Inc. | 397,666 | $306.9M | 0.80% | −47,659−10.7% | Reduced |
| TD Asset Management Inc | 397,552 | $306.9M | 0.25% | +23,288+6.2% | Added |
| Millennium Management LLC | 379,768 | $293.1M | 0.21% | +178,688+88.9% | Added |
| Pictet Asset Management Holding SA | 367,870 | $284.7M | 0.28% | +44,500+13.8% | Added |
| National Pension Service | 360,988 | $278.6M | 0.21% | +82,853+29.8% | Added |
| Royal Bank of Canada | 345,219 | $266.5M | 0.05% | −27,876−7.5% | Reduced |
| Caisse de Depot Et Placement du Quebec | 342,319 | $264.2M | 0.45% | −120,183−26.0% | Reduced |
| HSBC Holdings PLC | 318,808 | $246.2M | 0.14% | −51,157−13.8% | Reduced |
| Barclays PLC | 311,167 | $240.2M | 0.10% | −14,754−4.5% | Reduced |
| Voya Investment Management LLC | 294,049 | $226.8M | 0.22% | +166,513+130.6% | Added |
| Ameriprise Financial Inc | 291,919 | $225.6M | 0.05% | +8,814+3.1% | Added |
| Swiss National Bank | 285,460 | $220.3M | 0.13% | −20,540−6.7% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 285,031 | $220.0M | 0.13% | −22,258−7.2% | Reduced |
| Epoch Investment Partners, Inc. | 281,335 | $217.2M | 1.23% | +22,182+8.6% | Added |
| Two Sigma Investments, LP | 281,151 | $217.0M | 0.32% | −188,752−40.2% | Reduced |
| UBS Group AG | 271,158 | $209.3M | 0.04% | −68,331−20.1% | Reduced |
| DekaBank Deutsche Girozentrale | 211,207 | $206.8M | 0.39% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 264,991 | $204.5M | 0.79% | −22,890−8.0% | Reduced |
| Point72 Asset Management, L.P. | 262,527 | $202.6M | 0.32% | +61,028+30.3% | Added |
| Robeco Institutional Asset Management B.V. | 261,850 | $202.1M | 0.29% | +140,966+116.6% | Added |
| Federated Hermes, Inc. | 246,619 | $190.4M | 0.32% | +10,419+4.4% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 246,476 | $190.3M | 0.22% | +11,644+5.0% | Added |
| Citigroup Inc | 245,335 | $189.4M | 0.13% | +107,144+77.5% | Added |
| Assenagon Asset Management S.A. | 233,231 | $180.0M | 0.27% | −244,579−51.2% | Reduced |
| Swedbank AB | 227,779 | $175.8M | 0.17% | +20,409+9.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 224,857 | $174.6M | 0.12% | +8,688+4.0% | Added |
| Russell Investments Group, Ltd. | 221,090 | $170.7M | 0.19% | −7,738−3.4% | Reduced |
| Man Group plc | 218,112 | $168.4M | 0.32% | −53,595−19.7% | Reduced |
| 1832 Asset Management L.P. | 216,864 | $167.4M | 0.21% | +216,864 | New |
| McDonald Capital Investors Inc | 208,241 | $160.7M | 9.86% | −5,090−2.4% | Reduced |
| First Trust Advisors LP | 205,732 | $158.8M | 0.12% | +7,475+3.8% | Added |
| Janus Henderson Group PLC | 205,672 | $158.8M | 0.07% | +131,929+178.9% | Added |
| Candriam Luxembourg S.C.A. | 205,332 | $158.5M | 0.79% | +35,837+21.1% | Added |
| Polar Capital Holdings Plc | 204,927 | $158.2M | 0.72% | +46,110+29.0% | Added |
| California Public Employees Retirement System | 201,090 | $155.2M | 0.09% | −2,024−1.0% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 200,747 | $155.0M | 0.42% | −2,405−1.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 194,695 | $150.3M | 0.09% | +2,111+1.1% | Added |
| ProShare Advisors LLC | 184,286 | $142.2M | 0.25% | +49,132+36.4% | Added |
| Bronte Capital Management Pty Ltd. | 176,768 | $136.4M | 14.26% | −3,515−1.9% | Reduced |
| Sound Shore Management Inc | 175,887 | $135.8M | 4.32% | +60,859+52.9% | Added |
| Allianz Asset Management GmbH | 168,614 | $130.1M | 0.15% | +152,202+927.4% | Added |
| Canada Pension Plan Investment Board | 168,367 | $130.0M | 0.09% | +9,545+6.0% | Added |
| LSV Asset Management | 166,514 | $128.5M | 0.28% | +110,914+199.5% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 165,792 | $128.0M | 5.70% | +21,185+14.7% | Added |
| Standard Life Aberdeen plc | 161,738 | $124.8M | 0.19% | +10,235+6.8% | Added |
| Rhumbline Advisers | 160,805 | $124.1M | 0.10% | −7,196−4.3% | Reduced |
| California State Teachers Retirement System | 158,680 | $122.5M | 0.12% | −4,155−2.6% | Reduced |
| D. E. Shaw & Co., Inc. | 155,475 | $120.0M | 0.09% | −706,118−82.0% | Reduced |
| Raymond James Financial Inc | 149,610 | $115.5M | 0.04% | +11,104+8.0% | Added |
| Citadel Advisors LLC | 144,970 | $111.9M | 0.08% | −85,257−37.0% | Reduced |
| Qube Research & Technologies Ltd | 142,183 | $109.7M | 0.16% | −406,551−74.1% | Reduced |
| Wells Fargo & Company | 140,049 | $108.1M | 0.02% | +5,829+4.3% | Added |
| Nordea Investment Management AB | 137,321 | $105.8M | 0.09% | +74,350+118.1% | Added |
| SG Americas Securities, LLC | 131,112 | $101.2M | 0.13% | +118,690+955.5% | Added |
| Retirement Systems of Alabama | 128,317 | $99.0M | 0.32% | −292−0.2% | Reduced |
| Natixis Advisors, L.P. | 122,588 | $94.6M | 0.13% | +2,479+2.1% | Added |
| Bank of Nova Scotia | 120,011 | $92.6M | 0.14% | −158,540−56.9% | Reduced |
| National Bank of Canada | 119,812 | $92.5M | 0.09% | −44,573−27.1% | Reduced |
| Principal Financial Group Inc | 119,625 | $92.3M | 0.05% | +1,142+1.0% | Added |
| New York State Common Retirement Fund | 117,369 | $90.6M | 0.12% | −3,200−2.7% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 114,713 | $88.5M | 0.15% | −183−0.2% | Reduced |
| Victory Capital Management Inc | 111,964 | $86.4M | 0.05% | +29,578+35.9% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 108,871 | $84.2M | 0.14% | +827+0.8% | Added |