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; 1,342 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, Q1 2025
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 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
- 1,290
- −10 vs. Q4 2024
- Shares held
- 93.1M
- +238.3K (+0.3%) vs. Q4 2024
- Total value
- $59.0B
- −$7.18B (−10.8%) vs. Q4 2024
- New holders
- 140
- 527 more added
- Sold out
- 150
- 452 more reduced
20 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 | 1,342 | $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, Q1 2025
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Robeco Institutional Asset Management B.V. | 112,495 | $71.3M | 0.14% | −16,813−13.0% | Reduced |
| Bank of Montreal | 113,764 | $72.2M | 0.04% | −39,503−25.8% | Reduced |
| First Trust Advisors LP | 113,920 | $72.3M | 0.06% | −158,672−58.2% | Reduced |
| Armistice Capital, LLC | 114,073 | $72.3M | 1.93% | +86,028+306.7% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 114,880 | $72.9M | 3.88% | +114,880 | New |
| Natixis Advisors, L.P. | 116,232 | $73.7M | 0.14% | +6,294+5.7% | Added |
| Envestnet Asset Management Inc | 116,727 | $74.0M | 0.02% | +25,589+28.1% | Added |
| Bank of Nova Scotia | 122,589 | $77.7M | 0.17% | +32,427+36.0% | Added |
| Great West Life Assurance Co | 124,623 | $79.1M | 0.14% | +3,758+3.1% | Added |
| Tudor Investment Corp Et Al | 126,093 | $80.0M | 0.71% | +97,523+341.3% | Added |
| Principal Financial Group Inc | 129,625 | $82.2M | 0.05% | −865−0.7% | Reduced |
| Worldquant Millennium Advisors LLC | 129,801 | $82.3M | 0.52% | +24,492+23.3% | Added |
| New York State Common Retirement Fund | 130,540 | $82.8M | 0.12% | −6,846−5.0% | Reduced |
| Retirement Systems of Alabama | 131,382 | $83.3M | 0.32% | +108,589+476.4% | Added |
| Thrivent Financial for Lutherans | 138,290 | $87.7M | 0.19% | +13,096+10.5% | Added |
| Acadian Asset Management LLC | 139,157 | $88.2M | 0.25% | +56,816+69.0% | Added |
| Wells Fargo & Company | 145,686 | $92.4M | 0.02% | −6,822−4.5% | Reduced |
| Russell Investments Group, Ltd. | 146,740 | $93.1M | 0.13% | +9,532+6.9% | Added |
| KBC Group NV | 149,440 | $94.8M | 0.29% | +12,793+9.4% | Added |
| Susquehanna International Group, LLP | 151,458 | $96.1M | 0.16% | +69,266+84.3% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 157,253 | $99.7M | 0.20% | −21,337−11.9% | Reduced |
| ProShare Advisors LLC | 163,292 | $103.6M | 0.23% | +17,157+11.7% | Added |
| California State Teachers Retirement System | 166,096 | $105.3M | 0.13% | −1,793−1.1% | Reduced |
| Millennium Management LLC | 169,585 | $107.6M | 0.10% | +36,078+27.0% | Added |
| Rhumbline Advisers | 173,167 | $109.8M | 0.10% | +2,547+1.5% | Added |
| Bronte Capital Management Pty Ltd. | 154,693 | $114.8M | 9.33% | +1,910+1.3% | Added |
| Citigroup Inc | 185,572 | $117.7M | 0.09% | +49,128+36.0% | Added |
| Voya Investment Management LLC | 189,244 | $120.0M | 0.13% | +35,410+23.0% | Added |
| McDonald Capital Investors Inc | 196,773 | $124.8M | 7.87% | +26,593+15.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 198,850 | $126.1M | 0.12% | +21,842+12.3% | Added |
| Royal Bank of Canada | 203,197 | $128.9M | 0.03% | −85,740−29.7% | Reduced |
| Canada Pension Plan Investment Board | 203,555 | $129.1M | 0.13% | −39,918−16.4% | Reduced |
| Epoch Investment Partners, Inc. | 207,456 | $131.6M | 0.68% | +10,190+5.2% | Added |
| Candriam Luxembourg S.C.A. | 214,941 | $136.3M | 0.85% | −46,557−17.8% | Reduced |
| DekaBank Deutsche Girozentrale | 221,176 | $139.5M | 0.27% | +9,969+4.7% | Added |
| ABN AMRO Bank N.V. | 221,483 | $140.1M | 1.94% | +1,614+0.7% | Added |
| Chevy Chase Trust Holdings, Inc. | 221,210 | $140.3M | 0.45% | −8,557−3.7% | Reduced |
| Caisse de Depot Et Placement du Quebec | 222,614 | $141.2M | 0.30% | −87,539−28.2% | Reduced |
| Voloridge Investment Management, LLC | 228,270 | $144.8M | 0.54% | +16,142+7.6% | Added |
| AQR Capital Management LLC | 235,950 | $148.7M | 0.15% | +28,865+13.9% | Added |
| Standard Life Aberdeen plc | 245,197 | $155.6M | 0.30% | +56,746+30.1% | Added |
| National Pension Service | 253,046 | $160.5M | 0.15% | +20,596+8.9% | Added |
| Squarepoint Ops LLC | 284,003 | $180.1M | 0.44% | +29,424+11.6% | Added |
| UBS Group AG | 287,163 | $182.1M | 0.04% | −95,672−25.0% | Reduced |
| Pictet Asset Management Holding SA | 300,956 | $191.2M | 0.21% | +86,859+40.6% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 303,669 | $192.6M | 0.14% | +1,053+0.3% | Added |
| Swiss National Bank | 304,800 | $193.3M | 0.14% | −1,500−0.5% | Reduced |
| Barclays PLC | 321,357 | $203.8M | 0.09% | −63,821−16.6% | Reduced |
| Ameriprise Financial Inc | 340,145 | $215.6M | 0.06% | +13,594+4.2% | Added |
| TD Asset Management Inc | 351,887 | $223.2M | 0.21% | −7,502−2.1% | Reduced |
| Two Sigma Investments, LP | 372,071 | $236.0M | 0.51% | +337,528+977.1% | Added |
| HSBC Holdings PLC | 389,598 | $246.6M | 0.16% | −44,206−10.2% | Reduced |
| Manufacturers Life Insurance Company, The | 398,236 | $252.6M | 0.24% | +41,826+11.7% | Added |
| Pacer Advisors, Inc. | 407,370 | $258.4M | 0.61% | +390,374+2,296.9% | Added |
| Neuberger Berman Group LLC | 436,508 | $276.8M | 0.23% | −26,021−5.6% | Reduced |
| California Public Employees Retirement System | 473,450 | $300.3M | 0.21% | +109,954+30.2% | Added |
| Assenagon Asset Management S.A. | 481,389 | $305.3M | 0.54% | +303,785+171.0% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 532,214 | $337.6M | 0.91% | +20,658+4.0% | Added |
| Nuveen, LLC | 542,018 | $343.8M | 0.11% | +542,018 | New |
| Deutsche Bank AG | 543,092 | $344.4M | 0.14% | +3,823+0.7% | Added |
| Two Sigma Advisers, LP | 553,800 | $351.2M | 0.79% | +553,800 | New |
| Dimensional Fund Advisors LP | 571,187 | $362.3M | 0.09% | −15,838−2.7% | Reduced |
| D. E. Shaw & Co., Inc. | 578,889 | $367.1M | 0.44% | +78,659+15.7% | Added |
| Alliancebernstein L.P. | 609,608 | $386.6M | 0.14% | −13,548−2.2% | Reduced |
| Bank of New York Mellon Corp | 698,253 | $442.9M | 0.09% | +8,990+1.3% | Added |
| Qube Research & Technologies Ltd | 702,892 | $445.8M | 0.69% | +261,238+59.1% | Added |
| Charles Schwab Investment Management Inc | 706,440 | $448.0M | 0.08% | +10,641+1.5% | Added |
| American Century Companies Inc | 722,467 | $458.2M | 0.28% | +14,921+2.1% | Added |
| BNP Paribas Arbitrage, SA | 746,613 | $473.5M | 0.36% | +207,017+38.4% | Added |
| Legal & General Group Plc | 747,033 | $473.8M | 0.13% | −30,444−3.9% | Reduced |
| Goldman Sachs Group Inc | 837,093 | $530.9M | 0.10% | +192,456+29.9% | Added |
| Invesco Ltd. | 850,746 | $539.6M | 0.10% | −13,503−1.6% | Reduced |
| UBS Asset Management Americas Inc | 940,336 | $596.4M | 0.15% | −41,728−4.2% | Reduced |
| Northern Trust Corp | 1,001,750 | $635.3M | 0.09% | −53,079−5.0% | Reduced |
| Bank of America Corp | 1,044,237 | $662.3M | 0.06% | +104,039+11.1% | Added |
| Norges Bank | 1,128,524 | $715.7M | 0.10% | +2,591+0.2% | Added |
| Morgan Stanley | 1,250,954 | $793.4M | 0.06% | −179,416−12.5% | Reduced |
| Amundi | 1,603,901 | $979.8M | 0.36% | +52,166+3.4% | Added |
| Loomis Sayles & Co L P | 1,635,981 | $1.04B | 1.50% | +60,632+3.8% | Added |
| Capital World Investors | 1,938,634 | $1.23B | 0.20% | −840,346−30.2% | Reduced |
| Price T Rowe Associates Inc | 2,175,026 | $1.38B | 0.17% | +89,579+4.3% | Added |
| Franklin Resources Inc | 2,276,675 | $1.44B | 0.42% | +231,465+11.3% | Added |
| Dodge & Cox | 2,324,085 | $1.47B | 0.84% | +2,769+0.1% | Added |
| Geode Capital Management, LLC | 2,469,585 | $1.56B | 0.12% | +41,955+1.7% | Added |
| Capital International Investors | 3,989,132 | $2.53B | 0.50% | −747,797−15.8% | Reduced |
| State Street Corp | 4,789,659 | $3.04B | 0.13% | −42,580−0.9% | Reduced |
| JPMorgan Chase & Co | 5,658,197 | $3.59B | 0.27% | −1,401,174−19.8% | Reduced |
| FMR LLC | 7,598,584 | $4.82B | 0.31% | −600,995−7.3% | Reduced |
| BlackRock, Inc. | 8,925,880 | $5.66B | 0.12% | +194,258+2.2% | Added |
| Vanguard Group Inc | 9,407,891 | $5.97B | 0.11% | +121,545+1.3% | Added |
| Proequities, Inc. | 0 | $0 | 0.00% | −119−100.0% | Sold out |
| Ninety One UK Ltd | 0 | $0 | 0.00% | −78,005−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −39,693−100.0% | Sold out |
| Cutter Capital Management, LP | 0 | $0 | 0.00% | −31,500−100.0% | Sold out |
| Tredje AP-fonden | 0 | $0 | 0.00% | −27,000−100.0% | Sold out |
| Zurich Insurance Group Ltd | 0 | $0 | 0.00% | −23,784−100.0% | Sold out |
| Vestal Point Capital, LP | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −12,375−100.0% | Sold out |
| Generate Investment Management Ltd | 0 | $0 | 0.00% | −7,841−100.0% | Sold out |
| Pamalican Asset Management Ltd | 0 | $0 | 0.00% | −6,900−100.0% | Sold out |