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, 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 | 1,342 | $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, 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 |
|---|---|---|---|---|---|
| Xponance, Inc. | 15,636 | $12.1M | 0.09% | +362+2.4% | Added |
| Cetera Investment Advisers | 15,808 | $12.2M | 0.01% | −241−1.5% | Reduced |
| Klingenstein Fields & Co LP | 15,935 | $12.3M | 0.46% | −138−0.9% | Reduced |
| Ethic Inc. | 15,943 | $12.3M | 0.19% | −550−3.3% | Reduced |
| Greenwich Wealth Management LLC | 16,121 | $12.4M | 0.56% | −40−0.2% | Reduced |
| Commonwealth Equity Services, LLC | 16,122 | $12.4M | 0.02% | −12−0.1% | Reduced |
| Nikko Asset Management Americas, Inc. | 16,171 | $12.5M | 0.14% | −4,053−20.0% | Reduced |
| Tredje AP-fonden | 16,330 | $12.6M | 0.09% | +16,330 | New |
| CI Private Wealth, LLC | 16,590 | $12.8M | 0.02% | −782−4.5% | Reduced |
| North Point Portfolio Managers Corp | 16,744 | $12.9M | 2.19% | +13+0.1% | Added |
| Utah Retirement Systems | 17,072 | $13.2M | 0.13% | −153−0.9% | Reduced |
| Varma Mutual Pension Insurance Co | 17,088 | $13.2M | 0.08% | −2,800−14.1% | Reduced |
| Comerica Bank | 17,340 | $13.4M | 0.05% | −350−2.0% | Reduced |
| The PNC Financial Services Group, Inc. | 17,360 | $13.4M | 0.01% | +44+0.3% | Added |
| Private Advisor Group, LLC | 17,768 | $13.7M | 0.06% | −4,054−18.6% | Reduced |
| Shelton Capital Management | 17,847 | $13.8M | 0.27% | +2,860+19.1% | Added |
| Glenmede Trust Co NA | 18,060 | $13.9M | 0.07% | +18,060 | New |
| State of Alaska, Department of Revenue | 18,303 | $14.1M | 0.15% | −950−4.9% | Reduced |
| British Columbia Investment Management Corp | 18,485 | $14.3M | 0.08% | +3,229+21.2% | Added |
| Woodstock Corp | 18,646 | $14.4M | 1.24% | +2,036+12.3% | Added |
| Applied Finance Capital Management, LLC | 19,081 | $14.7M | 1.05% | −3,138−14.1% | Reduced |
| CIBC World Markets Corp | 19,155 | $14.8M | 0.07% | +19,155 | New |
| Rakuten Investment Management, Inc. | 19,003 | $14.8M | 0.05% | −39,903−67.7% | Reduced |
| Amalgamated Bank | 19,260 | $14.9M | 0.11% | −180−0.9% | Reduced |
| USS Investment Management Ltd | 19,315 | $14.9M | 0.07% | +1,035+5.7% | Added |
| Univest Financial Corp | 19,400 | $15.0M | 0.79% | −923−4.5% | Reduced |
| Pavaki Capital Management LLC | 19,400 | $15.0M | 10.46% | +19,400 | New |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 19,652 | $15.2M | 0.13% | −15,600−44.3% | Reduced |
| China Universal Asset Management Co., Ltd. | 19,753 | $15.2M | 1.17% | −1,606−7.5% | Reduced |
| MML Investors Services, LLC | 19,878 | $15.3M | 0.04% | +1,029+5.5% | Added |
| Brevan Howard Capital Management LP | 19,985 | $15.4M | 0.30% | +14,745+281.4% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 20,103 | $15.5M | 0.14% | +20,103 | New |
| Schaper Benz & Wise Investment Counsel Inc | 20,524 | $15.8M | 1.14% | −1,204−5.5% | Reduced |
| Meritage Portfolio Management | 20,580 | $15.9M | 1.05% | −361−1.7% | Reduced |
| IFM Investors Pty Ltd | 20,738 | $16.0M | 0.13% | +75+0.4% | Added |
| Nisa Investment Advisors, LLC | 20,962 | $16.2M | 0.05% | +950+4.7% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 20,999 | $16.2M | 0.82% | +20,999 | New |
| iA Global Asset Management Inc. | 21,014 | $16.2M | 0.21% | +766+3.8% | Added |
| Captrust Financial Advisors | 21,179 | $16.3M | 0.03% | +6,762+46.9% | Added |
| Forsta Ap-Fonden | 21,380 | $16.5M | 0.10% | −520−2.4% | Reduced |
| Noesis Capital Mangement Corp | 21,387 | $16.5M | 2.39% | +222+1.0% | Added |
| One Capital Management, LLC | 21,625 | $16.7M | 0.50% | +765+3.7% | Added |
| Raiffeisen Bank International AG | 22,563 | $17.5M | 0.23% | +977+4.5% | Added |
| Wealth Enhancement Advisory Services, LLC | 22,363 | $17.5M | 0.02% | +4,778+27.2% | Added |
| F/M Investments LLC | 22,813 | $17.6M | 0.67% | +16,270+248.7% | Added |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 23,047 | $17.8M | 0.64% | +23,047 | New |
| Brandywine Global Investment Management, LLC | 23,076 | $17.8M | 0.12% | +23,076 | New |
| Bellecapital International Ltd. | 23,109 | $17.8M | 3.17% | −4,670−16.8% | Reduced |
| Capital International Sarl | 23,271 | $18.0M | 0.29% | −23,521−50.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 23,442 | $18.1M | 0.09% | −1,021−4.2% | Reduced |
| DDD Partners, LLC | 24,074 | $18.6M | 1.18% | +2,713+12.7% | Added |
| MetLife Investment Management | 24,174 | $18.7M | 0.09% | −1,144−4.5% | Reduced |
| GW Henssler & Associates Ltd | 24,442 | $18.9M | 0.91% | +223+0.9% | Added |
| Oppenheimer & Co Inc | 24,792 | $19.1M | 0.27% | +1,078+4.5% | Added |
| Factory Mutual Insurance Co | 24,800 | $19.1M | 0.19% | −800−3.1% | Reduced |
| Teacher Retirement System of Texas | 24,932 | $19.2M | 0.07% | −3,451−12.2% | Reduced |
| Illinois Municipal Retirement Fund | 25,849 | $20.0M | 0.25% | −438−1.7% | Reduced |
| Hudson Bay Capital Management LP | 26,127 | $20.2M | 0.12% | −7,664−22.7% | Reduced |
| State of Michigan Retirement System | 26,421 | $20.4M | 0.10% | −1,100−4.0% | Reduced |
| Czech National Bank | 26,575 | $20.5M | 0.13% | +702+2.7% | Added |
| Ofi Invest Asset Management | 31,265 | $20.5M | 0.29% | +31,265 | New |
| Rockefeller Capital Management L.P. | 27,053 | $20.9M | 0.04% | +1,211+4.7% | Added |
| Quadrature Capital Ltd | 27,611 | $21.3M | 0.22% | −33,439−54.8% | Reduced |
| Nissay Asset Management Corp | 28,026 | $21.6M | 0.11% | +963+3.6% | Added |
| Distillate Capital Partners LLC | 28,378 | $21.9M | 1.13% | −8,734−23.5% | Reduced |
| Ceredex Value Advisors LLC | 28,549 | $22.0M | 0.66% | +28,549 | New |
| GF Fund Management Co. Ltd. | 29,111 | $22.5M | 0.38% | +399+1.4% | Added |
| Arizona State Retirement System | 29,232 | $22.6M | 0.12% | −1,766−5.7% | Reduced |
| R.P. Boggs & Co. | 29,344 | $22.6M | 10.08% | −401−1.3% | Reduced |
| Washington Trust Advisors, Inc. | 29,424 | $22.7M | 1.74% | −301−1.0% | Reduced |
| Daiwa Securities Group Inc. | 29,771 | $23.0M | 0.07% | −2,058−6.5% | Reduced |
| Catalio Capital Management, LP | 29,797 | $23.0M | 4.07% | −5,547−15.7% | Reduced |
| Nearwater Capital Markets, Ltd | 30,000 | $23.2M | 0.40% | +30,000 | New |
| Creative Planning | 30,134 | $23.3M | 0.02% | +10,195+51.1% | Added |
| CenterBook Partners LP | 30,246 | $23.3M | 1.14% | −26,977−47.1% | Reduced |
| Orion Investment Co | 30,812 | $23.8M | 7.28% | +175+0.6% | Added |
| Simplify Asset Management Inc. | 31,153 | $24.0M | 0.40% | +18,172+140.0% | Added |
| Marex Group plc | 31,189 | $24.1M | 0.26% | −19,769−38.8% | Reduced |
| General American Investors Co Inc | 31,362 | $24.2M | 1.51% | 00.0% | Unchanged |
| Traynor Capital Management, Inc. | 31,363 | $24.2M | 1.33% | +755+2.5% | Added |
| Resona Asset Management Co.,Ltd. | 31,954 | $24.7M | 0.12% | −2,374−6.9% | Reduced |
| Storebrand Asset Management AS | 32,137 | $24.8M | 0.07% | +3,995+14.2% | Added |
| STRS Ohio | 32,996 | $25.5M | 0.09% | −2,589−7.3% | Reduced |
| Empowered Funds, LLC | 33,060 | $25.5M | 0.43% | −2,027−5.8% | Reduced |
| Natixis | 33,800 | $26.1M | 0.10% | −29,987−47.0% | Reduced |
| Macquarie Group Ltd | 33,817 | $26.1M | 0.11% | −52,851−61.0% | Reduced |
| Cerity Partners LLC | 34,227 | $26.4M | 0.04% | +13,693+66.7% | Added |
| Steadfast Capital Management LP | 35,200 | $27.2M | 0.48% | +35,200 | New |
| Rafferty Asset Management, LLC | 35,319 | $27.3M | 0.09% | −11,153−24.0% | Reduced |
| ARS Investment Partners, LLC | 35,445 | $27.4M | 1.60% | +6,676+23.2% | Added |
| Walleye Capital LLC | 35,500 | $27.4M | 0.16% | −51,974−59.4% | Reduced |
| State of New Jersey Common Pension Fund D | 35,516 | $27.4M | 0.10% | −1,653−4.4% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 36,038 | $27.8M | 0.19% | −1,587−4.2% | Reduced |
| Grandfield & Dodd, LLC | 36,568 | $28.2M | 1.60% | +117+0.3% | Added |
| Banco Santander, S.A. | 37,732 | $29.1M | 0.22% | −33,403−47.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 37,559 | $29.2M | 0.05% | +10,759+40.1% | Added |
| Howland Capital Management LLC | 37,860 | $29.2M | 1.11% | +2,175+6.1% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 38,088 | $29.4M | 0.15% | −237−0.6% | Reduced |
| KBC Group NV | 38,215 | $29.5M | 0.07% | +4,953+14.9% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 38,438 | $29.7M | 0.03% | +2,026+5.6% | Added |