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, Q2 2025
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 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
- 1,201
- −73 vs. Q1 2025
- Shares held
- 89.3M
- −3.67M (−4.0%) vs. Q1 2025
- Total value
- $46.9B
- −$12.0B (−20.4%) vs. Q1 2025
- New holders
- 134
- 443 more added
- Sold out
- 207
- 475 more reduced
16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Arnhold LLC | 6,228 | $3.27M | 0.30% | +6,228 | New |
| Commerce Bank | 6,153 | $3.23M | 0.02% | −625−9.2% | Reduced |
| Wealthspire Advisors, LLC | 6,137 | $3.22M | 0.02% | −3,213−34.4% | Reduced |
| Nomura Holdings Inc | 6,133 | $3.22M | 0.03% | −3,496−36.3% | Reduced |
| Citizens Business Bank | 6,125 | $3.22M | 0.62% | +114+1.9% | Added |
| Hudson Capital Management LLC | 6,105 | $3.21M | 0.91% | +647+11.9% | Added |
| Cornerstone Advisors, LLC | 6,100 | $3.20M | 0.11% | 00.0% | Unchanged |
| Eisler Capital Management Ltd. | 6,092 | $3.19M | 0.11% | +2,157+54.8% | Added |
| Glenmede Investment Management, LP | 6,079 | $3.19M | 0.02% | +6,079 | New |
| Arrowstreet Capital, Limited Partnership | 6,063 | $3.18M | 0.00% | +6,063 | New |
| Callan Family Office, LLC | 6,040 | $3.17M | 0.10% | +4,135+217.1% | Added |
| Harvest Fund Management Co., Ltd | 6,027 | $3.16M | 0.15% | −773−11.4% | Reduced |
| Unison Advisors LLC | 6,006 | $3.15M | 0.35% | +8+0.1% | Added |
| AMG National Trust Bank | 5,969 | $3.13M | 0.08% | +5,969 | New |
| M&T Bank Corp | 5,929 | $3.11M | 0.01% | +843+16.6% | Added |
| Federation des caisses Desjardins du Quebec | 5,805 | $3.05M | 0.01% | −1,595−21.6% | Reduced |
| Siemens Fonds Invest GmbH | 5,788 | $3.04M | 0.18% | +23+0.4% | Added |
| Perigon Wealth Management, LLC | 5,716 | $3.00M | 0.07% | −1,432−20.0% | Reduced |
| Mercer Global Advisors Inc | 5,710 | $3.00M | 0.01% | −2,720−32.3% | Reduced |
| Te Ahumairangi Investment Management Ltd | 5,690 | $2.99M | 0.53% | +4,278+303.0% | Added |
| Ostrum Asset Management | 5,678 | $2.98M | 0.14% | +586+11.5% | Added |
| Lido Advisors, LLC | 5,672 | $2.98M | 0.02% | +1,464+34.8% | Added |
| Meeder Asset Management Inc | 5,636 | $2.96M | 0.18% | +5,616+28,080.0% | Added |
| Diadema Partners LP | 5,607 | $2.94M | 1.83% | −24,221−81.2% | Reduced |
| Veracity Capital LLC | 5,597 | $2.94M | 1.02% | −4−0.1% | Reduced |
| Jump Financial, LLC | 5,574 | $2.93M | 0.04% | −38,854−87.5% | Reduced |
| Metis Global Partners, LLC | 5,497 | $2.89M | 0.07% | −810−12.8% | Reduced |
| US Bancorp | 5,487 | $2.88M | 0.00% | −858−13.5% | Reduced |
| B & T Capital Management DBA Alpha Capital Management | 5,476 | $2.87M | 0.50% | +1,966+56.0% | Added |
| Banque Pictet & Cie SA | 5,473 | $2.87M | 0.03% | −664−10.8% | Reduced |
| Gulf International Bank (UK) Ltd | 5,447 | $2.86M | 0.10% | −880−13.9% | Reduced |
| Securian Asset Management, Inc | 5,434 | $2.85M | 0.08% | −213−3.8% | Reduced |
| Ellerson Group Inc | 5,431 | $2.85M | 2.01% | −2,711−33.3% | Reduced |
| Gilman Hill Asset Management, LLC | 5,415 | $2.84M | 0.46% | +112+2.1% | Added |
| Colony Group, LLC | 5,367 | $2.82M | 0.01% | −579−9.7% | Reduced |
| E Fund Management Co., Ltd. | 5,329 | $2.80M | 0.13% | +417+8.5% | Added |
| Empire Life Investments Inc. | 5,314 | $2.79M | 0.18% | −1,110−17.3% | Reduced |
| Tema ETFs LLC | 5,307 | $2.79M | 0.74% | +1,007+23.4% | Added |
| Sovran Advisors, LLC | 5,020 | $2.75M | 0.29% | +5,020 | New |
| Kennedy Capital Management, Inc. | 5,106 | $2.68M | 0.06% | +90+1.8% | Added |
| O'Shaughnessy Asset Management, LLC | 5,093 | $2.67M | 0.02% | −2,128−29.5% | Reduced |
| Maryland State Retirement & Pension System | 5,069 | $2.66M | 0.06% | +182+3.7% | Added |
| Mirae Asset Securities (USA) Inc. | 5,013 | $2.63M | 0.12% | +200+4.2% | Added |
| Codex Capital Asset Management L.L.C. | 5,000 | $2.63M | 1.05% | −750−13.0% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 4,984 | $2.62M | 0.03% | +476+10.6% | Added |
| RSM US Wealth Management LLC | 4,970 | $2.61M | 0.04% | +1,224+32.7% | Added |
| New Mexico Educational Retirement Board | 4,900 | $2.57M | 0.08% | 00.0% | Unchanged |
| Victrix Investment Advisors | 4,900 | $2.57M | 1.14% | 00.0% | Unchanged |
| Twin Tree Management, LP | 4,891 | $2.57M | 0.06% | +4,891 | New |
| Sanibel Captiva Trust Company, Inc. | 4,865 | $2.55M | 0.08% | +163+3.5% | Added |
| Investment Management Corp of Ontario | 4,749 | $2.49M | 0.04% | −500−9.5% | Reduced |
| CIBC World Markets Inc. | 4,734 | $2.49M | 0.01% | +2,164+84.2% | Added |
| TD Waterhouse Canada Inc. | 4,613 | $2.47M | 0.02% | +4,586+16,985.2% | Added |
| StemPoint Capital LP | 4,672 | $2.45M | 0.79% | +4,672 | New |
| Pinebridge Investments, L.P. | 4,642 | $2.44M | 0.02% | +1,079+30.3% | Added |
| Wealthfront Advisers LLC | 4,615 | $2.42M | 0.01% | −1,560−25.3% | Reduced |
| Moran Wealth Management, LLC | 4,590 | $2.41M | 0.07% | −15,211−76.8% | Reduced |
| Nebula Research & Development LLC | 4,575 | $2.40M | 0.20% | +892+24.2% | Added |
| Augustine Asset Management Inc | 4,508 | $2.37M | 0.63% | +39+0.9% | Added |
| Advisors Asset Management, Inc. | 4,488 | $2.36M | 0.04% | −881−16.4% | Reduced |
| Ameritas Investment Partners, Inc. | 4,457 | $2.34M | 0.07% | −64−1.4% | Reduced |
| AG2R la Mondiale Gestion D'Actifs | 4,453 | $2.34M | 0.12% | +348+8.5% | Added |
| Stiles Financial Services Inc | 4,358 | $2.29M | 0.79% | +262+6.4% | Added |
| Fisher Asset Management, LLC | 4,353 | $2.29M | 0.00% | 00.0% | Unchanged |
| Groupe la Francaise | 4,356 | $2.28M | 0.04% | −3,671−45.7% | Reduced |
| E. Ohman J:or Asset Management AB | 4,320 | $2.27M | 0.06% | −380−8.1% | Reduced |
| Atlantic Union Bankshares Corp | 4,297 | $2.26M | 0.05% | −40−0.9% | Reduced |
| Sterling Capital Management LLC | 4,287 | $2.25M | 0.03% | +615+16.7% | Added |
| Steward Partners Investment Advisory, LLC | 4,286 | $2.25M | 0.02% | −1,082−20.2% | Reduced |
| Ci Investments Inc. | 4,251 | $2.23M | 0.01% | −3,487−45.1% | Reduced |
| Linden Thomas Advisory Services, LLC | 4,235 | $2.22M | 0.24% | +1,045+32.8% | Added |
| Advisory Services Network, LLC | 4,030 | $2.20M | 0.04% | −1,845−31.4% | Reduced |
| Leonteq Securities AG | 4,106 | $2.16M | 0.13% | +301+7.9% | Added |
| Family Management Corp | 4,066 | $2.13M | 0.32% | −138−3.3% | Reduced |
| M. Kulyk & Associates, LLC | 4,005 | $2.10M | 0.46% | +1,318+49.1% | Added |
| Krensavage Asset Management, LLC | 4,000 | $2.10M | 1.11% | +4,000 | New |
| Signet Financial Management, LLC | 3,983 | $2.09M | 0.26% | −20−0.5% | Reduced |
| Glenview Trust Co | 3,978 | $2.09M | 0.04% | +463+13.2% | Added |
| Sepio Capital, LP | 3,957 | $2.08M | 0.15% | +568+16.8% | Added |
| Exchange Traded Concepts, LLC | 3,940 | $2.07M | 0.03% | +588+17.5% | Added |
| Wiley Bros.-Aintree Capital, LLC | 3,850 | $2.06M | 0.02% | −2,272−37.1% | Reduced |
| Ieq Capital, LLC | 3,913 | $2.05M | 0.01% | −4,306−52.4% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 3,905 | $2.05M | 0.01% | −15−0.4% | Reduced |
| Diversified Trust Co | 3,889 | $2.04M | 0.05% | +1,015+35.3% | Added |
| Benjamin Edwards Inc | 3,877 | $2.04M | 0.03% | +1,922+98.3% | Added |
| Omers Administration Corp | 3,840 | $2.02M | 0.02% | −500−11.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 3,834 | $2.01M | 0.00% | −299−7.2% | Reduced |
| Brown Advisory Inc | 3,780 | $1.98M | 0.00% | −489−11.5% | Reduced |
| Richard Bernstein Advisors LLC | 3,770 | $1.98M | 0.05% | 00.0% | Unchanged |
| Plato Investment Management Ltd | 3,779 | $1.98M | 0.15% | +2+0.1% | Added |
| Tokio Marine Asset Management Co Ltd | 3,714 | $1.95M | 0.07% | −11,348−75.3% | Reduced |
| Sterling Investment Advisors, Ltd. | 3,697 | $1.94M | 0.43% | −15−0.4% | Reduced |
| Simplify Asset Management Inc. | 3,697 | $1.94M | 0.12% | +939+34.0% | Added |
| Kestra Advisory Services, LLC | 3,683 | $1.93M | 0.01% | −1,222−24.9% | Reduced |
| Bailard, Inc. | 3,601 | $1.89M | 0.04% | −433−10.7% | Reduced |
| Mediolanum International Funds Ltd | 3,591 | $1.87M | 0.02% | −29,629−89.2% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 3,488 | $1.83M | 0.33% | +3,488 | New |
| Dai-Ichi Life Insurance Company, Ltd | 3,479 | $1.83M | 0.05% | −5,949−63.1% | Reduced |
| Meyer Handelman Co | 3,472 | $1.82M | 0.06% | −522−13.1% | Reduced |
| ADAR1 Capital Management, LLC | 3,361 | $1.76M | 0.29% | +2,000+147.0% | Added |