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, Q3 2025
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Sep 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
- 1,243
- +62 vs. Q2 2025
- Shares held
- 87.1M
- −936.8K (−1.1%) vs. Q2 2025
- Total value
- $49.0B
- +$2.72B (+5.9%) vs. Q2 2025
- New holders
- 173
- 487 more added
- Sold out
- 111
- 418 more reduced
20 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 9,048,269 | $5.09B | 0.08% | −375,779−4.0% | Reduced |
| BlackRock, Inc. | 8,837,174 | $4.97B | 0.09% | −438,911−4.7% | Reduced |
| State Street Corp | 4,691,223 | $2.64B | 0.09% | −140,779−2.9% | Reduced |
| Dodge & Cox | 4,550,845 | $2.56B | 1.38% | +724,562+18.9% | Added |
| JPMorgan Chase & Co | 4,072,326 | $2.29B | 0.15% | +132,708+3.4% | Added |
| Geode Capital Management, LLC | 2,535,898 | $1.42B | 0.09% | +70,844+2.9% | Added |
| Franklin Resources Inc | 2,453,143 | $1.38B | 0.34% | +139,647+6.0% | Added |
| Capital World Investors | 1,998,366 | $1.12B | 0.15% | +32,348+1.6% | Added |
| Loomis Sayles & Co L P | 1,979,453 | $1.11B | 1.32% | +38,383+2.0% | Added |
| FMR LLC | 1,935,835 | $1.09B | 0.06% | −1,391,216−41.8% | Reduced |
| Invesco Ltd. | 1,484,473 | $834.7M | 0.13% | +408,649+38.0% | Added |
| Morgan Stanley | 1,450,972 | $815.8M | 0.05% | +163,309+12.7% | Added |
| Nuveen, LLC | 1,175,277 | $660.8M | 0.17% | +333,728+39.7% | Added |
| Bank of America Corp | 1,153,933 | $648.8M | 0.05% | −66,426−5.4% | Reduced |
| Northern Trust Corp | 984,792 | $553.7M | 0.07% | +26,223+2.7% | Added |
| Goldman Sachs Group Inc | 952,839 | $535.8M | 0.08% | +156,633+19.7% | Added |
| Two Sigma Advisers, LP | 926,200 | $520.8M | 1.04% | −12,300−1.3% | Reduced |
| Capital International Investors | 876,564 | $492.9M | 0.08% | −2,288,699−72.3% | Reduced |
| D. E. Shaw & Co., Inc. | 861,593 | $484.4M | 0.39% | +84,124+10.8% | Added |
| Price T Rowe Associates Inc | 804,910 | $452.6M | 0.05% | +38,466+5.0% | Added |
| Legal & General Group Plc | 770,359 | $433.1M | 0.10% | +30,778+4.2% | Added |
| Charles Schwab Investment Management Inc | 755,565 | $424.8M | 0.07% | +35,292+4.9% | Added |
| UBS Asset Management Americas Inc | 744,173 | $418.4M | 0.09% | −116,268−13.5% | Reduced |
| AQR Capital Management LLC | 721,354 | $405.6M | 0.26% | +606,612+528.7% | Added |
| Deutsche Bank AG | 696,681 | $391.7M | 0.13% | −14,156−2.0% | Reduced |
| Bank of New York Mellon Corp | 671,630 | $377.6M | 0.07% | +15,006+2.3% | Added |
| American Century Companies Inc | 660,595 | $371.4M | 0.19% | +23,943+3.8% | Added |
| Amundi | 621,741 | $364.0M | 0.12% | −275,390−30.7% | Reduced |
| Acadian Asset Management LLC | 584,505 | $328.6M | 0.57% | +118,765+25.5% | Added |
| Qube Research & Technologies Ltd | 548,734 | $308.5M | 0.44% | −77,246−12.3% | Reduced |
| Alliancebernstein L.P. | 523,883 | $294.6M | 0.09% | −63,344−10.8% | Reduced |
| Dimensional Fund Advisors LP | 499,096 | $280.6M | 0.06% | −20,341−3.9% | Reduced |
| Assenagon Asset Management S.A. | 477,810 | $268.7M | 0.40% | +54,485+12.9% | Added |
| BNP Paribas Arbitrage, SA | 477,652 | $268.6M | 0.21% | −46,706−8.9% | Reduced |
| Two Sigma Investments, LP | 469,903 | $264.2M | 0.41% | −29,925−6.0% | Reduced |
| Caisse de Depot Et Placement du Quebec | 462,502 | $260.1M | 0.47% | +247,780+115.4% | Added |
| Pacer Advisors, Inc. | 445,325 | $250.4M | 0.64% | +1910.0% | Added |
| Neuberger Berman Group LLC | 415,714 | $233.7M | 0.17% | +10,520+2.6% | Added |
| Marshall Wace, LLP | 386,884 | $217.5M | 0.24% | +146,975+61.3% | Added |
| Manufacturers Life Insurance Company, The | 381,015 | $214.2M | 0.18% | +1,478+0.4% | Added |
| TD Asset Management Inc | 374,264 | $210.4M | 0.17% | +51,407+15.9% | Added |
| Royal Bank of Canada | 373,095 | $209.8M | 0.04% | −11,784−3.1% | Reduced |
| HSBC Holdings PLC | 369,965 | $208.5M | 0.12% | +7,841+2.2% | Added |
| UBS Group AG | 339,489 | $190.9M | 0.04% | +45,974+15.7% | Added |
| Barclays PLC | 325,921 | $183.3M | 0.07% | −157,105−32.5% | Reduced |
| Pictet Asset Management Holding SA | 323,370 | $181.7M | 0.18% | +19,243+6.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 307,289 | $172.8M | 0.10% | −896−0.3% | Reduced |
| Swiss National Bank | 306,000 | $172.1M | 0.10% | −17,700−5.5% | Reduced |
| Jacobs Levy Equity Management, Inc | 287,881 | $161.9M | 0.64% | +53,614+22.9% | Added |
| Ameriprise Financial Inc | 283,105 | $159.2M | 0.04% | −4,594−1.6% | Reduced |
| Bank of Nova Scotia | 278,551 | $156.6M | 0.28% | +29,273+11.7% | Added |
| National Pension Service | 278,135 | $156.4M | 0.12% | +7,069+2.6% | Added |
| Renaissance Technologies LLC | 275,162 | $154.7M | 0.20% | +230,100+510.6% | Added |
| Man Group plc | 271,707 | $152.8M | 0.30% | +195,724+257.6% | Added |
| Epoch Investment Partners, Inc. | 259,153 | $145.7M | 0.80% | +56,096+27.6% | Added |
| Federated Hermes, Inc. | 236,200 | $132.8M | 0.23% | −9,387−3.8% | Reduced |
| Bridgewater Associates, LP | 235,381 | $132.3M | 0.52% | +146,334+164.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 234,832 | $132.0M | 0.34% | −205,592−46.7% | Reduced |
| Citadel Advisors LLC | 230,227 | $129.4M | 0.10% | −450,278−66.2% | Reduced |
| Russell Investments Group, Ltd. | 228,828 | $128.6M | 0.15% | +55,019+31.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 216,169 | $121.5M | 0.09% | +7,106+3.4% | Added |
| McDonald Capital Investors Inc | 213,331 | $119.9M | 7.46% | −4,714−2.2% | Reduced |
| DekaBank Deutsche Girozentrale | 211,207 | $117.7M | 0.20% | 00.0% | Unchanged |
| Swedbank AB | 207,370 | $116.6M | 0.12% | −20,927−9.2% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 203,152 | $114.2M | 0.31% | −3,576−1.7% | Reduced |
| California Public Employees Retirement System | 203,114 | $114.2M | 0.07% | −111,602−35.5% | Reduced |
| Point72 Asset Management, L.P. | 201,499 | $113.3M | 0.25% | +58,391+40.8% | Added |
| Bronte Capital Management Pty Ltd. | 180,283 | $113.3M | 10.20% | −7,587−4.0% | Reduced |
| Millennium Management LLC | 201,080 | $113.1M | 0.09% | −137,746−40.7% | Reduced |
| First Trust Advisors LP | 198,257 | $111.5M | 0.08% | +14,213+7.7% | Added |
| Arrowstreet Capital, Limited Partnership | 192,584 | $108.3M | 0.07% | +186,521+3,076.4% | Added |
| Susquehanna International Group, LLP | 190,176 | $106.9M | 0.16% | +26,084+15.9% | Added |
| FIL Ltd | 187,524 | $105.4M | 0.08% | +21,438+12.9% | Added |
| Voloridge Investment Management, LLC | 172,836 | $97.2M | 0.33% | −107,024−38.2% | Reduced |
| Candriam Luxembourg S.C.A. | 169,495 | $95.3M | 0.50% | +27,287+19.2% | Added |
| Rhumbline Advisers | 168,001 | $94.5M | 0.08% | −2,658−1.6% | Reduced |
| National Bank of Canada | 164,385 | $92.4M | 0.10% | +21,573+15.1% | Added |
| California State Teachers Retirement System | 162,835 | $91.6M | 0.09% | −1,288−0.8% | Reduced |
| Canada Pension Plan Investment Board | 158,822 | $89.3M | 0.06% | +38,019+31.5% | Added |
| Polar Capital Holdings Plc | 158,817 | $89.3M | 0.43% | +88,817+126.9% | Added |
| Holocene Advisors, LP | 151,733 | $85.3M | 0.20% | +151,733 | New |
| Standard Life Aberdeen plc | 151,503 | $85.2M | 0.13% | −52,247−25.6% | Reduced |
| Zurich Insurance Group Ltd | 149,804 | $84.2M | 0.60% | +127,153+561.4% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 144,607 | $81.3M | 4.15% | −15,974−9.9% | Reduced |
| Raymond James Financial Inc | 138,506 | $77.9M | 0.03% | +7,455+5.7% | Added |
| Citigroup Inc | 138,191 | $77.7M | 0.05% | −46,055−25.0% | Reduced |
| ProShare Advisors LLC | 135,154 | $76.0M | 0.16% | −34,189−20.2% | Reduced |
| Wells Fargo & Company | 134,220 | $75.5M | 0.02% | +168+0.1% | Added |
| Mackenzie Financial Corp | 128,623 | $72.3M | 0.09% | +27,205+26.8% | Added |
| Retirement Systems of Alabama | 128,609 | $72.3M | 0.24% | −554−0.4% | Reduced |
| Voya Investment Management LLC | 127,536 | $71.7M | 0.07% | −45,270−26.2% | Reduced |
| Armistice Capital, LLC | 125,206 | $70.4M | 2.21% | +25,174+25.2% | Added |
| Adage Capital Partners GP, L.L.C. | 123,046 | $69.2M | 0.11% | +27,416+28.7% | Added |
| Robeco Institutional Asset Management B.V. | 120,884 | $68.0M | 0.10% | +73,176+153.4% | Added |
| New York State Common Retirement Fund | 120,569 | $67.8M | 0.09% | −7,500−5.9% | Reduced |
| Natixis Advisors, L.P. | 120,109 | $67.5M | 0.10% | +7,084+6.3% | Added |
| Principal Financial Group Inc | 118,483 | $66.6M | 0.03% | −4,766−3.9% | Reduced |
| Sound Shore Management Inc | 115,028 | $64.7M | 2.14% | +115,028 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 114,896 | $64.6M | 0.12% | −31,351−21.4% | Reduced |
| ING Groep NV | 108,877 | $61.2M | 0.33% | +62,749+136.0% | Added |