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, Q2 2026
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 2026. 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
- 1,341
- −44 vs. Q1 2026
- Shares held
- 91.4M
- +1.18M (+1.3%) vs. Q1 2026
- Total value
- $57.1B
- −$12.5B (−17.9%) vs. Q1 2026
- New holders
- 125
- 485 more added
- Sold out
- 169
- 542 more reduced
16 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| TSFG, LLC | 81 | $51.0K | 0.01% | +6+8.0% | Added |
| Index Technologies Group LLC | 82 | $51.1K | 0.04% | +82 | New |
| Game Plan Financial Advisors, LLC | 82 | $51.3K | 0.02% | −33−28.7% | Reduced |
| Sankala Group LLC | 64 | $52.2K | 0.03% | 00.0% | Unchanged |
| Brown, Lisle/Cummings, Inc. | 84 | $52.4K | 0.01% | +2+2.4% | Added |
| Timbuktu Capital Management, LLC | 85 | $53.0K | 0.08% | +85 | New |
| St. Johns Investment Management Company, LLC | 86 | $53.6K | 0.02% | 00.0% | Unchanged |
| Lodestone Wealth Management LLC | 87 | $53.9K | 0.02% | −7−7.4% | Reduced |
| Itau Unibanco Holding S.A. | 89 | $55.5K | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 89 | $55.5K | 0.01% | −15−14.4% | Reduced |
| Community Bank, N.A. | 95 | $59.2K | 0.01% | 00.0% | Unchanged |
| Sittner & Nelson, LLC | 95 | $59.2K | 0.02% | 00.0% | Unchanged |
| MidFirst Bank | 98 | $61.1K | 0.00% | +2+2.1% | Added |
| Truvestments Capital LLC | 99 | $61.7K | 0.01% | −6−5.7% | Reduced |
| Cassaday & Co Wealth Management LLC | 99 | $61.7K | 0.00% | −1−1.0% | Reduced |
| Quintet Private Bank (Europe) S.A. | 100 | $62.4K | 0.00% | 00.0% | Unchanged |
| Mark Sheptoff Financial Planning, LLC | 100 | $62.4K | 0.03% | 00.0% | Unchanged |
| WS Portfolio Advisory, LLC | 100 | $62.4K | 1.54% | +100 | New |
| Ogorek Anthony Joseph | 103 | $64.0K | 0.02% | −4−3.7% | Reduced |
| HM Payson & Co | 105 | $65.5K | 0.00% | −50−32.3% | Reduced |
| Bryn Mawr Trust Co | 106 | $66.1K | 0.00% | 00.0% | Unchanged |
| Ameriflex Group, Inc. | 113 | $70.5K | 0.03% | −48−29.8% | Reduced |
| Glen Eagle Advisors, LLC | 115 | $71.7K | 0.01% | +1+0.9% | Added |
| Owl Creek Wealth Partners LLC | 118 | $73.6K | 0.02% | +5+4.4% | Added |
| State of Wyoming | 119 | $74.2K | 0.01% | +119 | New |
| Ameritas Advisory Services, LLC | 119 | $74.3K | 0.00% | +119 | New |
| NVWM, LLC | 125 | $77.9K | 0.02% | −3−2.3% | Reduced |
| Covestor Ltd | 130 | $81.0K | 0.05% | −3−2.3% | Reduced |
| Cohen & Steers, Inc. | 130 | $81.0K | 0.00% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 131 | $82.0K | 0.00% | +11+9.2% | Added |
| Geneos Wealth Management Inc. | 137 | $85.4K | 0.00% | −698−83.6% | Reduced |
| Montag A & Associates Inc | 137 | $85.4K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 141 | $87.9K | 0.01% | +1+0.7% | Added |
| CVA Family Office, LLC | 143 | $89.2K | 0.01% | −51−26.3% | Reduced |
| Basecamp Wealth Advisors LLC | 148 | $92.3K | 0.02% | −55−27.1% | Reduced |
| Wealth Enhancement Trust Services, Inc. | 148 | $92.3K | 0.01% | +1+0.7% | Added |
| TD Private Client Wealth LLC | 150 | $93.5K | 0.00% | −20−11.8% | Reduced |
| VSM Wealth Advisory, LLC | 150 | $93.5K | 0.02% | 00.0% | Unchanged |
| NBT Bank N A | 157 | $97.9K | 0.01% | −4−2.5% | Reduced |
| Twin Lakes Capital Management, LLC | 158 | $98.6K | 0.04% | 00.0% | Unchanged |
| GGM Financials LLC | 159 | $99.4K | 0.04% | 00.0% | Unchanged |
| Hara Capital LLC | 161 | $100.4K | 0.05% | 00.0% | Unchanged |
| Cary Street Partners Financial LLC | 162 | $101.0K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 167 | $104.1K | 0.01% | −27−13.9% | Reduced |
| Gen-Wealth Partners Inc | 172 | $107.4K | 0.03% | −12−6.5% | Reduced |
| Corient IA LLC | 180 | $112.2K | 0.10% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 181 | $112.9K | 0.01% | −1−0.5% | Reduced |
| Anchor Investment Management, LLC | 181 | $112.9K | 0.01% | −3−1.6% | Reduced |
| Custom Index Systems, LLC | 182 | $113.5K | 0.04% | +182 | New |
| Steigerwald, Gordon & Koch Inc. | 185 | $115.4K | 0.01% | +175+1,750.0% | Added |
| Financial Perspectives, Inc | 191 | $119.1K | 0.03% | 00.0% | Unchanged |
| Centaurus Financial, Inc. | 195 | $122.0K | 0.00% | 00.0% | Unchanged |
| Provenance Wealth Advisors, LLC | 201 | $125.3K | 0.01% | +1+0.5% | Added |
| Keating Financial Advisory Services, Inc. | 203 | $126.6K | 0.02% | −20−9.0% | Reduced |
| Key Financial Inc | 210 | $130.9K | 0.02% | 00.0% | Unchanged |
| True Wealth Design, LLC | 210 | $130.9K | 0.03% | −9−4.1% | Reduced |
| AdvisorNet Financial, Inc | 219 | $136.7K | 0.01% | +84+62.2% | Added |
| Murphy & Mullick Capital Management Corp | 240 | $149.7K | 0.09% | −36−13.0% | Reduced |
| Rossby Financial, LCC | 242 | $150.9K | 0.03% | +116+92.1% | Added |
| Vision Retirement, LLC | 243 | $151.6K | 0.04% | 00.0% | Unchanged |
| Syntax Research, Inc. | 245 | $152.8K | 0.11% | 00.0% | Unchanged |
| Private Trust Co NA | 248 | $154.6K | 0.01% | +1+0.4% | Added |
| Estabrook Capital Management | 250 | $155.9K | 0.02% | 00.0% | Unchanged |
| Banque Transatlantique SA | 254 | $158.9K | 0.00% | 00.0% | Unchanged |
| Vanguard National Trust Co | 256 | $159.6K | 0.01% | +220+611.1% | Added |
| Kelly Lawrence W & Associates Inc | 263 | $164.0K | 0.04% | 00.0% | Unchanged |
| Ninety One UK Ltd | 267 | $166.5K | 0.00% | +267 | New |
| Aventura Private Wealth, LLC | 267 | $166.5K | 0.05% | −22−7.6% | Reduced |
| Whittier Trust Co | 262 | $170.3K | 0.00% | 00.0% | Unchanged |
| Onefund, LLC | 275 | $171.5K | 0.10% | −3−1.1% | Reduced |
| Rexford Capital Inc | 294 | $183.3K | 0.11% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 305 | $190.2K | 0.00% | −13−4.1% | Reduced |
| Quent Capital, LLC | 312 | $194.3K | 0.01% | −54−14.8% | Reduced |
| CoreCap Advisors, LLC | 315 | $196.5K | 0.01% | −97−23.5% | Reduced |
| Penserra Capital Management LLC | 323 | $200.0K | 0.00% | −50−13.4% | Reduced |
| Smithfield Trust Co | 323 | $202.0K | 0.01% | −9−2.7% | Reduced |
| McLean Asset Management Corp | 267 | $203.6K | 0.03% | −5−1.8% | Reduced |
| S Harris Financial Group, LLC | 327 | $204.2K | 0.16% | +57+21.1% | Added |
| Texas Capital Bank Wealth Management Services Inc | 329 | $205.1K | 0.01% | +21+6.8% | Added |
| Ascent Group, LLC | 329 | $205.2K | 0.01% | −48−12.7% | Reduced |
| TRB Wealth Management, LLC | 330 | $205.8K | 0.03% | 00.0% | Unchanged |
| Independence Bank of Kentucky | 332 | $207.0K | 0.02% | +22+7.1% | Added |
| Morgan Creek Capital Management, LLC | 332 | $207.0K | 0.14% | +332 | New |
| Morse Asset Management, Inc | 334 | $208.3K | 0.03% | −563−62.8% | Reduced |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 335 | $208.9K | 0.06% | +30+9.8% | Added |
| United Advisor Group, LLC | 335 | $209.0K | 0.02% | 00.0% | Unchanged |
| GK Wealth Management LLC | 337 | $210.1K | 0.13% | +337 | New |
| Rooted Wealth Advisors, Inc. | 339 | $211.2K | 0.05% | +339 | New |
| Turtle Creek Wealth Advisors, LLC | 339 | $211.4K | 0.01% | −115−25.3% | Reduced |
| Waterloo Capital, L.P. | 339 | $211.5K | 0.01% | −62−15.5% | Reduced |
| Opal Wealth Advisors, LLC | 340 | $212.1K | 0.05% | −14−4.0% | Reduced |
| Anchyra Partners LLC | 341 | $212.6K | 0.05% | −40−10.5% | Reduced |
| Green Alpha Advisors, LLC | 341 | $212.7K | 0.14% | +5+1.5% | Added |
| Cromwell Holdings LLC | 342 | $213.3K | 0.10% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 344 | $214.5K | 0.02% | −68−16.5% | Reduced |
| Eads & Heald Wealth Management | 345 | $215.1K | 0.11% | +345 | New |
| Optas, LLC | 347 | $216.4K | 0.03% | −15−4.1% | Reduced |
| Keel Point, LLC | 348 | $217.0K | 0.01% | −37−9.6% | Reduced |
| Private Capital Advisors, Inc. | 350 | $218.2K | 0.02% | 00.0% | Unchanged |
| GLR Partners, LLC | 350 | $218.2K | 0.10% | 00.0% | Unchanged |