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 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
- 1,342
- −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
- 543 more reduced
15 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 | 1,342 | $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 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 |
|---|---|---|---|---|---|
| TCW Group Inc | 1,695 | $1.06M | 0.01% | +30+1.8% | Added |
| Paradigm Asset Management Co LLC | 1,700 | $1.06M | 0.23% | +1,700 | New |
| ICICI Prudential Asset Management Co Ltd | 1,703 | $1.06M | 0.12% | −18−1.0% | Reduced |
| Catalytic Wealth RIA, LLC | 1,705 | $1.06M | 0.06% | −592−25.8% | Reduced |
| Oak Grove Capital LLC | 1,705 | $1.06M | 0.08% | −25−1.4% | Reduced |
| Capstone Wealth Management Group, LLC | 1,739 | $1.08M | 0.38% | +3+0.2% | Added |
| Equitable Holdings, Inc. | 1,747 | $1.09M | 0.01% | −82−4.5% | Reduced |
| Argent Trust Co | 1,749 | $1.09M | 0.03% | −173−9.0% | Reduced |
| Signaturefd, LLC | 1,756 | $1.10M | 0.01% | −239−12.0% | Reduced |
| Beech Hill Advisors, Inc. | 1,768 | $1.10M | 0.49% | +1,768 | New |
| Ritholtz Wealth Management | 1,770 | $1.10M | 0.02% | +362+25.7% | Added |
| Winton Group Ltd | 1,800 | $1.12M | 0.04% | −12,978−87.8% | Reduced |
| GeoWealth Management, LLC | 1,809 | $1.13M | 0.04% | −529−22.6% | Reduced |
| Rehmann Capital Advisory Group | 1,812 | $1.13M | 0.05% | −581−24.3% | Reduced |
| CSS LLC | 1,820 | $1.13M | 0.05% | +650+55.6% | Added |
| EFG International AG | 1,840 | $1.15M | 0.02% | −100−5.2% | Reduced |
| Alps Advisors Inc | 1,840 | $1.15M | 0.01% | +1,173+175.9% | Added |
| Blueshift Asset Management, LLC | 1,843 | $1.15M | 0.27% | +1,843 | New |
| AlTi Global, Inc. | 1,864 | $1.16M | 0.02% | +7+0.4% | Added |
| Gabelli Funds LLC | 1,875 | $1.17M | 0.01% | −322−14.7% | Reduced |
| Krilogy Financial LLC | 1,878 | $1.17M | 0.03% | −565−23.1% | Reduced |
| Anchor Capital Advisors LLC | 1,880 | $1.17M | 0.03% | −8,418−81.7% | Reduced |
| Westwood Holdings Group Inc. | 1,915 | $1.19M | 0.01% | +729+61.5% | Added |
| Pallas Capital Advisors LLC | 1,920 | $1.20M | 0.04% | −760−28.4% | Reduced |
| Texas Yale Capital Corp. | 1,924 | $1.20M | 0.03% | 00.0% | Unchanged |
| Empire Financial Management Company, LLC | 1,927 | $1.20M | 0.48% | +101+5.5% | Added |
| AlphaGrep UK Ltd | 1,943 | $1.21M | 0.37% | +1,659+584.2% | Added |
| AMG National Trust Bank | 1,956 | $1.22M | 0.03% | −3,422−63.6% | Reduced |
| Brevan Howard Capital Management LP | 1,979 | $1.23M | 0.02% | +1,645+492.5% | Added |
| Grove Bank & Trust | 2,004 | $1.25M | 0.12% | −11−0.5% | Reduced |
| Vestcor Inc | 2,026 | $1.26M | 0.03% | 00.0% | Unchanged |
| Prentiss Smith & Co Inc | 2,038 | $1.27M | 0.70% | −22−1.1% | Reduced |
| GAMMA Investing LLC | 2,067 | $1.29M | 0.05% | −440−17.6% | Reduced |
| IMA Wealth, Inc. | 2,079 | $1.30M | 0.08% | −53−2.5% | Reduced |
| TCG Advisory Services, LLC | 2,079 | $1.30M | 0.02% | +899+76.2% | Added |
| Fulton Bank, N.A. | 2,081 | $1.30M | 0.04% | −159−7.1% | Reduced |
| Harrell Investment Partners, LLC | 2,089 | $1.30M | 0.28% | +27+1.3% | Added |
| Keybank National Association | 2,132 | $1.33M | 0.00% | +69+3.3% | Added |
| Vise Technologies, Inc. | 2,142 | $1.34M | 0.02% | +740+52.8% | Added |
| FORA Capital, LLC | 2,147 | $1.34M | 0.09% | +2,147 | New |
| Portside Wealth Group, LLC | 2,159 | $1.35M | 0.16% | +181+9.2% | Added |
| Vega Investment Solutions | 2,164 | $1.35M | 0.19% | +107+5.2% | Added |
| Buckingham Strategic Partners | 2,165 | $1.35M | 0.01% | −3,125−59.1% | Reduced |
| Fifth Third Wealth Advisors LLC | 2,168 | $1.35M | 0.04% | −302−12.2% | Reduced |
| Sectoral Asset Management Inc | 2,169 | $1.35M | 0.94% | −750−25.7% | Reduced |
| Savvy Advisors, Inc. | 2,185 | $1.36M | 0.03% | +4+0.2% | Added |
| Kendall Capital Management | 2,196 | $1.37M | 0.23% | +80+3.8% | Added |
| Kornitzer Capital Management Inc | 2,211 | $1.38M | 0.03% | +137+6.6% | Added |
| Vestmark Advisory Solutions, Inc. | 2,248 | $1.40M | 0.01% | +381+20.4% | Added |
| Umpqua Bank | 2,271 | $1.42M | 0.32% | +205+9.9% | Added |
| Integrated Wealth Concepts LLC | 2,299 | $1.43M | 0.01% | −1,902−45.3% | Reduced |
| Chicago Partners Investment Group LLC | 2,209 | $1.44M | 0.03% | +208+10.4% | Added |
| Tealwood Asset Management Inc | 2,338 | $1.46M | 0.56% | −4−0.2% | Reduced |
| Central Bank & Trust Co | 2,357 | $1.47M | 0.21% | +8+0.3% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 2,370 | $1.48M | 0.07% | +200+9.2% | Added |
| Belpointe Asset Management LLC | 2,371 | $1.48M | 0.05% | +158+7.1% | Added |
| Aster Capital Management (DIFC) Ltd | 2,374 | $1.48M | 0.31% | +2,366+29,575.0% | Added |
| Advisors Asset Management, Inc. | 2,379 | $1.48M | 0.02% | −706−22.9% | Reduced |
| Harbor Investment Advisory, LLC | 2,382 | $1.49M | 0.10% | −100−4.0% | Reduced |
| Blair William & Co | 2,384 | $1.49M | 0.00% | +1,020+74.8% | Added |
| Tobam | 2,394 | $1.49M | 0.36% | +1,791+297.0% | Added |
| Oppenheimer Asset Management Inc. | 2,398 | $1.50M | 0.02% | −7−0.3% | Reduced |
| Wahed Invest LLC | 2,405 | $1.50M | 0.16% | −183−7.1% | Reduced |
| Perpetual Ltd | 2,407 | $1.50M | 0.02% | +262+12.2% | Added |
| Philadelphia Trust Co | 2,410 | $1.50M | 0.10% | −5−0.2% | Reduced |
| Laird Norton Trust Company, LLC | 2,419 | $1.51M | 0.03% | −216−8.2% | Reduced |
| CAPROCK Group, Inc. | 2,437 | $1.52M | 0.03% | −331−12.0% | Reduced |
| Metis Global Partners, LLC | 2,439 | $1.52M | 0.03% | −2,009−45.2% | Reduced |
| Fayez Sarofim & Co | 2,460 | $1.53M | 0.00% | 00.0% | Unchanged |
| Bluebird Wealth Management LLC | 2,472 | $1.54M | 1.34% | −102−4.0% | Reduced |
| Palouse Capital Management, Inc. | 2,479 | $1.55M | 0.96% | +145+6.2% | Added |
| Diversified Trust Co | 2,481 | $1.55M | 0.02% | −23−0.9% | Reduced |
| Mezzasalma Advisors, LLC | 2,500 | $1.56M | 0.31% | 00.0% | Unchanged |
| Blackstone Group Inc. | 2,516 | $1.57M | 0.01% | +2,516 | New |
| Allworth Financial LP | 2,530 | $1.58M | 0.01% | −461−15.4% | Reduced |
| Dark Forest Capital Management LP | 2,547 | $1.59M | 0.10% | +2,086+452.5% | Added |
| Sound View Wealth Advisors Group, LLC | 2,558 | $1.59M | 0.10% | +113+4.6% | Added |
| Canada Post Corp Registered Pension Plan | 2,575 | $1.61M | 0.06% | 00.0% | Unchanged |
| Shufro Rose & Co LLC | 2,602 | $1.62M | 0.09% | +4+0.2% | Added |
| Meyer Handelman Co | 2,609 | $1.63M | 0.05% | +28+1.1% | Added |
| Benjamin Edwards Inc | 2,613 | $1.63M | 0.01% | +560+27.3% | Added |
| United Capital Financial Advisers, LLC | 2,651 | $1.65M | 0.01% | −289−9.8% | Reduced |
| Kentucky Retirement Systems Insurance Trust Fund | 2,659 | $1.66M | 0.10% | −86−3.1% | Reduced |
| Sequoia Financial Advisors, LLC | 2,687 | $1.68M | 0.01% | −502−15.7% | Reduced |
| Intellectus Partners, LLC | 2,696 | $1.68M | 0.29% | −19−0.7% | Reduced |
| HB Wealth Management, LLC | 2,712 | $1.69M | 0.01% | −724−21.1% | Reduced |
| Pinnacle Wealth Management Advisory Group, LLC | 2,713 | $1.69M | 0.10% | +298+12.3% | Added |
| Game Creek Capital, LP | 2,725 | $1.70M | 0.73% | −2,800−50.7% | Reduced |
| Snowden Capital Advisors LLC | 2,732 | $1.70M | 0.04% | −132−4.6% | Reduced |
| MASTERINVEST Kapitalanlage GmbH | 2,772 | $1.73M | 0.15% | +35+1.3% | Added |
| Cresset Asset Management, LLC | 2,803 | $1.75M | 0.01% | +266+10.5% | Added |
| Osmosis Investment Management UK Ltd | 2,817 | $1.76M | 0.08% | −3,102−52.4% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 2,822 | $1.76M | 0.01% | +718+34.1% | Added |
| Peapack Gladstone Financial Corp | 2,837 | $1.77M | 0.02% | +15+0.5% | Added |
| Concurrent Investment Advisors, LLC | 2,839 | $1.77M | 0.02% | +871+44.3% | Added |
| Securian Asset Management, Inc | 2,641 | $1.79M | 0.06% | −100−3.6% | Reduced |
| Banque Cantonale Vaudoise | 2,883 | $1.80M | 0.07% | +913+46.3% | Added |
| Kestra Advisory Services, LLC | 2,893 | $1.80M | 0.01% | −1,577−35.3% | Reduced |
| Heritage Trust Co | 2,898 | $1.81M | 0.16% | +242+9.1% | Added |
| Capital Group Investment Management Pte. Ltd. | 2,938 | $1.83M | 0.28% | 00.0% | Unchanged |