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 |
|---|---|---|---|---|---|
| Portside Wealth Group, LLC | 2,159 | $1.35M | 0.16% | +181+9.2% | Added |
| FORA Capital, LLC | 2,147 | $1.34M | 0.09% | +2,147 | New |
| Vise Technologies, Inc. | 2,142 | $1.34M | 0.02% | +740+52.8% | Added |
| Keybank National Association | 2,132 | $1.33M | 0.00% | +69+3.3% | Added |
| Harrell Investment Partners, LLC | 2,089 | $1.30M | 0.28% | +27+1.3% | Added |
| Fulton Bank, N.A. | 2,081 | $1.30M | 0.04% | −159−7.1% | 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 |
| GAMMA Investing LLC | 2,067 | $1.29M | 0.05% | −440−17.6% | Reduced |
| Prentiss Smith & Co Inc | 2,038 | $1.27M | 0.70% | −22−1.1% | Reduced |
| Vestcor Inc | 2,026 | $1.26M | 0.03% | 00.0% | Unchanged |
| Grove Bank & Trust | 2,004 | $1.25M | 0.12% | −11−0.5% | Reduced |
| Brevan Howard Capital Management LP | 1,979 | $1.23M | 0.02% | +1,645+492.5% | Added |
| AMG National Trust Bank | 1,956 | $1.22M | 0.03% | −3,422−63.6% | Reduced |
| AlphaGrep UK Ltd | 1,943 | $1.21M | 0.37% | +1,659+584.2% | Added |
| Empire Financial Management Company, LLC | 1,927 | $1.20M | 0.48% | +101+5.5% | Added |
| Texas Yale Capital Corp. | 1,924 | $1.20M | 0.03% | 00.0% | Unchanged |
| Pallas Capital Advisors LLC | 1,920 | $1.20M | 0.04% | −760−28.4% | Reduced |
| Westwood Holdings Group Inc. | 1,915 | $1.19M | 0.01% | +729+61.5% | Added |
| Anchor Capital Advisors LLC | 1,880 | $1.17M | 0.03% | −8,418−81.7% | Reduced |
| Krilogy Financial LLC | 1,878 | $1.17M | 0.03% | −565−23.1% | Reduced |
| Gabelli Funds LLC | 1,875 | $1.17M | 0.01% | −322−14.7% | Reduced |
| AlTi Global, Inc. | 1,864 | $1.16M | 0.02% | +7+0.4% | Added |
| Blueshift Asset Management, LLC | 1,843 | $1.15M | 0.27% | +1,843 | New |
| 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 |
| CSS LLC | 1,820 | $1.13M | 0.05% | +650+55.6% | Added |
| Rehmann Capital Advisory Group | 1,812 | $1.13M | 0.05% | −581−24.3% | Reduced |
| GeoWealth Management, LLC | 1,809 | $1.13M | 0.04% | −529−22.6% | Reduced |
| Winton Group Ltd | 1,800 | $1.12M | 0.04% | −12,978−87.8% | Reduced |
| Ritholtz Wealth Management | 1,770 | $1.10M | 0.02% | +362+25.7% | Added |
| Beech Hill Advisors, Inc. | 1,768 | $1.10M | 0.49% | +1,768 | New |
| Signaturefd, LLC | 1,756 | $1.10M | 0.01% | −239−12.0% | Reduced |
| Argent Trust Co | 1,749 | $1.09M | 0.03% | −173−9.0% | Reduced |
| Equitable Holdings, Inc. | 1,747 | $1.09M | 0.01% | −82−4.5% | Reduced |
| Capstone Wealth Management Group, LLC | 1,739 | $1.08M | 0.38% | +3+0.2% | Added |
| 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 |
| ICICI Prudential Asset Management Co Ltd | 1,703 | $1.06M | 0.12% | −18−1.0% | Reduced |
| Paradigm Asset Management Co LLC | 1,700 | $1.06M | 0.23% | +1,700 | New |
| TCW Group Inc | 1,695 | $1.06M | 0.01% | +30+1.8% | Added |
| Personal Cfo Solutions, LLC | 1,692 | $1.05M | 0.15% | −3−0.2% | Reduced |
| Nwam LLC | 1,680 | $1.05M | 0.05% | −237−12.4% | Reduced |
| Jacobi Capital Management LLC | 1,673 | $1.04M | 0.05% | +39+2.4% | Added |
| Tower Research Capital LLC (TRC) | 1,665 | $1.04M | 0.03% | −2,713−62.0% | Reduced |
| Norden Group LLC | 1,645 | $1.03M | 0.08% | +23+1.4% | Added |
| CWA Asset Management Group, LLC | 1,623 | $1.01M | 0.03% | −48−2.9% | Reduced |
| Coastal Bridge Advisors, LLC | 1,614 | $1.01M | 0.06% | +93+6.1% | Added |
| Warner Group LLC | 1,606 | $1.00M | 0.25% | +807+101.0% | Added |
| One Wealth Capital Management, LLC | 1,600 | $997.7K | 0.28% | +828+107.3% | Added |
| Bull Harbor Capital LLC | 1,594 | $993.9K | 0.19% | −472−22.8% | Reduced |
| Brinker Capital Investments, LLC | 1,582 | $986.7K | 0.01% | −179−10.2% | Reduced |
| Mesirow Financial Investment Management, Inc. | 1,571 | $982.3K | 0.02% | −131−7.7% | Reduced |
| denkapparat Operations GmbH | 1,566 | $976.5K | 0.32% | +374+31.4% | Added |
| Global Retirement Partners, LLC | 1,564 | $975.3K | 0.01% | +1,564 | New |
| PeakShares LLC | 1,564 | $975.2K | 0.73% | +114+7.9% | Added |
| Bessemer Group Inc | 1,564 | $975.0K | 0.00% | −164−9.5% | Reduced |
| Park Avenue Securities LLC | 1,563 | $975.0K | 0.01% | −112−6.7% | Reduced |
| Waddell & Associates, LLC | 1,548 | $965.2K | 0.05% | −181−10.5% | Reduced |
| Tiaa-Cref Individual & Institutional Services, LLC | 1,548 | $965.2K | 0.00% | +238+18.2% | Added |
| Crossmark Global Holdings, Inc. | 1,528 | $952.8K | 0.01% | +286+23.0% | Added |
| Moss Adams Wealth Advisors LLC | 1,513 | $943.4K | 0.06% | +16+1.1% | Added |
| Acorn Financial Advisory Services Inc | 1,502 | $936.6K | 0.12% | −1−0.1% | Reduced |
| Fairfield, Bush & Co. | 1,496 | $933.0K | 0.46% | −36−2.3% | Reduced |
| Baader Bank INC | 1,488 | $927.8K | 0.08% | −5,323−78.2% | Reduced |
| Empirical Finance, LLC | 1,482 | $924.1K | 0.04% | −19−1.3% | Reduced |
| Opal Capital LLC | 1,480 | $922.8K | 0.16% | +1,480 | New |
| Nilsine Partners, LLC | 1,469 | $916.0K | 0.06% | −2−0.1% | Reduced |
| Dakota Wealth Management | 1,466 | $914.1K | 0.02% | −681−31.7% | Reduced |
| Quantbot Technologies LP | 1,460 | $910.4K | 0.04% | +1,460 | New |
| Atlantic Edge Private Wealth Management, LLC | 1,449 | $903.5K | 0.19% | −25−1.7% | Reduced |
| Central Trust Co | 1,444 | $900.4K | 0.02% | +369+34.3% | Added |
| Legacy Financial Advisors, Inc. | 1,438 | $896.8K | 0.11% | −114−7.3% | Reduced |
| Analyst IMS Investment Management Services Ltd. | 1,425 | $889.0K | 0.02% | 00.0% | Unchanged |
| Delta Financial Advisors LLC | 1,413 | $881.1K | 0.21% | −31−2.1% | Reduced |
| Central Pacific Bank - Trust Division | 1,412 | $880.4K | 0.09% | +185+15.1% | Added |
| Baker Tilly Wealth Management, LLC | 1,410 | $879.3K | 0.19% | +46+3.4% | Added |
| Generali Investments Towarzystwo Funduszy Inwestycyjnych | 1,400 | $873.0K | 0.35% | 00.0% | Unchanged |
| Wedmont Private Capital | 1,310 | $870.6K | 0.02% | +112+9.3% | Added |
| Coldstream Capital Management Inc | 1,384 | $863.0K | 0.01% | −490−26.1% | Reduced |
| Ashton Thomas Securities, LLC | 1,369 | $849.9K | 0.13% | +110+8.7% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 1,358 | $846.8K | 0.02% | −41−2.9% | Reduced |
| Mission Wealth Management, LP | 1,357 | $846.4K | 0.01% | +810+148.1% | Added |
| Copeland Capital Management, LLC | 1,356 | $845.5K | 0.02% | −93−6.4% | Reduced |
| Greenleaf Trust | 1,353 | $843.6K | 0.01% | −132−8.9% | Reduced |
| IFP Advisors, Inc | 1,352 | $843.0K | 0.02% | −116−7.9% | Reduced |
| Caerus Investment Advisors, LLC | 1,349 | $841.2K | 0.28% | −317−19.0% | Reduced |
| Bokf, NA | 1,346 | $839.3K | 0.01% | −5−0.4% | Reduced |
| Blue Chip Partners, Inc. | 1,341 | $836.5K | 0.05% | +312+30.3% | Added |
| Magnetar Financial LLC | 1,340 | $835.5K | 0.01% | +210+18.6% | Added |
| Keynote Financial Services LLC | 1,339 | $834.9K | 0.39% | +201+17.7% | Added |
| Employees Retirement System of Texas | 1,324 | $826.0K | 0.01% | 00.0% | Unchanged |
| Meeder Advisory Services, Inc. | 1,311 | $817.5K | 0.03% | −60−4.4% | Reduced |
| Everence Capital Management Inc | 1,310 | $817.0K | 0.04% | −942−41.8% | Reduced |
| EP Wealth Advisors, LLC | 1,301 | $811.4K | 0.00% | −143−9.9% | Reduced |
| Sheets Smith Wealth Management | 1,300 | $810.6K | 0.08% | +1+0.1% | Added |
| Diversify Advisory Services, LLC | 1,211 | $808.2K | 0.01% | +1,211 | New |
| Diversify Wealth Management, LLC | 1,211 | $808.2K | 0.01% | +1,211 | New |
| Skba Capital Management LLC | 1,295 | $807.5K | 0.13% | 00.0% | Unchanged |
| Valeo Financial Advisors, LLC | 1,289 | $803.6K | 0.02% | −7−0.5% | Reduced |