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, Q1 2026
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 31, 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
- 1,401
- +38 vs. Q4 2025
- Shares held
- 90.5M
- +9.56M (+11.8%) vs. Q4 2025
- Total value
- $69.8B
- +$7.27B (+11.6%) vs. Q4 2025
- New holders
- 138
- 578 more added
- Sold out
- 100
- 461 more reduced
24 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Private Wealth Partners, LLC | 2,095 | $1.62M | 0.12% | −175−7.7% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 2,104 | $1.63M | 0.01% | −32−1.5% | Reduced |
| Kendall Capital Management | 2,116 | $1.63M | 0.33% | −9−0.4% | Reduced |
| IMA Wealth, Inc. | 2,132 | $1.65M | 0.16% | −16−0.7% | Reduced |
| Perpetual Ltd | 2,145 | $1.66M | 0.03% | 00.0% | Unchanged |
| Dakota Wealth Management | 2,147 | $1.66M | 0.04% | −979−31.3% | Reduced |
| Generali Investments CEE, investicni spolecnost, a.s. | 2,170 | $1.68M | 0.09% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 2,175 | $1.68M | 0.00% | −260,352−99.2% | Reduced |
| Savvy Advisors, Inc. | 2,181 | $1.69M | 0.05% | −21−1.0% | Reduced |
| Gabelli Funds LLC | 2,197 | $1.70M | 0.01% | +358+19.5% | Added |
| Belpointe Asset Management LLC | 2,213 | $1.71M | 0.06% | −35−1.6% | Reduced |
| Fulton Bank, N.A. | 2,240 | $1.73M | 0.06% | −65−2.8% | Reduced |
| Everence Capital Management Inc | 2,252 | $1.74M | 0.11% | +490+27.8% | Added |
| Catalytic Wealth RIA, LLC | 2,297 | $1.77M | 0.07% | +1,921+510.9% | Added |
| Gibbs Wealth Management | 2,306 | $1.78M | 0.23% | +1,765+326.2% | Added |
| Kentucky Retirement Systems | 6,484 | $1.78M | 0.13% | −64−1.0% | Reduced |
| Palouse Capital Management, Inc. | 2,334 | $1.80M | 1.19% | −119−4.9% | Reduced |
| GeoWealth Management, LLC | 2,338 | $1.81M | 0.07% | +2,338 | New |
| Tealwood Asset Management Inc | 2,342 | $1.81M | 0.82% | +13+0.6% | Added |
| Central Bank & Trust Co | 2,349 | $1.81M | 0.29% | −86−3.5% | Reduced |
| Krilogy Financial LLC | 2,443 | $1.82M | 0.06% | −33−1.3% | Reduced |
| Rehmann Capital Advisory Group | 2,393 | $1.85M | 0.10% | +22+0.9% | Added |
| Oppenheimer Asset Management Inc. | 2,405 | $1.86M | 0.02% | +9+0.4% | Added |
| Pinnacle Wealth Management Advisory Group, LLC | 2,415 | $1.87M | 0.13% | +178+8.0% | Added |
| Philadelphia Trust Co | 2,415 | $1.87M | 0.13% | 00.0% | Unchanged |
| Sound View Wealth Advisors Group, LLC | 2,445 | $1.89M | 0.13% | +14+0.6% | Added |
| Fayez Sarofim & Co | 2,460 | $1.90M | 0.00% | −15−0.6% | Reduced |
| Fifth Third Wealth Advisors LLC | 2,470 | $1.91M | 0.06% | +820+49.7% | Added |
| Harbor Investment Advisory, LLC | 2,482 | $1.92M | 0.15% | −17−0.7% | Reduced |
| Mezzasalma Advisors, LLC | 2,500 | $1.93M | 0.49% | 00.0% | Unchanged |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 2,502 | $1.93M | 2.81% | +964+62.7% | Added |
| Diversified Trust Co | 2,504 | $1.93M | 0.04% | −955−27.6% | Reduced |
| GAMMA Investing LLC | 2,507 | $1.94M | 0.09% | +326+14.9% | Added |
| Cresset Asset Management, LLC | 2,537 | $1.96M | 0.01% | −318−11.1% | Reduced |
| Bluebird Wealth Management LLC | 2,574 | $1.99M | 2.04% | +12+0.5% | Added |
| Canada Post Corp Registered Pension Plan | 2,575 | $1.99M | 0.08% | 00.0% | Unchanged |
| Meyer Handelman Co | 2,581 | $1.99M | 0.06% | −297−10.3% | Reduced |
| Wahed Invest LLC | 2,588 | $2.00M | 0.26% | −80−3.0% | Reduced |
| Shufro Rose & Co LLC | 2,598 | $2.01M | 0.14% | −37−1.4% | Reduced |
| Laird Norton Trust Company, LLC | 2,635 | $2.04M | 0.04% | −103−3.8% | Reduced |
| Heritage Trust Co | 2,656 | $2.05M | 0.21% | +77+3.0% | Added |
| La Banque Postale Asset Management SA | 2,657 | $2.05M | 0.03% | −3,326−55.6% | Reduced |
| Pallas Capital Advisors LLC | 2,680 | $2.07M | 0.08% | −542−16.8% | Reduced |
| Morningstar Investment Management LLC | 2,705 | $2.09M | 0.13% | −550−16.9% | Reduced |
| Intellectus Partners, LLC | 2,715 | $2.10M | 0.43% | 00.0% | Unchanged |
| MASTERINVEST Kapitalanlage GmbH | 2,737 | $2.11M | 0.22% | −439−13.8% | Reduced |
| Securian Asset Management, Inc | 2,741 | $2.12M | 0.08% | 00.0% | Unchanged |
| Kentucky Retirement Systems Insurance Trust Fund | 2,745 | $2.12M | 0.14% | 00.0% | Unchanged |
| Entropy Technologies, LP | 2,753 | $2.13M | 0.10% | +1,747+173.7% | Added |
| Hudson Canyon Capital Management | 2,759 | $2.13M | 1.30% | −15−0.5% | Reduced |
| CAPROCK Group, Inc. | 2,768 | $2.14M | 0.05% | −133−4.6% | Reduced |
| MUFG Securities Americas Inc. | 2,789 | $2.15M | 0.14% | +74+2.7% | Added |
| Peapack Gladstone Financial Corp | 2,822 | $2.18M | 0.03% | −9−0.3% | Reduced |
| E. Ohman J:or Asset Management AB | 2,840 | $2.19M | 0.06% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 2,864 | $2.21M | 0.06% | +180+6.7% | Added |
| Element Squared LLC | 2,936 | $2.27M | 1.28% | +2,936 | New |
| Capital Group Investment Management Pte. Ltd. | 2,938 | $2.27M | 0.39% | +71+2.5% | Added |
| North Dakota State Investment Board | 2,940 | $2.27M | 0.10% | −639−17.9% | Reduced |
| United Capital Financial Advisers, LLC | 2,940 | $2.27M | 0.01% | −42−1.4% | Reduced |
| PEAK6 LLC | 2,955 | $2.28M | 0.07% | +2,952+98,400.0% | Added |
| Boothbay Fund Management, LLC | 2,972 | $2.30M | 0.05% | +2,972 | New |
| Allworth Financial LP | 2,991 | $2.31M | 0.01% | +808+37.0% | Added |
| Gator Capital Management, LLC | 3,000 | $2.32M | 0.49% | −282−8.6% | Reduced |
| American Assets Investment Management, LLC | 3,000 | $2.32M | 0.16% | 00.0% | Unchanged |
| Triglav Skladi, D.O.O. | 3,000 | $2.32M | 0.16% | 00.0% | Unchanged |
| Militia Capital Management LLC | 3,000 | $2.32M | 0.52% | +3,000 | New |
| Intact Investment Management Inc. | 3,010 | $2.33M | 0.07% | −30−1.0% | Reduced |
| Quantitative Investment Management, LLC | 3,014 | $2.33M | 0.24% | +3,014 | New |
| Greenfield Seitz Capital Management, LLC | 3,014 | $2.33M | 0.70% | +51+1.7% | Added |
| Summit Trail Advisors, LLC | 3,017 | $2.33M | 0.03% | +483+19.1% | Added |
| BKD Wealth Advisors, LLC | 3,042 | $2.35M | 0.04% | −138−4.3% | Reduced |
| First Foundation Advisors | 3,051 | $2.36M | 0.09% | +2+0.1% | Added |
| Joel Isaacson & Co., LLC | 3,067 | $2.37M | 0.08% | −6−0.2% | Reduced |
| Advisors Asset Management, Inc. | 3,085 | $2.38M | 0.04% | −185−5.7% | Reduced |
| Moody Lynn & Lieberson, LLC | 3,109 | $2.40M | 0.13% | −241−7.2% | Reduced |
| Sterling Investment Advisors, Ltd. | 3,122 | $2.41M | 0.44% | −230−6.9% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 3,143 | $2.43M | 0.12% | +1,390+79.3% | Added |
| TD Waterhouse Canada Inc. | 3,133 | $2.44M | 0.01% | −3,723−54.3% | Reduced |
| Financiere des Professionnels - Fonds d,investissement inc. | 3,171 | $2.45M | 0.14% | 00.0% | Unchanged |
| Sequoia Financial Advisors, LLC | 3,189 | $2.46M | 0.01% | +240+8.1% | Added |
| Monarch Capital Management Inc | 3,205 | $2.48M | 0.61% | +86+2.8% | Added |
| Sectoral Asset Management Inc | 2,919 | $2.48M | 2.06% | −796−21.4% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 3,226 | $2.49M | 0.04% | +6+0.2% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 3,239 | $2.50M | 0.03% | −2,968−47.8% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 3,252 | $2.51M | 0.02% | −37−1.1% | Reduced |
| Brown Advisory Inc | 3,264 | $2.52M | 0.00% | −186−5.4% | Reduced |
| Bailard, Inc. | 3,378 | $2.61M | 0.06% | +4+0.1% | Added |
| Johnson Financial Group, Inc. | 3,418 | $2.64M | 0.10% | +201+6.2% | Added |
| HB Wealth Management, LLC | 3,436 | $2.66M | 0.02% | +1,009+41.6% | Added |
| Vident Advisory, LLC | 3,449 | $2.66M | 0.02% | +781+29.3% | Added |
| Murphy Pohlad Asset Management LLC | 3,508 | $2.71M | 0.97% | 00.0% | Unchanged |
| Plato Investment Management Ltd | 3,519 | $2.72M | 0.18% | 00.0% | Unchanged |
| Lockheed Martin Investment Management Co | 3,540 | $2.74M | 0.10% | +40+1.1% | Added |
| Cache Advisors, LLC | 3,548 | $2.74M | 0.32% | 00.0% | Unchanged |
| Virtus Investment Advisers, Inc. | 3,598 | $2.78M | 0.77% | +2,677+290.7% | Added |
| Stiles Financial Services Inc | 3,650 | $2.82M | 0.86% | −361−9.0% | Reduced |
| Quadrant Capital Group LLC | 3,677 | $2.84M | 0.08% | +60+1.7% | Added |
| Sepio Capital, LP | 3,752 | $2.90M | 0.16% | −149−3.8% | Reduced |
| ExodusPoint Capital Management, LP | 3,756 | $2.90M | 0.03% | −66,024−94.6% | Reduced |
| CIBC World Markets Inc. | 3,766 | $2.91M | 0.01% | −6,096−61.8% | Reduced |