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, Q4 2023
Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 2023. 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
- 1,274
- +117 vs. Q3 2023
- Shares held
- 91.5M
- +429.2K (+0.5%) vs. Q3 2023
- Total value
- $80.3B
- +$5.38B (+7.2%) vs. Q3 2023
- New holders
- 186
- 441 more added
- Sold out
- 69
- 442 more reduced
23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Meiji Yasuda Life Insurance Co | 2,976 | $2.61M | 0.06% | +628+26.7% | Added |
| Fayez Sarofim & Co | 2,749 | $2.62M | 0.01% | +74+2.8% | Added |
| Stiles Financial Services Inc | 3,033 | $2.66M | 1.21% | +334+12.4% | Added |
| Glenview Trust Co | 3,049 | $2.68M | 0.07% | −38−1.2% | Reduced |
| Old Second National Bank of Aurora | 3,051 | $2.68M | 0.74% | −14−0.5% | Reduced |
| Quantinno Capital Management LP | 3,053 | $2.68M | 0.09% | −213−6.5% | Reduced |
| First Foundation Advisors | 3,059 | $2.69M | 0.12% | −169−5.2% | Reduced |
| Amica Mutual Insurance Co | 3,068 | $2.69M | 0.29% | 00.0% | Unchanged |
| Cary Street Partner Investment Advisory LLC | 3,088 | $2.71M | 0.13% | +427+16.0% | Added |
| GAM Holding AG | 3,118 | $2.74M | 0.20% | −5−0.2% | Reduced |
| Gotham Asset Management, LLC | 3,149 | $2.77M | 0.05% | −98−3.0% | Reduced |
| First Hawaiian Bank | 3,159 | $2.77M | 0.09% | −709−18.3% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 3,185 | $2.80M | 0.26% | +3,185 | New |
| Procyon Private Wealth Partners, LLC | 3,205 | $2.81M | 0.24% | +174+5.7% | Added |
| Federated Hermes, Inc. | 3,214 | $2.82M | 0.01% | +418+14.9% | Added |
| Ameliora Wealth Management Ltd. | 3,264 | $2.87M | 1.42% | +111+3.5% | Added |
| Veriti Management LLC | 3,284 | $2.88M | 0.26% | +61+1.9% | Added |
| BKD Wealth Advisors, LLC | 3,288 | $2.89M | 0.08% | −161−4.7% | Reduced |
| Joel Isaacson & Co., LLC | 3,297 | $2.90M | 0.18% | +31+0.9% | Added |
| United Capital Financial Advisers, LLC | 3,331 | $2.93M | 0.02% | −1,106−24.9% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 3,391 | $2.98M | 0.08% | +22+0.7% | Added |
| Balentine LLC | 3,399 | $2.99M | 0.10% | +97+2.9% | Added |
| Point72 Middle East FZE | 3,440 | $3.02M | 0.21% | +2,612+315.5% | Added |
| Pine Valley Investments Ltd Liability Co | 3,449 | $3.03M | 0.25% | +536+18.4% | Added |
| Sterling Investment Advisors, Ltd. | 3,467 | $3.05M | 0.95% | −70−2.0% | Reduced |
| Banque Cantonale Vaudoise | 3,496 | $3.07M | 0.13% | −402−10.3% | Reduced |
| Aware Super Pty Ltd as trustee of Aware Super | 3,995 | $3.08M | 0.04% | +3,995 | New |
| Ostrum Asset Management | 3,602 | $3.16M | 0.27% | +842+30.5% | Added |
| B. Metzler seel. Sohn & Co. AG | 3,610 | $3.17M | 0.04% | −2,368−39.6% | Reduced |
| Cozad Asset Management Inc | 3,641 | $3.20M | 0.37% | −170−4.5% | Reduced |
| Prentiss Smith & Co Inc | 3,656 | $3.21M | 2.39% | −1,779−32.7% | Reduced |
| Harbor Investment Advisory, LLC | 3,673 | $3.23M | 0.37% | +50+1.4% | Added |
| Vinva Investment Management Ltd | 3,698 | $3.26M | 0.23% | +530+16.7% | Added |
| GTS Securities LLC | 3,738 | $3.28M | 0.07% | +3,143+528.2% | Added |
| Everence Capital Management Inc | 3,741 | $3.29M | 0.23% | +70+1.9% | Added |
| Fulton Bank, N.A. | 3,753 | $3.30M | 0.15% | −205−5.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 3,755 | $3.30M | 0.00% | +86+2.3% | Added |
| Cetera Investment Advisers | 3,798 | $3.34M | 0.03% | +118+3.2% | Added |
| Kentucky Retirement Systems Insurance Trust Fund | 3,817 | $3.35M | 0.24% | +28+0.7% | Added |
| Sectoral Asset Management Inc | 3,835 | $3.37M | 1.45% | +115+3.1% | Added |
| Alaska Permanent Fund Corp | 3,846 | $3.38M | 0.06% | +1,641+74.4% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 3,897 | $3.42M | 0.15% | −56−1.4% | Reduced |
| Richard Bernstein Advisors LLC | 3,901 | $3.43M | 0.08% | +421+12.1% | Added |
| AE Wealth Management LLC | 3,668 | $3.45M | 0.02% | +2,450+201.1% | Added |
| Signet Financial Management, LLC | 3,942 | $3.46M | 0.52% | −10.0% | Reduced |
| HealthInvest Partners AB | 3,979 | $3.49M | 2.74% | +3,979 | New |
| Twin Capital Management Inc | 4,001 | $3.51M | 0.46% | −94−2.3% | Reduced |
| XR Securities LLC | 4,007 | $3.52M | 1.11% | +3,584+847.3% | Added |
| Simplify Asset Management Inc. | 4,008 | $3.52M | 0.55% | −294−6.8% | Reduced |
| Brown Advisory Inc | 4,010 | $3.52M | 0.00% | −69−1.7% | Reduced |
| Massmutual Trust Co FSB | 4,013 | $3.52M | 0.12% | 00.0% | Unchanged |
| Apexium Financial, LP | 4,031 | $3.54M | 0.25% | +4,031 | New |
| Woodstock Corp | 4,052 | $3.56M | 0.41% | +137+3.5% | Added |
| Smithbridge Asset Management Inc | 4,072 | $3.58M | 0.81% | −12−0.3% | Reduced |
| Wunderlich Capital Managemnt | 4,083 | $3.59M | 1.61% | −137−3.2% | Reduced |
| Morgens Waterfall Vintiadis & Co Inc | 4,100 | $3.60M | 2.79% | +2,600+173.3% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 4,114 | $3.61M | 0.01% | −156−3.7% | Reduced |
| Hussman Strategic Advisors, Inc. | 4,200 | $3.69M | 0.84% | 00.0% | Unchanged |
| E. Ohman J:or Asset Management AB | 4,200 | $3.69M | 0.14% | +4,200 | New |
| TD Waterhouse Canada Inc. | 3,928 | $3.70M | 0.03% | −670−14.6% | Reduced |
| Toroso Investments, LLC | 4,244 | $3.73M | 0.09% | +122+3.0% | Added |
| Meyer Handelman Co | 4,265 | $3.75M | 0.15% | +30+0.7% | Added |
| Ameritas Investment Partners, Inc. | 4,297 | $3.77M | 0.14% | +111+2.7% | Added |
| Lifeworks Advisors, LLC | 4,314 | $3.79M | 1.31% | −202−4.5% | Reduced |
| Metropolitan Life Insurance Co | 4,361 | $3.83M | 0.18% | −56−1.3% | Reduced |
| Chartwell Investment Partners, LLC | 4,393 | $3.86M | 0.14% | +1,311+42.5% | Added |
| Ieq Capital, LLC | 4,439 | $3.90M | 0.06% | +990+28.7% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 4,494 | $3.95M | 0.08% | −4,978−52.6% | Reduced |
| Moody Lynn & Lieberson, LLC | 4,520 | $3.97M | 0.30% | +4,253+1,592.9% | Added |
| Cavalier Investments, LLC | 4,532 | $3.98M | 1.47% | +96+2.2% | Added |
| TownSquare Capital, LLC | 4,533 | $3.98M | 0.07% | −2,169−32.4% | Reduced |
| Morse Asset Management, Inc | 4,537 | $3.98M | 1.17% | +430+10.5% | Added |
| Augustine Asset Management Inc | 4,546 | $3.99M | 1.77% | +214+4.9% | Added |
| Seven Eight Capital, LP | 4,557 | $4.00M | 0.46% | +3,582+367.4% | Added |
| Tobam | 4,564 | $4.01M | 0.35% | −730−13.8% | Reduced |
| LMCG Investments, LLC | 4,632 | $4.07M | 0.25% | −14−0.3% | Reduced |
| Tredje AP-fonden | 4,638 | $4.07M | 0.05% | −43,469−90.4% | Reduced |
| Advisory Services Network, LLC | 4,694 | $4.12M | 0.10% | +298+6.8% | Added |
| Norinchukin Bank, The | 4,707 | $4.13M | 0.10% | −668−12.4% | Reduced |
| AIA Group Ltd | 4,722 | $4.15M | 0.17% | +565+13.6% | Added |
| Prudential PLC | 4,754 | $4.18M | 0.04% | −16−0.3% | Reduced |
| Verition Fund Management LLC | 4,781 | $4.20M | 0.04% | +4,781 | New |
| Hudson Capital Management LLC | 4,783 | $4.20M | 1.52% | −32−0.7% | Reduced |
| Vontobel Holding Ltd. | 4,815 | $4.23M | 0.04% | −3,855−44.5% | Reduced |
| Winton Group Ltd | 4,880 | $4.29M | 0.31% | −1,040−17.6% | Reduced |
| Private Advisor Group, LLC | 4,884 | $4.29M | 0.03% | −58−1.2% | Reduced |
| Gilman Hill Asset Management, LLC | 4,907 | $4.31M | 0.81% | −187−3.7% | Reduced |
| Evergreen Capital Management LLC | 4,931 | $4.33M | 0.18% | −92−1.8% | Reduced |
| GWM Advisors LLC | 4,725 | $4.33M | 0.04% | +2,179+85.6% | Added |
| Nomura Holdings Inc | 4,937 | $4.34M | 0.04% | +4,937 | New |
| Kestra Advisory Services, LLC | 4,938 | $4.34M | 0.04% | +664+15.5% | Added |
| US Bancorp | 4,941 | $4.34M | 0.01% | +310+6.7% | Added |
| Exchange Traded Concepts, LLC | 4,954 | $4.35M | 0.12% | +1,221+32.7% | Added |
| Strategic Blueprint, LLC | 5,032 | $4.42M | 0.36% | +106+2.2% | Added |
| Cornerstone Wealth Group, LLC | 5,071 | $4.45M | 0.64% | −111−2.1% | Reduced |
| Kempen Capital Management N.V. | 5,107 | $4.49M | 0.06% | +272+5.6% | Added |
| Ossiam | 5,127 | $4.50M | 0.07% | +1,322+34.7% | Added |
| Sanibel Captiva Trust Company, Inc. | 5,138 | $4.51M | 0.17% | +5,138 | New |
| Credit Agricole S A | 5,184 | $4.55M | 0.09% | +1,289+33.1% | Added |
| Metis Global Partners, LLC | 5,226 | $4.59M | 0.18% | −244−4.5% | Reduced |