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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 4 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.

Q2 2026 vs. Q1 2026

How the institutions holding Regeneron Pharmaceuticals, Inc. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of REGN: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders1,401151,342−44
Shares90.5M297.1K91.4M+1.18M (+1.3%)
Value$69.8B$229.5M$57.1B−$12.5B (−17.9%)

15 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (125)

Institutions that held Regeneron Pharmaceuticals, Inc. at the end of Q2 2026 but not at the end of Q1 2026.

Showing the largest 100 of 125 by value.

Institutions new to REGN in Q2 2026
InstitutionSharesValue% of portfolio
Norges Bank1,172,808$731.3M0.07%
Jupiter Topco LLC144,821$90.3M0.04%
Nykredit A/S38,439$24.0M0.09%
HRT Financial LP36,092$22.5M0.04%
Aquatic Capital Management LLC32,577$20.3M0.70%
Ranmore Fund Management Ltd30,000$18.7M2.07%
Steel Peak Wealth Management LLC21,939$13.7M0.36%
SNS Financial Group, LLC19,746$12.3M0.24%
Sio Capital Management, LLC18,000$11.2M1.92%
Jump Financial, LLC16,242$10.1M0.09%
Sector Gamma AS15,780$9.84M2.13%
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund12,520$7.81M0.14%
Azimuth Capital Investment Management LLC11,696$7.29M0.25%
Headlands Technologies LLC10,545$6.58M0.70%
Contravisory Investment Management, Inc.10,147$6.33M1.12%
Campbell & CO Investment Adviser LLC9,899$6.17M0.32%
IMC-Chicago, LLC5,591$3.49M0.03%
Hussman Strategic Advisors, Inc.5,250$3.27M0.75%
Schonfeld Strategic Advisors LLC4,759$2.97M0.02%
Edgestream Partners, L.P.4,258$2.66M0.08%
Y-Intercept (Hong Kong) Ltd3,198$1.99M0.04%
Simplex Trading, LLC3,172$1.98M0.05%
Maxi Investments CY Ltd3,000$1.87M0.38%
Axq Capital, LP2,952$1.84M0.20%
Blackstone Group Inc.2,516$1.57M0.01%
FORA Capital, LLC2,147$1.34M0.09%
Blueshift Asset Management, LLC1,843$1.15M0.27%
Beech Hill Advisors, Inc.1,768$1.10M0.49%
Paradigm Asset Management Co LLC1,700$1.06M0.23%
Global Retirement Partners, LLC1,564$975.3K0.01%
Opal Capital LLC1,480$922.8K0.16%
Quantbot Technologies LP1,460$910.4K0.04%
Diversify Advisory Services, LLC1,211$808.2K0.01%
Diversify Wealth Management, LLC1,211$808.2K0.01%
Oxford Asset Management LLP1,265$788.8K0.39%
Capstone Investment Advisors, LLC1,240$773.2K0.01%
J.M. Arbour, LLC1,146$714.6K0.62%
GraniteShares Advisors LLC1,120$698.4K0.45%
Stoneridge Investment Partners LLC861$657.0K0.43%
Verdence Capital Advisors LLC954$595.0K0.03%
L2 Asset Management, LLC952$593.7K0.06%
Kepler Cheuvreux (Suisse) SA921$574.3K0.03%
Proficio Capital Partners LLC909$566.8K0.02%
R Squared Ltd902$562.4K0.30%
StoneX Group Inc.891$560.6K0.02%
Graham Capital Management, L.P.861$536.9K0.01%
Axxion S.A.830$517.5K0.04%
Bayesian Capital Management, LP808$503.8K0.32%
Algert Global LLC786$490.1K0.01%
Prelude Capital Management, LLC744$463.9K0.03%
Asahi Life Asset Management Co., Ltd.709$442.1K0.25%
Kestra Investment Management, LLC659$410.8K0.01%
J. Safra Sarasin Holding AG656$409.2K0.01%
Almanack Investment Partners, LLC.649$404.7K0.05%
Excelsior Advisor Network LLC626$390.6K0.05%
TritonPoint Partners, LLC619$386.0K0.03%
BTG Pactual Asset Management US LLC591$368.5K0.03%
Edmond de Rothschild Holding S.A.574$357.9K0.00%
Providence First Trust Co565$352.3K0.10%
Ramiah Investment Group558$347.9K0.27%
17 Capital Partners, LLC537$334.8K0.15%
Legacy Capital Group California, Inc.537$334.8K0.10%
Readystate Asset Management LP530$330.5K0.01%
BIP Wealth, LLC522$325.5K0.01%
Flower City Capital500$311.8K0.14%
Invera Wealth Advisors, LLC493$307.4K0.16%
OneAscent Family Office, LLC481$299.9K0.15%
New World Advisors LLC427$266.3K0.05%
Wealth Group, Ltd.400$249.0K0.06%
Hirtle Callaghan & Co LLC390$243.2K0.01%
Great Valley Advisor Group, Inc.379$235.9K0.00%
HBK Sorce Advisory LLC292$224.7K0.00%
Eads & Heald Wealth Management345$215.1K0.11%
Rooted Wealth Advisors, Inc.339$211.2K0.05%
GK Wealth Management LLC337$210.1K0.13%
Morgan Creek Capital Management, LLC332$207.0K0.14%
Ninety One UK Ltd267$166.5K0.00%
Custom Index Systems, LLC182$113.5K0.04%
Ameritas Advisory Services, LLC119$74.3K0.00%
State of Wyoming119$74.2K0.01%
WS Portfolio Advisory, LLC100$62.4K1.54%
Timbuktu Capital Management, LLC85$53.0K0.08%
Index Technologies Group LLC82$51.1K0.04%
Fedenia Advisers LLC75$46.8K0.01%
Continuum Advisory, LLC73$45.5K0.00%
Toews Corp70$43.6K0.01%
Compass Financial Management LLC65$40.5K0.00%
Maryland Capital Advisors Inc.65$40.5K0.01%
Aberdeen Wealth Management LLC65$40.5K0.02%
University of Texas/Texas Am Investment Managment Co59$36.8K0.00%
Allied Private Wealth LLC50$33.1K0.02%
IFG Advisory, LLC50$31.3K0.00%
Mosley Wealth Management47$29.3K0.01%
Trust Co of Vermont47$29.3K0.00%
Action Point Financial Planning, LLC46$28.7K0.00%
Silver Grove Financial Group, Inc.37$23.1K0.01%
LifeSteps Financial, Inc.36$22.4K0.01%
Allianz SE31$19.3K0.00%
Cheviot Value Management, LLC30$18.7K0.00%
West Paces Advisors Inc.25$15.6K0.00%

Sold out (169)

Institutions that held Regeneron Pharmaceuticals, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.

Showing the largest 100 of 169 by value.

Institutions that sold out of REGN in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Polar Capital Holdings Plc192,546$148.8M
Jennison Associates LLC115,199$89.0M
Capital Research Global Investors101,891$78.7M
Zurich Insurance Group Ltd99,069$76.5M
Freestone Grove Partners LP30,625$23.7M
R.P. Boggs & Co.16,778$13.0M
Picton Mahoney Asset Management15,408$11.9M
OrbiMed Advisors LLC14,700$11.4M
Vestor Capital, LLC11,655$9.01M
Simplify Asset Management Inc.10,900$8.42M
Rock Springs Capital Management LP10,100$7.80M
Cinctive Capital Management LP9,278$7.17M
Atlas Capital Advisors LLC7,758$5.99M
Citizens Business Bank6,090$4.71M
Motley Fool Wealth Management, LLC5,485$4.24M
Emerald Investment Advisers, LLC5,388$4.16M
Fisher Asset Management, LLC5,059$3.91M
Nearwater Capital Markets, Ltd5,000$3.86M
Oliver Luxxe Assets LLC4,641$3.59M
ExodusPoint Capital Management, LP3,756$2.90M
Moody Lynn & Lieberson, LLC3,109$2.40M
Intact Investment Management Inc.3,010$2.33M
Gator Capital Management, LLC3,000$2.32M
Hudson Canyon Capital Management2,759$2.13M
Arrowpoint Investment Partners (Singapore) Pte. Ltd.2,502$1.93M
Point72 Asset Management, L.P.2,175$1.68M
Monetta Financial Services Inc2,060$1.59M
Sigma Planning Corp2,012$1.55M
1832 Asset Management L.P.2,000$1.55M
Odyssean, LLC1,957$1.51M
Altfest L J & Co Inc1,930$1.49M
SummitTX Capital, L.P.1,713$1.32M
Gilbert & Cook, Inc.1,695$1.31M
Blue Jean Financial LLC1,663$1.28M
Cumberland Partners Ltd1,500$1.16M
Spartan Wealth Advisory Services LLC1,494$1.15M
Oasis Advisors, LLC1,440$1.11M
Perbak Capital Partners LLP1,205$931.0K
Evoke Wealth, LLC1,150$888.6K
Fairvoy Private Wealth, LLC1,092$843.7K
Daymark Wealth Partners, LLC943$729.0K
Beese Fulmer Investment Management, Inc.882$681.5K
GenTrust, LLC859$663.8K
American Assets Inc7,000$647.5K
Integrated Advisors Network LLC828$639.4K
Lecap Asset Management Ltd816$630.5K
Capital Performance Advisors LLP785$606.5K
DLK Investment Management, LLC765$591.1K
Jackson Creek Investment Advisors LLC748$578.0K
Redwood Wealth Management Group, LLC745$575.6K
Monetary Management Group Inc712$550.1K
Wedbush Securities Inc634$490.0K
Wick Capital Partners, LLC606$468.0K
GAM Holding AG586$452.8K
Ausdal Financial Partners, Inc.561$434.0K
Kaufman Rossin Wealth, LLC559$432.3K
Northwest & Ethical Investments L.P.561$428.2K
Jackson Square Capital, LLC527$407.2K
DRW Securities, LLC528$405.0K
Samalin Investment Counsel, LLC511$394.9K
Allegiance Financial Group Advisory Services LLC511$394.8K
Northwest Wealth Management, LLC503$388.6K
Tuttle Tactical Management492$380.1K
Lighthouse Investment Partners, LLC485$374.7K
MBL Wealth, LLC480$370.9K
Golden State Equity Partners476$367.8K
Arjuna Capital457$353.1K
Asset Allocation & Management Company, LLC423$327.0K
Drive Wealth Management, LLC420$324.6K
Symphony Financial, Ltd. Co.404$311.8K
Persistent Asset Partners Ltd400$309.1K
Lombard Odier Asset Management (USA) Corp395$305.2K
Patton Fund Management, Inc.391$302.1K
VestGen Advisors, LLC414$299.6K
LifeGoal Wealth Advisors385$299.2K
Focused Wealth Management, Inc384$296.5K
Family Wealth Partners, LLC375$289.7K
Aprio Wealth Management, LLC364$281.5K
Simon Quick Advisors, LLC347$268.1K
Americana Partners, LLC338$261.2K
Weiss Asset Management LP336$259.6K
Greenline Wealth Management LLC332$256.5K
Sapient Capital LLC325$251.1K
Stonebridge Capital Management Inc320$247.2K
Alpine Woods Capital Investors, LLC320$247.2K
Penobscot Investment Management Company, Inc.320$247.2K
BlueSky Wealth Advisors, LLC320$247.2K
Montecito Bank & Trust317$244.9K
Choate Investment Advisors316$244.2K
LGT Fund Management Co Ltd.314$242.6K
Income Insurance Ltd312$241.1K
Willner & Heller, LLC311$240.3K
Purus Wealth Management, LLC310$239.5K
Root Financial Partners, LLC309$238.7K
B&L Asset Management LLC309$238.7K
Pacific Sage Partners, LLC308$238.0K
Haverford Trust Co304$234.9K
Bell Bank301$232.6K
Berger Financial Group, Inc300$231.8K
Cornerstone Wealth Management, LLC300$231.8K

Not filed for Q2 2026 yet (15)

Institutions that held Regeneron Pharmaceuticals, Inc. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding REGN in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Janus Henderson Group PLC209,248$161.6M
CWM, LLC66,400$51.3M
Bedell Frazier Investment Counseling, LLC6,900$5.33M
Signet Financial Management, LLC3,895$3.01M
Gibbs Wealth Management2,306$1.78M
Skopos Labs, Inc.1,889$1.46M
Journey Strategic Wealth LLC1,572$1.21M
USA Financial Portformulas Corp1,457$1.13M
U.S. Capital Wealth Advisors, LLC1,432$1.11M
Charter Oak Capital Management, LLC863$666.8K
Exencial Wealth Advisors, LLC436$337.2K
DGS Capital Management, LLC415$320.6K
Millington Securities, LLC261$201.7K
Sunbelt Securities, Inc.16$12.4K
Red Tortoise LLC9$6.95K