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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 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 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 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
1,168
−20 vs. Q1 2023
Shares held
92.6M
−6.46M (−6.5%) vs. Q1 2023
Total value
$66.2B
−$9.92B (−13.0%) vs. Q1 2023
New holders
88
400 more added
Sold out
108
467 more reduced

8 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2023: 1,168 institutions
Q1 2021: 926 institutionsQ2 2021: 975 institutionsQ3 2021: 1,022 institutionsQ4 2021: 1,081 institutionsQ1 2022: 1,097 institutionsQ2 2022: 1,066 institutionsQ3 2022: 1,081 institutionsQ4 2022: 1,161 institutionsQ1 2023: 1,196 institutionsQ2 2023: 1,168 institutionsQ3 2023: 1,180 institutionsQ4 2023: 1,274 institutionsQ1 2024: 1,313 institutionsQ2 2024: 1,335 institutionsQ3 2024: 1,393 institutionsQ4 2024: 1,320 institutionsQ1 2025: 1,290 institutionsQ2 2025: 1,201 institutionsQ3 2025: 1,243 institutionsQ4 2025: 1,387 institutionsQ1 2026: 1,401 institutionsQ2 2026: 1,342 institutions
Value heldQ2 2023: $66.2B
Q1 2021: $42.3BQ2 2021: $49.6BQ3 2021: $54.5BQ4 2021: $56.9BQ1 2022: $64.5BQ2 2022: $55.0BQ3 2022: $64.0BQ4 2022: $66.9BQ1 2023: $76.1BQ2 2023: $66.2BQ3 2023: $75.1BQ4 2023: $80.3BQ1 2024: $89.3BQ2 2024: $98.9BQ3 2024: $97.5BQ4 2024: $66.6BQ1 2025: $59.0BQ2 2025: $46.9BQ3 2025: $49.0BQ4 2025: $70.7BQ1 2026: $69.8BQ2 2026: $57.1B
Institutions holding REGN and their total value by quarter
QuarterHoldersValue
Q2 20261,342$57.1B
Q1 20261,401$69.8B
Q4 20251,387$70.7B
Q3 20251,243$49.0B
Q2 20251,201$46.9B
Q1 20251,290$59.0B
Q4 20241,320$66.6B
Q3 20241,393$97.5B
Q2 20241,335$98.9B
Q1 20241,313$89.3B
Q4 20231,274$80.3B
Q3 20231,180$75.1B
Q2 20231,168$66.2B
Q1 20231,196$76.1B
Q4 20221,161$66.9B
Q3 20221,081$64.0B
Q2 20221,066$55.0B
Q1 20221,097$64.5B
Q4 20211,081$56.9B
Q3 20211,022$54.5B
Q2 2021975$49.6B
Q1 2021926$42.3B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2023.

Institutions holding REGN in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Central Bank & Trust Co1,574$1.13M0.19%−33−2.1%Reduced
Synovus Financial Corp1,594$1.15M0.01%−91−5.4%Reduced
Lattice Capital Management, LLC1,600$1.15M2.00%00.0%Unchanged
Acorn Financial Advisory Services Inc1,600$1.15M0.20%+1,600New
Eqis Capital Management, Inc.1,615$1.16M0.13%−501−23.7%Reduced
Arjuna Capital1,621$1.16M0.41%+81+5.3%Added
Innovis Asset Management LLC1,628$1.17M0.43%−15−0.9%Reduced
Intrust Bank NA1,648$1.18M0.14%+8+0.5%Added
Nomura Holdings Inc1,669$1.20M0.01%+1,095+190.8%Added
Intellectus Partners, LLC1,677$1.20M0.36%−200−10.7%Reduced
Cypress Capital Group1,710$1.23M0.18%+59+3.6%Added
E Fund Management Co., Ltd.1,720$1.24M0.10%−85−4.7%Reduced
Northeast Financial Consultants Inc1,731$1.24M0.08%00.0%Unchanged
Williams Jones Wealth Management, LLC.1,736$1.25M0.02%00.0%Unchanged
Tealwood Asset Management Inc1,741$1.25M0.61%−8−0.5%Reduced
Northern Oak Wealth Management Inc1,751$1.26M0.15%−197−10.1%Reduced
Meiji Yasuda Life Insurance Co1,755$1.26M0.03%+19+1.1%Added
Corton Capital Inc.1,757$1.26M0.59%+1,020+138.4%Added
Great Lakes Advisors, LLC1,759$1.26M0.01%−30−1.7%Reduced
Nwam LLC1,766$1.27M0.10%+141+8.7%Added
Western Financial Corp1,778$1.28M0.87%+14+0.8%Added
Compagnie Lombard Odier SCmA1,780$1.28M0.04%00.0%Unchanged
Atria Wealth Solutions, Inc.1,781$1.28M0.02%−298−14.3%Reduced
Blair William & Co1,785$1.28M0.00%−183−9.3%Reduced
Harbor Capital Advisors, Inc.1,805$1.30M0.26%00.0%Unchanged
Fairfield, Bush & Co.1,820$1.31M0.36%+95+5.5%Added
UniSuper Management Pty Ltd1,834$1.32M0.01%+1,834New
Handelsinvest Investeringsforvaltning1,854$1.33M0.26%−1,346−42.1%Reduced
Ergoteles LLC1,869$1.34M0.06%+1,869New
Greenleaf Trust1,872$1.35M0.01%−157−7.7%Reduced
Oak Asset Management, LLC1,885$1.35M0.56%00.0%Unchanged
AlphaMark Advisors, LLC1,891$1.36M0.63%−424−18.3%Reduced
Signaturefd, LLC1,916$1.38M0.04%−71−3.6%Reduced
Pine Valley Investments Ltd Liability Co1,921$1.38M0.14%+53+2.8%Added
TD Waterhouse Canada Inc.1,889$1.38M0.01%+75+4.1%Added
Texas Yale Capital Corp.1,924$1.38M0.07%00.0%Unchanged
Stiles Financial Services Inc1,946$1.40M0.69%+571+41.5%Added
Bradley Foster & Sargent Inc1,961$1.41M0.03%00.0%Unchanged
Ontario Teachers Pension Plan Board1,963$1.41M0.01%−677−25.6%Reduced
Argent Trust Co1,976$1.42M0.08%+457+30.1%Added
FDx Advisors, Inc.1,985$1.43M0.08%+586+41.9%Added
Empirical Finance, LLC1,991$1.43M0.11%−673−25.3%Reduced
Garnet Equity Capital Holdings, Inc.2,000$1.44M1.53%00.0%Unchanged
FinTrust Capital Advisors, LLC2,019$1.45M0.35%+250+14.1%Added
Freedom Day Solutions, LLC2,061$1.48M0.66%−91−4.2%Reduced
Leonteq Securities AG2,070$1.49M0.15%+525+34.0%Added
Heritage Trust Co2,086$1.50M0.22%+2+0.1%Added
Meiji Yasuda Asset Management Co Ltd.2,091$1.50M0.08%+5+0.2%Added
Sound View Wealth Advisors Group, LLC2,107$1.51M0.20%+34+1.6%Added
Lido Advisors, LLC2,109$1.52M0.02%+695+49.2%Added
Sculati Wealth Management, LLC2,144$1.54M0.78%−42−1.9%Reduced
Tokio Marine Asset Management Co Ltd2,153$1.55M0.10%+98+4.8%Added
Veritable, L.P.2,178$1.56M0.03%−103−4.5%Reduced
Graypoint LLC2,195$1.58M0.16%−225−9.3%Reduced
Cary Street Partner Investment Advisory LLC2,211$1.59M0.10%+1,959+777.4%Added
1832 Asset Management L.P.2,215$1.59M0.00%−6,679−75.1%Reduced
Y-Intercept (Hong Kong) Ltd2,221$1.60M0.17%+2,221New
Desjardins Global Asset Management Inc.2,226$1.60M0.18%−520−18.9%Reduced
Sumitomo Life Insurance Co2,249$1.62M0.07%−193−7.9%Reduced
Clear Harbor Asset Management, LLC2,259$1.62M0.16%+11+0.5%Added
Arrowstreet Capital, Limited Partnership2,262$1.63M0.00%+2,262New
Shikiar Asset Management Inc2,266$1.63M0.52%−57−2.5%Reduced
Asio Capital, LLC2,270$1.63M0.40%+27+1.2%Added
Cascade Investment Advisors, Inc.2,275$1.63M1.22%+16+0.7%Added
Busey Wealth Management2,300$1.65M0.07%−52−2.2%Reduced
Cyrus J. Lawrence, LLC2,308$1.66M0.48%00.0%Unchanged
Peapack Gladstone Financial Corp2,349$1.69M0.03%+20+0.9%Added
Cavalier Investments, LLC2,352$1.69M0.62%+2,352New
Cetera Advisors LLC2,362$1.70M0.03%+175+8.0%Added
Wade G W & Inc2,366$1.70M0.06%+13+0.6%Added
Banque Pictet & Cie SA2,389$1.72M0.02%−1,494−38.5%Reduced
Cetera Advisor Networks LLC2,402$1.73M0.01%−329−12.0%Reduced
Quantinno Capital Management LP2,409$1.73M0.10%−68−2.7%Reduced
Steward Partners Investment Advisory, LLC2,427$1.74M0.03%−285−10.5%Reduced
Decatur Capital Management, Inc.2,439$1.75M1.20%−34−1.4%Reduced
Ameliora Wealth Management Ltd.2,450$1.76M1.09%−114−4.4%Reduced
Laffer Tengler Investments2,454$1.76M0.47%−52−2.1%Reduced
MML Investors Services, LLC2,504$1.80M0.01%+349+16.2%Added
Balboa Wealth Partners2,510$1.80M0.63%−205−7.6%Reduced
Mezzasalma Advisors, LLC2,510$1.80M1.09%+10+0.4%Added
Twin Tree Management, LP2,532$1.82M0.04%−31,504−92.6%Reduced
Atlas Private Wealth Advisors2,558$1.84M0.37%+1,850+261.3%Added
CWM, LLC2,565$1.84M0.01%−115−4.3%Reduced
Balyasny Asset Management LLC2,593$1.86M0.01%+2,593New
Bridgeway Capital Management, LLC2,600$1.87M0.04%00.0%Unchanged
Tiaa, FSB2,613$1.88M0.01%−219−7.7%Reduced
Federated Hermes, Inc.2,636$1.89M0.00%+335+14.6%Added
Plimoth Trust Co LLC2,644$1.90M0.57%−19−0.7%Reduced
Wetherby Asset Management Inc2,644$1.90M0.10%−109−4.0%Reduced
Colony Group LLC2,659$1.91M0.03%−1,354−33.7%Reduced
Fayez Sarofim & Co2,675$1.92M0.01%00.0%Unchanged
GYL Financial Synergies, LLC2,676$1.92M0.18%+2,676New
Hudson Canyon Capital Management2,683$1.93M1.52%−84−3.0%Reduced
McAdam, LLC2,684$1.93M0.16%+17+0.6%Added
EHP Funds Inc.2,700$1.94M0.55%−1,800−40.0%Reduced
Central Trust Co2,700$1.94M0.05%−981−26.7%Reduced
USA Financial Portformulas Corp2,712$1.95M2.99%−1,276−32.0%Reduced
BDO Wealth Advisors, LLC2,816$2.02M0.23%+28+1.0%Added
Madison Wealth Management2,822$2.03M0.41%00.0%Unchanged
Bessemer Group Inc2,839$2.04M0.00%+293+11.5%Added