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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, 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.

Institutional holdersQ4 2023: 1,274 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 heldQ4 2023: $80.3B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2023.

Institutions holding REGN in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Wolverine Trading, LLC2,452$2.15M0.02%−2,083−45.9%Reduced
Bessemer Group Inc2,451$2.15M0.00%−323−11.6%Reduced
Public Sector Pension Investment Board2,444$2.15M0.02%−8,990−78.6%Reduced
CWM, LLC2,438$2.14M0.01%−256−9.5%Reduced
Cetera Advisors LLC2,437$2.14M0.03%+72+3.0%Added
Cetera Advisor Networks LLC2,436$2.14M0.01%+71+3.0%Added
Gluskin Sheff & Assoc Inc2,432$2.14M0.21%−779−24.3%Reduced
Tokio Marine Asset Management Co Ltd2,420$2.13M0.12%+81+3.5%Added
Ci Investments Inc.2,401$2.11M0.01%−284−10.6%Reduced
Alberta Investment Management Corp2,400$2.11M0.02%00.0%Unchanged
CIBC Private Wealth Group, LLC2,376$2.09M0.00%+3+0.1%Added
Clear Harbor Asset Management, LLC2,366$2.08M0.20%+115+5.1%Added
Tiaa Trust, National Association2,346$2.06M0.01%+180+8.3%Added
Freedom Day Solutions, LLC2,346$2.06M0.81%+552+30.8%Added
Peapack Gladstone Financial Corp2,328$2.04M0.03%−11−0.5%Reduced
Greater Midwest Financial Group, LLC2,267$1.99M1.35%+2,267New
Tritonpoint Wealth, LLC2,258$1.98M0.19%+2,258New
1832 Asset Management L.P.2,254$1.98M0.00%+353+18.6%Added
Heritage Trust Co2,246$1.97M0.28%+118+5.5%Added
Wade G W & Inc2,229$1.96M0.06%−107−4.6%Reduced
Greenfield Seitz Capital Management, LLC2,198$1.93M0.77%+2,198New
Balboa Wealth Partners2,194$1.93M0.64%−304−12.2%Reduced
Sound View Wealth Advisors Group, LLC2,192$1.93M0.21%+10+0.5%Added
Connor, Clark & Lunn Investment Management Ltd.2,186$1.92M0.01%−480−18.0%Reduced
Argent Trust Co2,163$1.90M0.09%+96+4.6%Added
Signaturefd, LLC2,126$1.87M0.04%+54+2.6%Added
Sequoia Financial Advisors, LLC2,099$1.84M0.02%+900+75.1%Added
Graypoint LLC2,092$1.84M0.15%+47+2.3%Added
FinTrust Capital Advisors, LLC2,086$1.83M0.37%+149+7.7%Added
Fairfield, Bush & Co.2,058$1.81M1.06%+123+6.4%Added
Sumitomo Life Insurance Co2,051$1.80M0.06%+626+43.9%Added
Walleye Capital LLC2,050$1.80M0.03%+2,050New
Sculati Wealth Management, LLC2,032$1.78M0.83%00.0%Unchanged
Blair William & Co2,016$1.77M0.01%+456+29.2%Added
Busey Wealth Management1,997$1.75M0.07%+16+0.8%Added
Moody Aldrich Partners LLC1,993$1.75M0.31%−55−2.7%Reduced
Empirical Finance, LLC1,988$1.75M0.12%−2−0.1%Reduced
Capstone Wealth Management Group, LLC1,984$1.74M1.65%00.0%Unchanged
HighPoint Advisor Group LLC1,809$1.74M0.12%+1,809New
Central Trust Co1,972$1.73M0.05%−115−5.5%Reduced
Atria Wealth Solutions, Inc.1,971$1.73M0.02%+218+12.4%Added
Graham Capital Management, L.P.1,940$1.70M0.05%+1,940New
Hennion & Walsh Asset Management, Inc.1,939$1.70M0.10%+344+21.6%Added
Bradley Foster & Sargent Inc1,937$1.70M0.03%−24−1.2%Reduced
Texas Yale Capital Corp.1,934$1.70M0.08%+10+0.5%Added
Gilbert & Cook, Inc.1,907$1.67M0.24%+146+8.3%Added
Greenleaf Trust1,903$1.67M0.02%+63+3.4%Added
Bokf, NA1,875$1.65M0.03%+13+0.7%Added
Murphy Pohlad Asset Management LLC1,874$1.65M0.68%−1,115−37.3%Reduced
Oak Asset Management, LLC1,860$1.63M0.65%−25−1.3%Reduced
STF Management LP1,826$1.60M0.75%+72+4.1%Added
AlphaMark Advisors, LLC1,825$1.60M0.61%−3−0.2%Reduced
E Fund Management Co., Ltd.1,811$1.59M0.10%−22−1.2%Reduced
Harbor Capital Advisors, Inc.1,805$1.59M0.31%00.0%Unchanged
Gabelli Funds LLC1,805$1.59M0.01%+255+16.5%Added
Kestra Private Wealth Services, LLC1,772$1.56M0.04%+292+19.7%Added
Maverick Capital LtdSuperinvestorMaverick Capital1,758$1.54M0.03%+1,758New
XTX Topco Ltd1,750$1.54M0.34%+726+70.9%Added
Tealwood Asset Management Inc1,748$1.53M0.73%−25−1.4%Reduced
Wahed Invest LLC1,747$1.53M0.43%+119+7.3%Added
Northeast Financial Consultants Inc1,731$1.52M0.08%00.0%Unchanged
Williams Jones Wealth Management, LLC.1,721$1.51M0.02%−85−4.7%Reduced
Weaver Capital Management LLC1,705$1.50M0.60%+1,705New
Mutual Advisors, LLC1,695$1.49M0.05%−359−17.5%Reduced
Lido Advisors, LLC1,680$1.48M0.01%+229+15.8%Added
Western Financial Corp1,675$1.47M0.98%−81−4.6%Reduced
Intrust Bank NA1,673$1.47M0.17%+53+3.3%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,667$1.46M0.05%+196+13.3%Added
CoreCap Advisors, LLC1,664$1.46M0.09%+1,412+560.3%Added
Synovus Financial Corp1,643$1.44M0.02%−14−0.8%Reduced
Teza Capital Management LLC1,643$1.44M0.24%+1,643New
Nwam LLC1,639$1.44M0.12%−135−7.6%Reduced
Ashford Capital Management Inc1,630$1.43M0.19%+909+126.1%Added
Walleye Trading LLC1,618$1.42M0.02%+1,618New
Parametrica Management Ltd1,613$1.42M2.33%−2,330−59.1%Reduced
Qtron Investments LLC1,611$1.41M0.23%00.0%Unchanged
Machina Capital S.A.S.1,611$1.41M0.91%+889+123.1%Added
Horizon Investments, LLC1,608$1.41M0.04%+800+99.0%Added
Acorn Financial Advisory Services Inc1,602$1.41M0.25%+2+0.1%Added
Corton Capital Inc.1,586$1.39M0.44%+238+17.7%Added
Advisors Capital Management, LLC1,573$1.38M0.03%+1,181+301.3%Added
Benjamin F. Edwards & Company, Inc.1,561$1.37M0.03%+322+26.0%Added
Magnus Financial Group LLC1,559$1.37M0.18%+3+0.2%Added
Nebula Research & Development LLC1,548$1.36M0.41%+1,548New
Atlantic Edge Private Wealth Management, LLC1,537$1.35M0.55%+1,537New
Park Avenue Securities LLC1,530$1.34M0.02%+101+7.1%Added
Schonfeld Strategic Advisors LLC1,500$1.32M0.01%−2,535−62.8%Reduced
Worldquant Millennium Advisors LLC1,498$1.32M0.02%−15,682−91.3%Reduced
Miracle Mile Advisors, LLC1,497$1.31M0.04%+1,235+471.4%Added
JT Stratford LLC1,489$1.31M0.30%+18+1.2%Added
Central Bank & Trust Co1,487$1.31M0.20%−95−6.0%Reduced
ProVise Management Group, LLC1,486$1.31M0.11%+47+3.3%Added
Boston Trust Walden Corp1,473$1.29M0.01%00.0%Unchanged
Kingswood Wealth Advisors, LLC1,467$1.29M0.15%+621+73.4%Added
Evercore Wealth Management, LLC1,458$1.28M0.02%−1−0.1%Reduced
Eqis Capital Management, Inc.1,454$1.28M0.10%−22−1.5%Reduced
Federation des caisses Desjardins du Quebec1,441$1.27M0.01%+155+12.1%Added
Atlantic Union Bankshares Corp1,434$1.26M0.12%+328+29.7%Added
Analyst IMS Investment Management Services Ltd.1,425$1.25M0.06%00.0%Unchanged
Cypress Capital Group1,402$1.23M0.16%−10−0.7%Reduced