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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, Q3 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Sep 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
1,180
+24 vs. Q2 2023
Shares held
91.2M
−829.1K (−0.9%) vs. Q2 2023
Total value
$75.1B
+$9.34B (+14.2%) vs. Q2 2023
New holders
111
400 more added
Sold out
87
447 more reduced

12 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 1,180 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 heldQ3 2023: $75.1B
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, Q3 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q2 2023.

Institutions holding REGN in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Federation des caisses Desjardins du Quebec1,286$1.06M0.01%−270−17.4%Reduced
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors1,293$1.06M0.26%−4−0.3%Reduced
Palouse Capital Management, Inc.1,294$1.06M0.79%+4+0.3%Added
Edgestream Partners, L.P.1,297$1.07M0.09%+457+54.4%Added
Cravens & Co Advisors, LLC1,300$1.07M1.01%+71+5.8%Added
GraniteShares Advisors LLC1,313$1.08M1.01%+1,004+324.9%Added
Generali Investments Towarzystwo Funduszy Inwestycyjnych1,247$1.10M0.91%+147+13.4%Added
Howland Capital Management LLC1,341$1.10M0.06%−8−0.6%Reduced
Corton Capital Inc.1,348$1.11M0.56%−409−23.3%Reduced
Desjardins Global Asset Management Inc.1,355$1.12M0.12%−871−39.1%Reduced
Valley National Advisers Inc1,370$1.13M0.20%+34+2.5%Added
Diversified Trust Co1,376$1.13M0.04%+8+0.6%Added
Point72 Asset Management, L.P.1,407$1.16M0.00%+1,407New
Centiva Capital, LP1,407$1.16M0.06%+1,407New
Virtus ETF Advisers LLC1,411$1.16M0.71%−3−0.2%Reduced
Cypress Capital Group1,412$1.16M0.17%−298−17.4%Reduced
Nilsine Partners, LLC1,417$1.17M0.18%+6+0.4%Added
Sumitomo Life Insurance Co1,425$1.17M0.03%−824−36.6%Reduced
Park Avenue Securities LLC1,429$1.18M0.02%+1,429New
ProVise Management Group, LLC1,439$1.18M0.11%+1,439New
Analyst IMS Investment Management Services Ltd.1,425$1.19M0.07%00.0%Unchanged
Lido Advisors, LLC1,451$1.19M0.01%−658−31.2%Reduced
Evercore Wealth Management, LLC1,459$1.20M0.02%−47−3.1%Reduced
JT Stratford LLC1,471$1.21M0.31%+382+35.1%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management1,471$1.21M0.05%+119+8.8%Added
Boston Trust Walden Corp1,473$1.21M0.01%00.0%Unchanged
Eqis Capital Management, Inc.1,476$1.21M0.15%−139−8.6%Reduced
Kestra Private Wealth Services, LLC1,480$1.22M0.04%+102+7.4%Added
Nippon Life Global Investors Americas, Inc.1,490$1.23M0.08%00.0%Unchanged
Morgens Waterfall Vintiadis & Co Inc1,500$1.23M1.00%00.0%Unchanged
Fund Management at Engine No. 1 LLC1,527$1.26M0.20%+123+8.8%Added
Gabelli Funds LLC1,550$1.28M0.01%00.0%Unchanged
Magnus Financial Group LLC1,556$1.28M0.19%+150+10.7%Added
Blair William & Co1,560$1.28M0.00%−225−12.6%Reduced
Central Bank & Trust Co1,582$1.30M0.23%+8+0.5%Added
Hennion & Walsh Asset Management, Inc.1,595$1.31M0.08%+344+27.5%Added
Acorn Financial Advisory Services Inc1,600$1.32M0.24%00.0%Unchanged
Qtron Investments LLC1,611$1.33M0.25%+368+29.6%Added
Parallel Advisors, LLC1,613$1.33M0.04%+72+4.7%Added
Intrust Bank NA1,620$1.33M0.17%−28−1.7%Reduced
Wahed Invest LLC1,628$1.34M0.44%+143+9.6%Added
UniSuper Management Pty Ltd1,636$1.35M0.02%−198−10.8%Reduced
Synovus Financial Corp1,657$1.36M0.02%+63+4.0%Added
Bradley Foster & Sargent Inc1,961$1.41M0.03%00.0%Unchanged
Northeast Financial Consultants Inc1,731$1.42M0.09%00.0%Unchanged
Northern Oak Wealth Management Inc1,734$1.43M0.18%−17−1.0%Reduced
Atria Wealth Solutions, Inc.1,753$1.44M0.02%−28−1.6%Reduced
STF Management LP1,754$1.44M0.77%+1,077+159.1%Added
Western Financial Corp1,756$1.45M1.06%−22−1.2%Reduced
Gilbert & Cook, Inc.1,761$1.45M0.23%+1,182+204.1%Added
Bokf, NA1,862$1.45M0.03%−2,015−52.0%Reduced
Tealwood Asset Management Inc1,773$1.46M0.75%+32+1.8%Added
Nwam LLC1,774$1.46M0.15%+8+0.5%Added
Freedom Day Solutions, LLC1,794$1.48M0.65%−267−13.0%Reduced
Harbor Capital Advisors, Inc.1,805$1.49M0.32%00.0%Unchanged
Williams Jones Wealth Management, LLC.1,806$1.49M0.02%+70+4.0%Added
AlphaMark Advisors, LLC1,828$1.50M0.64%−63−3.3%Reduced
E Fund Management Co., Ltd.1,833$1.51M0.11%+113+6.6%Added
Greenleaf Trust1,840$1.51M0.02%−32−1.7%Reduced
Handelsinvest Investeringsforvaltning1,854$1.53M0.53%00.0%Unchanged
Oak Asset Management, LLC1,885$1.55M0.67%00.0%Unchanged
1832 Asset Management L.P.1,901$1.56M0.00%−314−14.2%Reduced
Shikiar Asset Management Inc1,908$1.57M0.55%−358−15.8%Reduced
Texas Yale Capital Corp.1,924$1.58M0.07%00.0%Unchanged
Balyasny Asset Management LLC1,928$1.59M0.00%−665−25.6%Reduced
Fairfield, Bush & Co.1,935$1.59M1.04%+115+6.3%Added
FinTrust Capital Advisors, LLC1,937$1.59M0.35%−82−4.1%Reduced
Busey Wealth Management1,981$1.63M0.07%−319−13.9%Reduced
Capstone Wealth Management Group, LLC1,984$1.63M1.69%+880+79.7%Added
Empirical Finance, LLC1,990$1.64M0.12%−1−0.1%Reduced
Sculati Wealth Management, LLC2,032$1.67M0.85%−112−5.2%Reduced
Graypoint LLC2,045$1.68M0.16%−150−6.8%Reduced
Moody Aldrich Partners LLC2,048$1.69M0.32%+2,048New
Mutual Advisors, LLC2,054$1.69M0.07%+1,242+153.0%Added
Argent Trust Co2,067$1.70M0.09%+91+4.6%Added
Signaturefd, LLC2,072$1.71M0.04%+156+8.1%Added
Central Trust Co2,087$1.72M0.05%−613−22.7%Reduced
Heritage Trust Co2,128$1.75M0.27%+42+2.0%Added
Tiaa Trust, National Association2,166$1.78M0.01%+2,166New
Sound View Wealth Advisors Group, LLC2,182$1.80M0.22%+75+3.6%Added
Alaska Permanent Fund Corp2,205$1.81M0.03%+1,720+354.6%Added
Clear Harbor Asset Management, LLC2,251$1.85M0.19%−8−0.4%Reduced
Arrowstreet Capital, Limited Partnership2,262$1.86M0.00%00.0%Unchanged
Jefferies Financial Group Inc.2,300$1.89M0.05%−7,300−76.0%Reduced
PDT Partners, LLC2,301$1.89M0.24%+2,301New
Cyrus J. Lawrence, LLC2,308$1.90M0.52%00.0%Unchanged
Wade G W & Inc2,336$1.92M0.07%−30−1.3%Reduced
Tokio Marine Asset Management Co Ltd2,339$1.92M0.12%+186+8.6%Added
Peapack Gladstone Financial Corp2,339$1.93M0.04%−10−0.4%Reduced
Meiji Yasuda Life Insurance Co2,348$1.93M0.05%+593+33.8%Added
Cetera Advisor Networks LLC2,365$1.95M0.01%−37−1.5%Reduced
Cetera Advisors LLC2,365$1.95M0.03%+3+0.1%Added
CIBC Private Wealth Group, LLC2,373$1.95M0.00%+1,366+135.7%Added
Redwood Investment Management, LLC2,381$1.96M0.17%+2,381New
Alberta Investment Management Corp2,400$1.98M0.02%−4,853−66.9%Reduced
Atlas Private Wealth Advisors2,432$2.00M0.38%−126−4.9%Reduced
Decatur Capital Management, Inc.2,439$2.01M1.45%00.0%Unchanged
Plimoth Trust Co LLC2,456$2.02M0.63%−188−7.1%Reduced
Asio Capital, LLC2,468$2.03M0.54%+198+8.7%Added
Linden Thomas Advisory Services, LLC2,471$2.03M0.45%−626−20.2%Reduced