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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
IFM Investors Pty Ltd22,760$18.7M0.25%+1,859+8.9%Added
Nisa Investment Advisors, LLC22,633$18.6M0.14%−1,082−4.6%Reduced
Abn Amro Investment Solutions22,478$18.5M0.36%+460+2.1%Added
Texas Permanent School Fund22,063$18.2M0.18%−569−2.5%Reduced
Vident Advisory, LLC21,862$18.0M0.56%+21,862New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys21,462$17.7M0.15%+2,645+14.1%Added
Braun Stacey Associates Inc21,024$17.3M0.84%+35+0.2%Added
Mercer Global Advisors Inc21,000$17.3M0.07%+1,713+8.9%Added
Moran Wealth Management, LLC20,528$16.9M0.65%−312−1.5%Reduced
Forsta Ap-Fonden20,500$16.9M0.19%+200+1.0%Added
Applied Finance Capital Management, LLC20,482$16.9M1.83%+1,738+9.3%Added
GW Henssler & Associates Ltd20,479$16.9M1.15%−425−2.0%Reduced
QRG Capital Management, Inc.20,148$16.6M0.29%+20,148New
SEI Investments Co20,128$16.6M0.03%−815−3.9%Reduced
USS Investment Management Ltd20,013$16.5M0.18%+857+4.5%Added
Tri Locum Partners LP20,009$16.5M5.28%−635−3.1%Reduced
Oregon Public Employees Retirement Fund19,577$16.1M0.22%−5,182−20.9%Reduced
Flputnam Investment Management Co18,753$15.4M0.43%+303+1.6%Added
Czech National Bank18,657$15.4M0.24%+5,885+46.1%Added
Teachers Retirement System of the State of Kentucky18,591$15.3M0.16%00.0%Unchanged
Beacon Investment Advisory Services, Inc.18,466$15.2M0.75%+9,225+99.8%Added
Commonwealth Equity Services, LLC18,338$15.1M0.03%−64−0.3%Reduced
The PNC Financial Services Group, Inc.18,300$15.1M0.01%−476−2.5%Reduced
New York Life Investment Management LLC18,224$15.0M0.16%−496−2.6%Reduced
Traynor Capital Management, Inc.18,201$15.0M2.00%+684+3.9%Added
CIBC World Markets Corp18,171$15.0M0.15%−3,497−16.1%Reduced
Wealth Enhancement Advisory Services, LLC18,119$14.9M0.05%+13,248+272.0%Added
Advisor Group Holdings, Inc.18,068$14.9M0.02%+7,711+74.5%Added
Schaper Benz & Wise Investment Counsel Inc17,949$14.8M1.46%−65−0.4%Reduced
North Point Portfolio Managers Corp17,938$14.8M3.02%−18−0.1%Reduced
Utah Retirement Systems17,830$14.7M0.21%+42+0.2%Added
Janney Montgomery Scott LLC17,829$14.7M0.05%+1,216+7.3%Added
Shell Asset Management Co17,629$14.5M0.60%−1,250−6.6%Reduced
Dai-Ichi Life Insurance Company, Ltd17,347$14.3M0.31%+79+0.5%Added
Worldquant Millennium Advisors LLC17,180$14.1M0.22%+606+3.7%Added
ABN AMRO Bank N.V.17,052$14.0M0.25%+16,164+1,820.3%Added
Public Employees Retirement Association of Colorado16,601$13.7M0.07%−751−4.3%Reduced
General American Investors Co Inc16,576$13.6M1.22%00.0%Unchanged
Comerica Bank16,306$13.4M0.07%−5,863−26.4%Reduced
Taurus Asset Management, LLC16,127$13.3M1.61%−80−0.5%Reduced
Greenwich Wealth Management LLC16,095$13.2M1.40%+24+0.1%Added
R.P. Boggs & Co.15,987$13.2M10.14%+14+0.1%Added
Brinker Capital Investments, LLC15,705$12.9M0.16%−1,109−6.6%Reduced
Orion Portfolio Solutions, LLC15,705$12.9M0.16%−1,109−6.6%Reduced
Squarepoint Ops LLC15,567$12.8M0.06%+11,432+276.5%Added
Sio Capital Management, LLC15,250$12.6M3.88%+15,250New
Varma Mutual Pension Insurance Co15,000$12.3M0.15%00.0%Unchanged
Louisiana State Employees Retirement System15,000$12.3M0.28%+1,600+11.9%Added
Bellevue Group AG14,939$12.3M0.20%−1,388−8.5%Reduced
Mutual of America Capital Management LLC14,924$12.3M0.15%−579−3.7%Reduced
Achmea Investment Management B.V.14,735$12.1M0.26%−2,393−14.0%Reduced
Daiwa Securities Group Inc.14,208$11.9M0.08%+1,528+12.1%Added
Yousif Capital Management, LLC14,071$11.6M0.15%−540−3.7%Reduced
Nissay Asset Management Corp13,917$11.5M0.10%+882+6.8%Added
First Horizon Advisors, Inc.13,907$11.4M0.41%+99+0.7%Added
Thrivent Financial for Lutherans13,570$11.2M0.03%−75,985−84.8%Reduced
Xponance, Inc.13,524$11.1M0.15%−1,062−7.3%Reduced
OrbiMed Advisors LLC13,500$11.1M0.26%00.0%Unchanged
Calamos Advisors LLC13,384$11.0M0.06%00.0%Unchanged
Harvey Capital Management Inc13,131$10.8M3.80%−30−0.2%Reduced
Westwood Holdings Group Inc.12,949$10.7M0.10%−982−7.0%Reduced
Tamar Securities, LLC12,874$10.6M2.56%−166−1.3%Reduced
Natixis12,783$10.5M0.08%+153+1.2%Added
Bellecapital International Ltd.12,520$10.3M2.58%+151+1.2%Added
Captrust Financial Advisors12,461$10.3M0.04%+387+3.2%Added
Citizens Financial Group Inc12,306$10.1M0.41%−394−3.1%Reduced
Pacer Advisors, Inc.12,281$10.1M0.04%+1,608+15.1%Added
Shelton Capital Management12,239$10.1M0.37%+2,720+28.6%Added
Dillon & Associates Inc12,141$9.99M1.92%+378+3.2%Added
Bailard, Inc.12,134$9.99M0.33%+294+2.5%Added
Sumitomo Mitsui DS Asset Management Company, Ltd12,045$9.91M0.15%−308−2.5%Reduced
Caption Management, LLC12,000$9.88M1.28%+12,000New
Slow Capital, Inc.11,797$9.71M1.78%+208+1.8%Added
Thompson Siegel & Walmsley LLC11,773$9.69M0.16%+337+2.9%Added
Public Sector Pension Investment Board11,434$9.41M0.07%+1,103+10.7%Added
One Capital Management, LLC11,335$9.33M0.41%+480+4.4%Added
Lazard Asset Management LLC11,056$9.10M0.01%−100−0.9%Reduced
Oppenheimer & Co Inc10,989$9.04M0.19%−926−7.8%Reduced
Cannell Peter B & Co Inc10,917$8.98M0.31%−10−0.1%Reduced
DCF Advisers, LLC10,875$8.95M6.24%−300−2.7%Reduced
HRT Financial LP10,656$8.77M0.09%+10,656New
AIMZ Investment Advisors, LLC10,610$8.73M3.88%−64−0.6%Reduced
Girard Partners Ltd.10,588$8.71M0.98%+142+1.4%Added
NorthCrest Asset Manangement, LLC10,426$8.58M0.35%−21−0.2%Reduced
Profund Advisors LLC10,166$8.37M0.46%+1,689+19.9%Added
Cambridge Investment Research Advisors, Inc.10,126$8.33M0.04%+5,832+135.8%Added
Gulf International Bank (UK) Ltd9,842$8.10M0.23%−1,000−9.2%Reduced
Oak Associates, Ltd9,826$8.09M0.67%+35+0.4%Added
British Columbia Investment Management Corp9,810$8.07M0.08%+115+1.2%Added
Jacobs & Co9,682$7.97M0.99%−270−2.7%Reduced
Modera Wealth Management, LLC9,583$7.89M0.15%+270+2.9%Added
First Republic Investment Management, Inc.9,577$7.88M0.02%−7,743−44.7%Reduced
BI Asset Management Fondsmaeglerselskab A/S9,472$7.79M0.18%−10,583−52.8%Reduced
Wealthfront Advisers LLC9,466$7.79M0.03%−1,179−11.1%Reduced
Advisors Asset Management, Inc.9,395$7.73M0.17%+381+4.2%Added
Banco Santander, S.A.9,081$7.47M0.11%−450−4.7%Reduced
La Banque Postale Asset Management SA9,006$7.41M0.16%+5,843+184.7%Added
Employees Provident Fund Board9,000$7.41M0.17%+1,500+20.0%Added
iA Global Asset Management Inc.8,897$7.32M0.19%−486−5.2%Reduced
RK Asset Management, LLC8,897$7.32M6.85%−15−0.2%Reduced