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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 2025

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 2025. 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
1,201
−73 vs. Q1 2025
Shares held
89.3M
−3.67M (−4.0%) vs. Q1 2025
Total value
$46.9B
−$12.0B (−20.4%) vs. Q1 2025
New holders
134
443 more added
Sold out
207
475 more reduced

16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 2025: 1,201 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 2025: $46.9B
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 2025

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2025.

Institutions holding REGN in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Texas Yale Capital Corp.1,924$1.01M0.03%−10−0.5%Reduced
Empirical Finance, LLC1,927$1.01M0.05%+298+18.3%Added
GWM Advisors LLC1,938$1.02M0.01%−102−5.0%Reduced
Camden Capital, LLC1,959$1.03M0.10%−400−17.0%Reduced
Two Sigma Securities, LLC1,968$1.03M0.13%+1,024+108.5%Added
CIBC Private Wealth Group, LLC1,970$1.03M0.00%−26−1.3%Reduced
QRG Capital Management, Inc.1,982$1.04M0.01%−2,202−52.6%Reduced
RedJay Asset Management Inc.2,000$1.05M0.25%00.0%Unchanged
K.J. Harrison & Partners Inc2,001$1.05M0.17%+2,001New
Quadrant Capital Group LLC2,004$1.05M0.04%−688−25.6%Reduced
Harrell Investment Partners, LLC2,010$1.06M0.27%+2,010New
Arkadios Wealth Advisors2,040$1.07M0.03%+1,631+398.8%Added
HB Wealth Management, LLC2,049$1.08M0.01%+46+2.3%Added
Argent Trust Co2,050$1.08M0.04%−96−4.5%Reduced
Alpine Woods Capital Investors, LLC2,055$1.08M0.26%−56−2.7%Reduced
Bridgefront Capital, LLC2,058$1.08M0.29%+1,190+137.1%Added
Central Bank & Trust Co2,068$1.09M0.18%−64−3.0%Reduced
Graypoint LLC2,070$1.09M0.06%+55+2.7%Added
Gsa Capital Partners LLP2,082$1.09M0.08%−326−13.5%Reduced
Prentiss Smith & Co Inc2,089$1.10M0.65%−21−1.0%Reduced
WP Advisors, LLC2,096$1.10M0.30%+3+0.1%Added
Kendall Capital Management2,128$1.12M0.30%−84−3.8%Reduced
Vise Technologies, Inc.2,143$1.12M0.05%+2,143New
MASTERINVEST Kapitalanlage GmbH2,168$1.14M0.12%+2,168New
Envestnet Portfolio Solutions, Inc.2,169$1.14M0.00%+398+22.5%Added
Generali Investments CEE, investicni spolecnost, a.s.2,170$1.14M0.09%+540+33.1%Added
Panagora Asset Management Inc2,180$1.14M0.01%−100,768−97.9%Reduced
Bokf, NA2,185$1.15M0.02%+14+0.6%Added
Fairfield, Bush & Co.2,187$1.15M0.65%+30+1.4%Added
IMA Wealth, Inc.2,202$1.16M0.13%+199+9.9%Added
Paragon Capital Management Inc2,206$1.16M0.88%−4−0.2%Reduced
United Capital Financial Advisers, LLC2,234$1.17M0.01%−122−5.2%Reduced
Umpqua Bank2,145$1.17M0.36%+314+17.1%Added
EP Wealth Advisors, LLC2,242$1.18M0.01%+1,209+117.0%Added
Hennion & Walsh Asset Management, Inc.2,253$1.18M0.05%−90−3.8%Reduced
Crossmark Global Holdings, Inc.2,266$1.19M0.02%−142−5.9%Reduced
Vestcor Inc2,271$1.19M0.04%−3,756−62.3%Reduced
Summit Trail Advisors, LLC2,271$1.19M0.02%+616+37.2%Added
Intact Investment Management Inc.2,280$1.20M0.04%+1,500+192.3%Added
APG Asset Management US Inc.2,240$1.20M0.01%00.0%Unchanged
MUFG Securities Americas Inc.2,301$1.21M0.10%+439+23.6%Added
Mesirow Financial Investment Management, Inc.2,303$1.21M0.02%−234−9.2%Reduced
TownSquare Capital, LLC2,311$1.21M0.12%−7,753−77.0%Reduced
Monarch Capital Management Inc2,345$1.23M0.33%+941+67.0%Added
Heritage Trust Co2,369$1.24M0.14%+185+8.5%Added
Tealwood Asset Management Inc2,372$1.25M0.55%+637+36.7%Added
Ameliora Wealth Management Ltd.2,377$1.25M0.45%−820−25.6%Reduced
Philadelphia Trust Co2,415$1.27M0.10%00.0%Unchanged
Hudson Canyon Capital Management2,418$1.27M0.79%00.0%Unchanged
Sound View Wealth Advisors Group, LLC2,443$1.28M0.09%+214+9.6%Added
Vident Advisory, LLC2,449$1.29M0.01%−173−6.6%Reduced
Tritonpoint Wealth, LLC2,486$1.30M0.12%−69−2.7%Reduced
Mezzasalma Advisors, LLC2,500$1.31M0.39%00.0%Unchanged
Triglav Skladi, D.O.O.2,515$1.32M0.10%+2,515New
Wetherby Asset Management Inc2,530$1.33M0.06%+2,530New
Cambria Investment Management, L.P.2,536$1.33M0.09%+2,536New
ISAM Funds (UK) Ltd2,539$1.33M0.29%+2,539New
Avantax Advisory Services, Inc.2,551$1.34M0.01%+732+40.2%Added
Fulton Bank, N.A.2,578$1.35M0.05%−229−8.2%Reduced
Oak Grove Capital LLC2,580$1.35M0.31%−450−14.9%Reduced
Fayez Sarofim & Co2,585$1.36M0.00%−15−0.6%Reduced
Martingale Asset Management L P2,598$1.36M0.03%−8,998−77.6%Reduced
Polianta Ltd2,600$1.36M0.59%+2,600New
Oppenheimer Asset Management Inc.2,608$1.37M0.02%+643+32.7%Added
AE Wealth Management LLC2,633$1.38M0.01%+408+18.3%Added
Intellectus Partners, LLC2,650$1.39M0.30%+617+30.3%Added
Citizens Financial Group Inc2,659$1.40M0.02%+1,871+237.4%Added
Harbor Investment Advisory, LLC2,675$1.40M0.13%−523−16.4%Reduced
Palouse Capital Management, Inc.2,697$1.42M0.93%+2,697New
Boothbay Fund Management, LLC2,699$1.42M0.04%+2,699New
RMR Wealth Builders2,734$1.44M0.13%+593+27.7%Added
Sectoral Asset Management Inc2,773$1.46M0.96%00.0%Unchanged
Cresset Asset Management, LLC2,804$1.47M0.01%−1,339−32.3%Reduced
JT Stratford LLC2,823$1.48M0.22%−362−11.4%Reduced
Kentucky Retirement Systems Insurance Trust Fund2,842$1.49M0.10%−198−6.5%Reduced
Regions Financial Corp2,878$1.51M0.01%+659+29.7%Added
Andra AP-fonden3,000$1.57M0.02%−18,500−86.0%Reduced
American Assets Investment Management, LLC3,000$1.57M0.13%00.0%Unchanged
Peapack Gladstone Financial Corp3,017$1.58M0.02%+48+1.6%Added
Forefront Wealth Management Inc.3,020$1.59M1.27%−101−3.2%Reduced
Everence Capital Management Inc3,030$1.59M0.10%−471−13.5%Reduced
First Foundation Advisors3,053$1.60M0.06%−50−1.6%Reduced
FORA Capital, LLC3,067$1.61M0.18%−2,380−43.7%Reduced
Howard Capital Management Inc.3,067$1.61M0.02%+358+13.2%Added
Joel Isaacson & Co., LLC3,073$1.61M0.07%−225−6.8%Reduced
Game Creek Capital, LP3,075$1.61M0.83%+3,075New
Cinctive Capital Management LP3,109$1.63M0.09%+3,109New
TB Alternative Assets Ltd.3,158$1.66M0.31%00.0%Unchanged
Shufro Rose & Co LLC2,623$1.66M0.13%−16−0.6%Reduced
Virtu Financial LLC3,175$1.67M0.09%−1,462−31.5%Reduced
Miracle Mile Advisors, LLC3,186$1.67M0.03%+820+34.7%Added
Lighthouse Investment Partners, LLC3,200$1.68M0.07%+3,200New
Greenfield Seitz Capital Management, LLC3,214$1.69M0.60%+192+6.4%Added
B. Metzler seel. Sohn & Co. AG3,225$1.69M0.02%00.0%Unchanged
Osprey Private Wealth LLC3,100$1.70M0.92%−430−12.2%Reduced
Cito Capital Group, LLC3,240$1.70M0.59%+1,200+58.8%Added
Illumine Investment Management, LLC3,245$1.70M1.36%+139+4.5%Added
BKD Wealth Advisors, LLC3,252$1.71M0.04%−142−4.2%Reduced
Johnson Financial Group, Inc.3,278$1.72M0.08%+327+11.1%Added
Northwestern Mutual Investment Management Company, LLC3,312$1.74M0.03%−35−1.0%Reduced