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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 2021

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Sep 30, 2021. 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
1,022
+60 vs. Q2 2021
Shares held
90.4M
+1.98M (+2.2%) vs. Q2 2021
Total value
$54.5B
+$5.16B (+10.5%) vs. Q2 2021
New holders
134
410 more added
Sold out
74
326 more reduced

13 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 2021: 1,022 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 2021: $54.5B
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 2021

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q2 2021.

Institutions holding REGN in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Odey Holdings Ltd1,941$1.18M6.25%+841+76.5%Added
Sound View Wealth Advisors Group, LLC1,955$1.18M0.25%+2+0.1%Added
Cetera Advisors LLC1,968$1.19M0.02%+164+9.1%Added
Cornerstone Advisors, LLC2,000$1.21M0.07%00.0%Unchanged
Advisors Preferred, LLC2,123$1.21M0.17%+2,123New
Scharf Investments, LLC2,028$1.23M0.04%+337+19.9%Added
West Family Investments, Inc.2,032$1.23M0.33%+228+12.6%Added
Cascade Investment Advisors, Inc.2,046$1.24M0.81%00.0%Unchanged
Oak Asset Management, LLC2,295$1.25M0.52%00.0%Unchanged
World Asset Management Inc2,061$1.25M0.12%−147−6.7%Reduced
Sculati Wealth Management, LLC2,067$1.25M0.66%+105+5.4%Added
Ashton Thomas Private Wealth, LLC2,102$1.27M0.18%+183+9.5%Added
Laffer Tengler Investments2,107$1.28M0.37%+411+24.2%Added
Woodstock Corp2,113$1.28M0.15%+1,044+97.7%Added
Peapack Gladstone Financial Corp2,129$1.29M0.03%+60+2.9%Added
Private Trust Co NA2,148$1.30M0.19%+96+4.7%Added
Polen Capital Management LLC2,155$1.30M0.00%+2,155New
Plancorp, LLC2,220$1.34M0.09%+3+0.1%Added
Gsa Capital Partners LLP2,228$1.35M0.14%+1,850+489.4%Added
Leavell Investment Management, Inc.2,235$1.35M0.10%+1,235+123.5%Added
Wetherby Asset Management Inc2,263$1.37M0.09%+40+1.8%Added
Cetera Advisor Networks LLC2,264$1.37M0.02%+332+17.2%Added
AlphaMark Advisors, LLC2,269$1.37M0.50%−6−0.3%Reduced
Central Bank & Trust Co2,271$1.37M0.23%−86−3.6%Reduced
Nomura Holdings Inc2,420$1.38M0.01%−8−0.3%Reduced
BKD Wealth Advisors, LLC2,322$1.41M0.06%+1,738+297.6%Added
Horizon Investments, LLC2,332$1.41M0.04%+620+36.2%Added
JustInvest LLC2,340$1.42M0.13%+461+24.5%Added
Kendall Capital Management2,355$1.43M0.77%−43−1.8%Reduced
First Hawaiian Bank2,378$1.44M0.06%−5−0.2%Reduced
Brown Advisory Inc2,407$1.46M0.00%+3+0.1%Added
First Foundation Advisors2,422$1.47M0.05%−377−13.5%Reduced
TownSquare Capital, LLC2,433$1.47M0.04%+574+30.9%Added
Creative Planning2,454$1.49M0.00%−535−17.9%Reduced
Capital International Sarl2,466$1.49M0.13%−137−5.3%Reduced
NEXT Financial Group, Inc2,474$1.50M0.12%−238−8.8%Reduced
Oxler Private Wealth LLC2,480$1.50M0.66%00.0%Unchanged
Fukoku Mutual Life Insurance Co2,490$1.51M0.12%+2,000+408.2%Added
Mezzasalma Advisors, LLC2,500$1.51M0.85%00.0%Unchanged
Fairfield, Bush & Co.2,501$1.51M0.49%−245−8.9%Reduced
Everence Capital Management Inc2,501$1.51M0.12%00.0%Unchanged
SRB Corp2,546$1.54M0.09%+2,546New
Phoenix Holdings Ltd.2,545$1.54M0.03%+2,545New
Prudential PLC2,570$1.56M0.02%−4,508−63.7%Reduced
Palouse Capital Management, Inc.2,608$1.58M0.70%−1,122−30.1%Reduced
Cetera Investment Advisers2,624$1.59M0.03%+54+2.1%Added
Wade G W & Inc2,632$1.59M0.08%−19−0.7%Reduced
Glenview Trust Co2,634$1.59M0.06%+25+1.0%Added
Leonteq Securities AG2,636$1.60M0.09%−251−8.7%Reduced
LMR Partners LLP2,637$1.60M0.02%+1,757+199.7%Added
Simplex Trading, LLC2,801$1.61M0.06%+338+13.7%Added
Stevens Capital Management LP2,662$1.61M0.68%+2,662New
Baker Tilly Wealth Management, LLC2,676$1.62M0.21%+552+26.0%Added
Davenport & Co LLC2,679$1.62M0.01%+2,141+398.0%Added
Intellectus Partners, LLC2,710$1.64M0.40%+215+8.6%Added
Kentucky Retirement Systems Insurance Trust Fund2,730$1.65M0.17%+5+0.2%Added
McAdam, LLC2,760$1.67M0.19%−585−17.5%Reduced
Fulton Bank, N.A.2,768$1.68M0.08%+82+3.1%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors2,807$1.70M0.56%+393+16.3%Added
Analyst IMS Investment Management Services Ltd.2,810$1.70M0.21%−75−2.6%Reduced
Madison Wealth Management2,812$1.70M0.37%+5+0.2%Added
IBM Retirement Fund2,830$1.71M0.13%+8+0.3%Added
BDO Wealth Advisors, LLC2,831$1.71M0.19%+80+2.9%Added
Monetary Management Group Inc2,840$1.72M0.47%+1,520+115.2%Added
Oppenheimer Asset Management Inc.2,887$1.75M0.02%+318+12.4%Added
Tealwood Asset Management Inc2,885$1.75M0.71%+2,885New
Sumitomo Life Insurance Co2,909$1.76M0.05%−122−4.0%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management2,933$1.77M0.10%+563+23.8%Added
SG Americas Securities, LLC2,958$1.79M0.01%−17,368−85.4%Reduced
Meyer Handelman Co2,970$1.80M0.07%00.0%Unchanged
Winton Group Ltd3,022$1.83M0.10%+316+11.7%Added
Asio Capital, LLC3,030$1.83M0.63%+658+27.7%Added
Crossmark Global Holdings, Inc.3,038$1.84M0.04%−43−1.4%Reduced
MML Investors Services, LLC3,040$1.84M0.01%−5,169−63.0%Reduced
Good Life Advisors, LLC3,059$1.85M0.25%+3,059New
Redpoint Investment Management Pty Ltd3,061$1.85M0.16%−188−5.8%Reduced
Morse Asset Management, Inc3,094$1.87M0.45%+1,724+125.8%Added
Cito Capital Group, LLC3,100$1.88M0.88%−500−13.9%Reduced
MD Financial Management Inc.3,130$1.89M0.05%−1,598−33.8%Reduced
Busey Wealth Management3,140$1.90M0.08%−332−9.6%Reduced
WP Advisors, LLC3,165$1.92M0.79%−30−0.9%Reduced
Steward Partners Investment Advisory, LLC3,228$1.95M0.03%+60+1.9%Added
Cigna Investments Inc3,233$1.96M0.15%−111−3.3%Reduced
Joel Isaacson & Co., LLC3,246$1.96M0.15%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.3,273$1.98M0.10%+420+14.7%Added
Azzad Asset Management Inc3,295$1.99M0.29%+74+2.3%Added
Arabesque Asset Management Ltd3,306$2.00M0.67%+3,306New
Wright Investors Service Inc3,405$2.06M0.59%+3,405New
Federated Hermes, Inc.3,425$2.07M0.00%−242−6.6%Reduced
Slow Capital, Inc.3,429$2.08M0.38%−346−9.2%Reduced
Barrett Asset Management, LLC3,445$2.08M0.10%−116−3.3%Reduced
Point72 Hong Kong Ltd3,473$2.10M0.16%+3,192+1,135.9%Added
Hudson Canyon Capital Management3,486$2.11M1.62%−127−3.5%Reduced
Morgens Waterfall Vintiadis & Co Inc3,500$2.12M1.09%00.0%Unchanged
Perigon Wealth Management, LLC3,508$2.12M0.18%+37+1.1%Added
Banque Cantonale Vaudoise3,563$2.16M0.09%−219−5.8%Reduced
Wealthfront Advisers LLC3,569$2.16M0.01%+76+2.2%Added
Oak Associates, Ltd3,575$2.16M0.12%00.0%Unchanged
Kovitz Investment Group Partners, LLC3,631$2.20M0.04%−314−8.0%Reduced
Heron Bay Capital Management3,644$2.21M1.14%+955+35.5%Added