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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
Proficio Capital Partners LLC354$291.3K0.04%+8+2.3%Added
Telos Capital Management, Inc.355$292.2K0.04%−17−4.6%Reduced
Collective Family Office LLC355$292.2K0.11%+50+16.4%Added
Quent Capital, LLC357$293.8K0.05%+24+7.2%Added
Allworth Financial LP358$294.6K0.00%+16+4.7%Added
Advisory Research Inc362$297.9K0.04%−10−2.7%Reduced
Childress Capital Advisors, LLC362$297.9K0.10%+362New
Strategic Investment Advisors364$299.6K0.05%+9+2.5%Added
Phraction Management LLC367$302.0K0.15%00.0%Unchanged
McLean Asset Management Corp364$303.9K0.12%00.0%Unchanged
Psagot Value Holdings Ltd. / (Israel)365$305.0K0.16%00.0%Unchanged
Solstein Capital, LLC371$305.3K0.26%−12−3.1%Reduced
Allstate Corp371$305.3K0.02%00.0%Unchanged
Marino, Stram & Associates LLC372$306.1K0.09%−7−1.8%Reduced
Amica Retiree Medical Trust377$310.0K0.36%00.0%Unchanged
Davenport & Co LLC377$310.3K0.00%−2,601−87.3%Reduced
Laidlaw Wealth Management LLC377$310.3K0.10%−56−12.9%Reduced
DGS Capital Management, LLC377$310.3K0.15%−12−3.1%Reduced
Tiedemann Advisors, LLC380$312.7K0.01%00.0%Unchanged
Adell Harriman & Carpenter Inc381$313.5K0.03%00.0%Unchanged
Ellevest, Inc.384$316.0K0.02%−232−37.7%Reduced
Harbour Investments, Inc.384$316.0K0.02%−72−15.8%Reduced
Gradient Capital Advisors, LLC384$316.0K0.13%00.0%Unchanged
Keudell/Morrison Wealth Management384$316.0K0.10%00.0%Unchanged
Sigma Planning Corp385$316.8K0.01%−70−15.4%Reduced
Joule Financial, LLC386$317.7K0.16%+53+15.9%Added
Platte River Wealth Advisors, LLC388$319.3K0.12%00.0%Unchanged
Everhart Financial Group, Inc.388$319.3K0.14%+45+13.1%Added
Advisors Capital Management, LLC392$323.0K0.01%−3−0.8%Reduced
Focus Financial Network, Inc.394$324.2K0.02%00.0%Unchanged
Physicians Financial Services, Inc.395$325.0K0.13%00.0%Unchanged
Ropes Wealth Advisors LLC396$325.9K0.06%−17−4.1%Reduced
Insigneo Advisory Services, LLC397$326.7K0.07%+42+11.8%Added
Savant Capital, LLC397$326.7K0.00%+26+7.0%Added
Gitterman Wealth Management, LLC397$326.7K0.15%+397New
Schwartz Investment Counsel Inc400$329.2K0.01%−325−44.8%Reduced
Alps Advisors Inc400$329.2K0.00%−25−5.9%Reduced
Rock Point Advisors, LLC400$329.2K0.11%+400New
Ruggaard & Associates LLC403$331.7K0.20%−2−0.5%Reduced
Private Trust Co NA403$331.7K0.04%+94+30.4%Added
Security National Bank400$333.8K0.09%00.0%Unchanged
Deroy & Devereaux Private Investment Counsel Inc410$337.0K0.02%00.0%Unchanged
Sicart Associates LLC419$344.8K0.14%00.0%Unchanged
Guardian Wealth Advisors, LLC419$344.8K0.06%+30+7.7%Added
XR Securities LLC423$348.1K0.48%+423New
BlueCrest Capital Management Ltd425$349.8K0.05%+425New
Resources Investment Advisors, LLC.426$350.7K0.01%−155−26.7%Reduced
Venturi Wealth Management, LLC427$351.4K0.03%−20−4.5%Reduced
Simon Quick Advisors, LLC435$358.0K0.03%+70+19.2%Added
Crescent Sterling, Ltd.440$362.1K0.38%−19−4.1%Reduced
IFP Advisors, Inc442$363.9K0.02%+39+9.7%Added
GPS Wealth Strategies Group, LLC443$364.6K0.07%+35+8.6%Added
AIFG Consultants Ltd.439$365.2K0.30%+439New
Howe & Rusling Inc445$366.2K0.04%+7+1.6%Added
Sherbrooke Park Advisers LLC447$367.9K0.12%+447New
Sheets Smith Wealth Management450$370.3K0.06%00.0%Unchanged
V-Square Quantitative Management LLC450$370.3K0.16%+249+123.9%Added
Mission Wealth Management, LP452$372.3K0.01%00.0%Unchanged
Meixler Investment Management, Ltd.453$372.8K0.33%−20−4.2%Reduced
Integrated Wealth Concepts LLC457$376.1K0.01%−36−7.3%Reduced
Wealthspire Advisors, LLC458$376.9K0.01%+16+3.6%Added
Adirondack Trust Co460$378.5K0.19%00.0%Unchanged
Rossmore Private Capital460$378.6K0.06%00.0%Unchanged
Round Rock Advisors, LLC460$378.6K0.14%00.0%Unchanged
Huntington National Bank460$378.6K0.00%−186−28.8%Reduced
Clearstead Advisors, LLC462$380.2K0.02%−17−3.5%Reduced
First Western Trust Bank463$381.0K0.02%−1−0.2%Reduced
Patten & Patten Inc466$383.5K0.03%00.0%Unchanged
Argonautica Private Wealth Management, Inc466$383.5K0.17%00.0%Unchanged
Stratos Wealth Partners, LTD.466$383.5K0.01%+106+29.4%Added
Rothschild Investment Corp474$390.0K0.03%+32+7.2%Added
LCM Capital Management Inc474$390.1K0.32%+56+13.4%Added
DRW Securities, LLC477$393.0K0.03%+477New
Cipher Capital LP479$394.2K0.28%+117+32.3%Added
Rehmann Capital Advisory Group483$397.5K0.04%+20+4.3%Added
Chesley Taft & Associates LLC485$399.1K0.03%00.0%Unchanged
Horizon Wealth Management, LLC486$400.0K0.16%00.0%Unchanged
River Street Advisors LLC487$400.8K0.38%+22+4.7%Added
Farther Finance Advisors, LLC487$400.8K0.06%+190+64.0%Added
Portside Wealth Group, LLC488$401.0K0.08%+90+22.6%Added
Cable Hill Partners, LLC489$402.4K0.05%+16+3.4%Added
Newman Dignan & Sheerar, Inc.493$405.7K0.13%−45−8.4%Reduced
LMR Partners LLP496$408.2K0.01%−317−39.0%Reduced
NJ State Employees Deferred Compensation Plan500$411.5K0.06%00.0%Unchanged
Sonora Investment Management Group, LLC500$411.5K0.04%00.0%Unchanged
Thoroughbred Financial Services, LLC504$414.0K0.04%+504New
Dorsey & Whitney Trust CO LLC504$414.8K0.04%+7+1.4%Added
Hillsdale Investment Management Inc.510$419.7K0.04%−30−5.6%Reduced
Ritholtz Wealth Management510$419.7K0.02%+79+18.3%Added
Lincoln National Corp515$423.8K0.01%+11+2.2%Added
First National Bank of Omaha526$432.9K0.03%−591−52.9%Reduced
Avitas Wealth Management LLC531$437.0K0.08%−19−3.5%Reduced
Green Alpha Advisors, LLC532$437.8K0.34%+532New
Capula Management Ltd532$437.8K0.03%+532New
Paces Ferry Wealth Advisors, LLC536$441.1K0.35%−7−1.3%Reduced
Fukoku Mutual Life Insurance Co536$441.1K0.04%00.0%Unchanged
Strategic Investment Solutions, Inc.567$445.6K0.01%+558+6,200.0%Added
La Financiere de L'Echiquier550$452.6K0.02%00.0%Unchanged
SRB Corp556$457.6K0.03%−30−5.1%Reduced
Asset Management Resources, LLC557$458.4K0.28%−15−2.6%Reduced