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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, Q4 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 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
1,274
+117 vs. Q3 2023
Shares held
91.5M
+429.2K (+0.5%) vs. Q3 2023
Total value
$80.3B
+$5.38B (+7.2%) vs. Q3 2023
New holders
186
441 more added
Sold out
69
442 more reduced

23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 1,274 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 heldQ4 2023: $80.3B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2023.

Institutions holding REGN in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
AlTi Global, Inc.435$382.1K0.01%+435New
MQS Management LLC436$382.9K0.21%+436New
Tilt Investment Management Holdings, PBC437$383.8K0.41%−129−22.8%Reduced
Crescent Sterling, Ltd.440$386.4K0.39%00.0%Unchanged
Focus Financial Network Inc441$387.3K0.01%+441New
AIFG Consultants Ltd.442$387.9K0.30%+3+0.7%Added
Asset Management Resources, LLC448$393.5K0.22%−109−19.6%Reduced
Simon Quick Advisors, LLC449$394.4K0.03%+14+3.2%Added
Capstone Investment Advisors, LLC449$394.4K0.01%+449New
Howe & Rusling Inc454$398.7K0.04%+9+2.0%Added
Vestmark Advisory Solutions, Inc.1,935$400.7K0.02%+1,935New
Sheets Smith Wealth Management457$401.4K0.06%+7+1.6%Added
Gsa Capital Partners LLP459$403.0K0.03%+459New
Rossmore Private Capital460$404.0K0.06%00.0%Unchanged
Round Rock Advisors, LLC460$404.0K0.10%00.0%Unchanged
Green Alpha Advisors, LLC461$404.9K0.29%−71−13.3%Reduced
Dorsey & Whitney Trust CO LLC463$406.6K0.03%−41−8.1%Reduced
First Western Trust Bank463$406.6K0.02%00.0%Unchanged
Patten & Patten Inc466$409.3K0.03%00.0%Unchanged
Argonautica Private Wealth Management, Inc466$409.3K0.17%00.0%Unchanged
Mission Wealth Management, LP471$413.6K0.01%+19+4.2%Added
Cim Investment Mangement Inc471$413.7K0.13%−200−29.8%Reduced
Resources Investment Advisors, LLC.475$417.1K0.01%+49+11.5%Added
Concord Asset Management, LLC476$418.1K0.12%+476New
Huntington National Bank478$419.8K0.00%+18+3.9%Added
Clearstead Advisors, LLC479$420.7K0.02%+17+3.7%Added
Concord Wealth Partners481$422.5K0.08%+421+701.7%Added
Adirondack Trust Co438$423.1K0.18%−22−4.8%Reduced
Chesley Taft & Associates LLC485$426.0K0.02%00.0%Unchanged
LCM Capital Management Inc486$426.8K0.31%+12+2.5%Added
IFP Advisors, Inc489$429.7K0.02%+47+10.6%Added
Horizon Wealth Management, LLC491$431.2K0.12%+5+1.0%Added
Capula Management Ltd493$433.0K0.03%−39−7.3%Reduced
Icon Wealth Advisors, LLC493$433.0K0.05%+493New
Penserra Capital Management LLC496$434.0K0.01%−138−21.8%Reduced
Ritholtz Wealth Management497$436.5K0.02%−13−2.5%Reduced
Venturi Wealth Management, LLC497$436.5K0.03%+70+16.4%Added
Thoroughbred Financial Services, LLC498$437.0K0.04%−6−1.2%Reduced
Skopos Labs, Inc.498$437.4K0.21%+498New
Northern Oak Wealth Management Inc499$438.3K0.05%−1,235−71.2%Reduced
NJ State Employees Deferred Compensation Plan500$439.1K0.06%00.0%Unchanged
Sonora Investment Management Group, LLC500$439.1K0.04%00.0%Unchanged
Rothschild Investment LLC501$440.0K0.04%+501New
Adell Harriman & Carpenter Inc507$445.3K0.04%+126+33.1%Added
Laidlaw Wealth Management LLC509$447.1K0.16%+132+35.0%Added
GPS Wealth Strategies Group, LLC513$450.6K0.08%+70+15.8%Added
Cipher Capital LP514$451.4K0.15%+35+7.3%Added
Savant Capital, LLC514$451.4K0.01%+117+29.5%Added
Premier Path Wealth Partners, LLC516$453.0K0.10%+516New
La Financiere de L'Echiquier520$456.7K0.02%−30−5.5%Reduced
Portfolio Design Labs, LLC520$456.7K0.17%+520New
EverSource Wealth Advisors, LLC525$461.1K0.04%−39−6.9%Reduced
Rehmann Capital Advisory Group525$461.1K0.04%+42+8.7%Added
Personal Cfo Solutions, LLC526$462.0K0.08%−64−10.8%Reduced
Paces Ferry Wealth Advisors, LLC528$463.7K0.32%−8−1.5%Reduced
Wealthspire Advisors, LLC538$472.5K0.01%+80+17.5%Added
Portside Wealth Group, LLC546$479.5K0.09%+58+11.9%Added
Newman Dignan & Sheerar, Inc.548$481.3K0.15%+55+11.2%Added
Inceptionr LLC548$481.3K0.34%+548New
Choate Investment Advisors555$487.5K0.02%−76−12.0%Reduced
Redwood Wealth Management Group, LLC556$488.3K0.54%−110−16.5%Reduced
Sentry Investment Management LLC560$492.0K0.21%−60−9.7%Reduced
Moneta Group Investment Advisors LLC569$499.7K0.01%−2−0.4%Reduced
Conning Inc.572$502.4K0.02%+2+0.4%Added
Klingenstein Fields & Co LP575$505.0K0.02%−1−0.2%Reduced
Monarch Capital Management Inc584$512.9K0.16%−29−4.7%Reduced
Wedbush Securities Inc594$522.0K0.02%−7−1.2%Reduced
Alpha Family Trust595$522.6K0.35%00.0%Unchanged
Meritage Portfolio Management595$523.0K0.03%00.0%Unchanged
3Chopt Investment Partners, LLC599$526.1K0.19%+599New
Great Diamond Partners, LLC607$533.1K0.13%−17−2.7%Reduced
Pinnacle Wealth Planning Services, Inc.611$536.6K0.08%−2−0.3%Reduced
Emerald Advisers, LLC612$537.5K0.02%−65−9.6%Reduced
Wealth Alliance613$538.0K0.08%−26−4.1%Reduced
IHT Wealth Management, LLC615$540.1K0.02%+40+7.0%Added
Chiron Investment Management, LLC615$540.1K0.21%+615New
Tower Bridge Advisors617$541.9K0.05%00.0%Unchanged
Cassia Capital Partners, LLC621$545.4K0.45%+32+5.4%Added
Deseret Mutual Benefit Administrators622$546.3K0.32%−199−24.2%Reduced
Connective Portfolio Management, LLC630$553.3K1.13%00.0%Unchanged
YHB Investment Advisors, Inc.633$556.0K0.05%−12−1.9%Reduced
Farther Finance Advisors, LLC636$558.4K0.04%+149+30.6%Added
SRB Corp638$560.4K0.03%+82+14.7%Added
NorthRock Partners, LLC639$561.2K0.02%+390+156.6%Added
Valeo Financial Advisors, LLC640$562.1K0.02%+21+3.4%Added
Great Valley Advisor Group, Inc.652$573.1K0.02%−502−43.5%Reduced
Aigen Investment Management, LP657$577.0K0.10%+657New
JSF Financial, LLC658$577.9K0.20%+4+0.6%Added
Delta Financial Group, Inc.659$579.0K0.18%00.0%Unchanged
Evergreen Wealth Solutions, LLC663$582.3K0.50%−2−0.3%Reduced
Checchi Capital Advisers, LLC667$585.8K0.05%+46+7.4%Added
Jackson Creek Investment Advisors LLC673$591.0K0.23%−23−3.3%Reduced
International Assets Investment Management, LLC673$591.1K0.08%−102−13.2%Reduced
Penobscot Investment Management Company, Inc.674$592.0K0.07%00.0%Unchanged
Fox Run Management, L.L.C.676$593.7K0.15%+363+116.0%Added
Strategy Asset Managers LLC678$595.5K0.14%−89−11.6%Reduced
Cognios Beta Neutral Large Cap Fund, LP678$595.5K0.78%−67−9.0%Reduced
Soltis Investment Advisors LLC683$600.1K0.07%−42−5.8%Reduced
Kinneret Advisory, LLC684$600.8K0.07%−4−0.6%Reduced
Compagnie Lombard Odier SCmA690$606.0K0.01%00.0%Unchanged