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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, Q1 2024

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 31, 2024. 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
1,313
+55 vs. Q4 2023
Shares held
93.3M
+3.06M (+3.4%) vs. Q4 2023
Total value
$89.3B
+$10.1B (+12.7%) vs. Q4 2023
New holders
151
484 more added
Sold out
96
449 more reduced

16 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 1,313 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 heldQ1 2024: $89.3B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2023.

Institutions holding REGN in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Lincoln National Corp668$642.9K0.01%−103−13.4%Reduced
NorthRock Partners, LLC659$634.3K0.02%+20+3.1%Added
Great Valley Advisor Group, Inc.654$629.4K0.02%+2+0.3%Added
Huntington National Bank652$627.5K0.01%+174+36.4%Added
TFB Advisors LLC691$624.3K0.23%+318+85.3%Added
Farther Finance Advisors, LLC640$620.8K0.04%+4+0.6%Added
Compagnie Lombard Odier SCmA645$620.8K0.01%−45−6.5%Reduced
Connective Portfolio Management, LLC630$606.4K1.07%00.0%Unchanged
Deseret Mutual Benefit Administrators628$604.4K0.30%+6+1.0%Added
Bryn Mawr Trust Co627$603.5K0.02%+627New
Stratos Wealth Partners, LTD.625$601.6K0.01%+202+47.8%Added
Conning Inc.619$595.8K0.02%+47+8.2%Added
Tower Bridge Advisors617$593.9K0.06%00.0%Unchanged
Evergreen Wealth Solutions, LLC613$590.0K0.44%−50−7.5%Reduced
Pinnacle Wealth Planning Services, Inc.611$588.1K0.09%00.0%Unchanged
Chase Investment Counsel Corp607$584.0K0.22%+607New
Alpha DNA Investment Management LLC606$583.3K0.32%−735−54.8%Reduced
Rehmann Capital Advisory Group601$578.5K0.04%+76+14.5%Added
Navis Wealth Advisors, LLC600$577.5K0.69%−520−46.4%Reduced
Great Diamond Partners, LLC599$576.5K0.13%−8−1.3%Reduced
Portside Wealth Group, LLC599$576.5K0.11%+53+9.7%Added
IHT Wealth Management, LLC599$576.5K0.02%−16−2.6%Reduced
Meritage Portfolio Management595$573.0K0.04%00.0%Unchanged
Alpha Family Trust595$572.7K0.35%00.0%Unchanged
Freestone Capital Holdings, LLC592$569.8K0.02%+592New
Dynamic Advisor Solutions LLC590$567.8K0.02%−287−32.7%Reduced
Dorsey & Whitney Trust CO LLC587$565.0K0.04%+124+26.8%Added
Sierra Summit Advisors LLC585$563.1K0.15%−566−49.2%Reduced
Monarch Capital Management Inc584$562.1K0.16%00.0%Unchanged
Wealth Alliance584$562.1K0.07%−29−4.7%Reduced
YHB Investment Advisors, Inc.577$555.4K0.05%−56−8.8%Reduced
Klingenstein Fields & Co LP575$553.4K0.02%00.0%Unchanged
Jupiter Wealth Management LLC571$545.7K0.29%+434+316.8%Added
Ritholtz Wealth Management566$544.8K0.02%+69+13.9%Added
Sentry Investment Management LLC560$539.0K0.21%00.0%Unchanged
Cognios Beta Neutral Large Cap Fund, LP560$539.0K0.70%−118−17.4%Reduced
Emerald Advisers, LLC559$538.0K0.02%−53−8.7%Reduced
Delta Financial Group, Inc.559$538.0K0.16%−100−15.2%Reduced
Premier Path Wealth Partners, LLC558$536.9K0.10%+42+8.1%Added
Redwood Wealth Management Group, LLC556$535.1K0.57%00.0%Unchanged
Harbour Investments, Inc.553$532.3K0.02%+162+41.4%Added
Savant Capital, LLC549$528.4K0.01%+35+6.8%Added
Oracle Alpha Inc.549$528.4K0.95%−144−20.8%Reduced
Jackson Creek Investment Advisors LLC546$526.0K0.19%−127−18.9%Reduced
Montecito Bank & Trust540$519.7K0.10%+540New
AlTi Global, Inc.538$517.8K0.01%+103+23.7%Added
Nixon Peabody Trust Co536$515.9K0.05%+536New
Concord Wealth Partners530$510.1K0.09%+49+10.2%Added
Allworth Financial LP528$508.2K0.00%+166+45.9%Added
Icon Wealth Advisors, LLC528$508.2K0.05%+35+7.1%Added
Concord Asset Management, LLC524$504.3K0.13%+48+10.1%Added
Aigen Investment Management, LP523$503.4K0.11%−134−20.4%Reduced
Emergent Wealth Advisors, LLC522$502.4K0.43%+522New
Paces Ferry Wealth Advisors, LLC514$494.7K0.32%−14−2.7%Reduced
Rothschild Investment LLC513$493.8K0.04%+12+2.4%Added
Eisler Capital (UK) Ltd.512$492.8K0.06%−350−40.6%Reduced
GPS Wealth Strategies Group, LLC512$492.5K0.08%−1−0.2%Reduced
Seaport Global Advisors, LLC511$491.8K1.00%+511New
Personal Cfo Solutions, LLC510$490.9K0.08%−16−3.0%Reduced
Fullerton Fund Management Co Ltd.509$489.9K0.02%+509New
Adell Harriman & Carpenter Inc507$488.0K0.04%00.0%Unchanged
Horizon Wealth Management, LLC506$487.0K0.13%+15+3.1%Added
IFP Advisors, Inc505$486.2K0.02%+16+3.3%Added
Ascent Group, LLC505$486.1K0.04%−223−30.6%Reduced
Integrated Wealth Concepts LLC504$485.1K0.01%+102+25.4%Added
Brown Brothers Harriman & Co502$483.2K0.00%−189−27.4%Reduced
NJ State Employees Deferred Compensation Plan500$481.2K0.06%00.0%Unchanged
Sonora Investment Management Group, LLC500$481.2K0.04%00.0%Unchanged
Keynote Financial Services LLC500$481.2K0.40%+500New
Advanced Portfolio Management, LLC498$479.3K0.91%+498New
Choate Investment Advisors495$476.4K0.01%−60−10.8%Reduced
Venturi Wealth Management, LLC494$475.5K0.03%−3−0.6%Reduced
LCM Capital Management Inc490$471.6K0.30%+4+0.8%Added
Skopos Labs, Inc.484$469.1K0.20%−14−2.8%Reduced
Centiva Capital, LP487$468.7K0.03%+460+1,703.7%Added
Mission Creek Capital Partners, Inc.487$468.7K0.12%+487New
Chesley Taft & Associates LLC485$466.8K0.02%00.0%Unchanged
Wealthspire Advisors, LLC484$465.8K0.01%−54−10.0%Reduced
Smartleaf Asset Management LLC481$464.8K0.09%+217+82.2%Added
Everhart Financial Group, Inc.479$461.0K0.13%+68+16.5%Added
Newman Dignan & Sheerar, Inc.478$460.1K0.12%−70−12.8%Reduced
ZWJ Investment Counsel Inc478$460.1K0.02%+478New
EverSource Wealth Advisors, LLC516$459.6K0.04%−9−1.7%Reduced
Avantax Planning Partners, Inc.474$456.2K0.01%+155+48.6%Added
Patten & Patten Inc472$454.3K0.03%+6+1.3%Added
Cim Investment Mangement Inc471$453.3K0.14%00.0%Unchanged
Nebula Research & Development LLC469$451.4K0.10%−1,079−69.7%Reduced
Green Alpha Advisors, LLC468$450.4K0.33%+7+1.5%Added
Argonautica Private Wealth Management, Inc466$448.5K0.16%00.0%Unchanged
Kapitalo Investimentos Ltda464$446.6K0.10%+224+93.3%Added
First Western Trust Bank463$445.6K0.02%00.0%Unchanged
Hamilton Wealth, LLC461$443.7K0.14%+193+72.0%Added
River Street Advisors LLC460$442.7K0.30%+30+7.0%Added
Rossmore Private Capital460$442.7K0.06%00.0%Unchanged
AE Wealth Management LLC458$440.8K0.00%−3,210−87.5%Reduced
Davenport & Co LLC452$435.0K0.00%+78+20.9%Added
Worldquant Millennium Advisors LLC449$432.2K0.01%−1,049−70.0%Reduced
Csenge Advisory Group449$432.2K0.02%+49+12.3%Added
AIFG Consultants Ltd.444$428.2K0.31%+2+0.5%Added
Northern Oak Wealth Management Inc444$427.3K0.05%−55−11.0%Reduced