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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
Wintrust Investments LLC303$266.0K0.03%−48−13.7%Reduced
Peregrine Asset Advisers, Inc.303$266.1K0.13%00.0%Unchanged
Gitterman Wealth Management, LLC303$266.1K0.12%−94−23.7%Reduced
Key Financial Inc306$268.8K0.07%00.0%Unchanged
Journey Strategic Wealth LLC307$269.6K0.01%+307New
Congress Wealth Management LLC307$270.7K0.00%+307New
Ellevest, Inc.309$271.4K0.02%−75−19.5%Reduced
Regent Peak Wealth Advisors LLC309$271.4K0.07%+10+3.3%Added
Drive Wealth Management, LLC311$273.1K0.09%+12+4.0%Added
Hara Capital LLC312$274.0K0.19%+312New
Angeles Wealth Management, LLC314$275.8K0.03%+2+0.6%Added
CX Institutional315$276.7K0.01%+4+1.3%Added
Cullen/Frost Bankers, Inc.317$278.4K0.00%−20−5.9%Reduced
Forefront Analytics, LLC319$280.2K0.14%+26+8.9%Added
WESPAC Advisors, LLC319$280.2K0.19%−16−4.8%Reduced
Avantax Planning Partners, Inc.319$280.2K0.01%00.0%Unchanged
Principal Securities, Inc.319$280.2K0.01%+319New
Harel Insurance Investments & Financial Services Ltd.320$281.0K0.00%−403−55.7%Reduced
Koss-Olinger Consulting, LLC320$281.0K0.03%00.0%Unchanged
Westover Capital Advisors, LLC320$281.1K0.09%00.0%Unchanged
We Are One Seven, LLC320$281.1K0.02%+75+30.6%Added
Partners Capital Investment Group, LLP321$281.9K0.01%+321New
Fort, L.P.323$283.7K0.70%−25−7.2%Reduced
JB Capital LLC325$285.4K0.02%00.0%Unchanged
StoneCrest Wealth Management, Inc.325$285.4K0.27%+325New
Merit Financial Group, LLC327$286.8K0.01%−379−53.7%Reduced
Portland Investment Counsel Inc.327$287.0K0.10%00.0%Unchanged
Atomi Financial Group, Inc.327$287.2K0.04%+327New
Gratus Wealth Advisors, LLC328$288.1K0.06%+328New
Belpointe Asset Management LLC329$289.0K0.03%−483−59.5%Reduced
Fortis Capital Advisors, LLC329$289.0K0.16%−16−4.6%Reduced
Berger Financial Group, Inc329$289.0K0.03%−3−0.9%Reduced
Custom Index Systems, LLC329$289.0K0.18%+329New
KRS Capital Management, LLC330$289.8K0.27%00.0%Unchanged
Kovack Advisors, Inc.332$291.6K0.03%−3−0.9%Reduced
PDS Planning, Inc337$296.0K0.03%−1−0.3%Reduced
Beaumont Financial Advisors, LLC337$296.0K0.03%+10+3.1%Added
Hollencrest Capital Management339$297.7K0.03%−13−3.7%Reduced
Ruggaard & Associates LLC342$300.4K0.16%−61−15.1%Reduced
Washington Trust Co342$300.4K0.01%+2+0.6%Added
Telos Capital Management, Inc.344$302.1K0.04%−11−3.1%Reduced
Haverford Trust Co344$302.1K0.00%+21+6.5%Added
Bartlett & Co. LLC344$303.0K0.00%00.0%Unchanged
Syntax Research, Inc.345$303.0K0.25%00.0%Unchanged
Bartlett & Co. Wealth Management LLC344$303.3K0.00%00.0%Unchanged
Empirical Asset Management, LLC346$303.9K0.25%−749−68.4%Reduced
Daymark Wealth Partners, LLC347$304.8K0.02%+100+40.5%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA348$305.6K0.14%+348New
Morningstar Investment Services LLC350$309.0K0.00%+350New
Jacobs Levy Equity Management, Inc356$312.7K0.00%+356New
Concurrent Investment Advisors, LLC357$313.5K0.01%+357New
Impact Partnership Wealth, LLC357$313.6K0.11%+356+35,600.0%Added
Waldron Private Wealth LLC359$315.3K0.01%+61+20.5%Added
Allstate Corp361$317.1K0.02%−10−2.7%Reduced
Allworth Financial LP362$317.9K0.00%+4+1.1%Added
Fidelis Capital Partners, LLC364$319.7K0.07%+364New
Strategic Investment Advisors365$320.6K0.05%+1+0.3%Added
Avestar Capital, LLC365$320.6K0.04%+365New
Psagot Value Holdings Ltd. / (Israel)365$322.0K0.15%00.0%Unchanged
Phraction Management LLC367$322.3K0.14%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.368$323.2K0.08%+368New
Solstein Capital, LLC371$325.8K0.24%00.0%Unchanged
Quent Capital, LLC371$325.8K0.04%+14+3.9%Added
Marino, Stram & Associates LLC372$326.7K0.08%00.0%Unchanged
Jupiter Asset Management Ltd372$326.7K0.00%+372New
TFB Advisors LLC373$327.6K0.17%−240−39.2%Reduced
Davenport & Co LLC374$328.5K0.00%−3−0.8%Reduced
Crew Capital Management, Ltd.375$329.4K0.34%+375New
McLean Asset Management Corp361$329.7K0.12%−3−0.8%Reduced
DGS Capital Management, LLC376$330.2K0.13%−1−0.3%Reduced
Willner & Heller, LLC379$332.9K0.37%+379New
Rock Point Advisors, LLC380$333.8K0.10%−20−5.0%Reduced
Avitas Wealth Management LLC382$335.5K0.06%−149−28.1%Reduced
Platte River Wealth Advisors, LLC383$336.4K0.11%−5−1.3%Reduced
Gradient Capital Advisors, LLC384$337.3K0.13%00.0%Unchanged
Keudell/Morrison Wealth Management384$337.3K0.11%00.0%Unchanged
Empower Advisory Group, LLC389$341.7K0.00%+389New
Alps Advisors Inc390$342.5K0.00%−10−2.5%Reduced
Childress Capital Advisors, LLC390$342.5K0.10%+28+7.7%Added
Harbour Investments, Inc.391$343.4K0.01%+7+1.8%Added
Financial Advocates Investment Management393$345.2K0.02%+80+25.6%Added
Physicians Financial Services, Inc.395$347.0K0.13%00.0%Unchanged
Aspiriant, LLC398$349.6K0.02%+56+16.4%Added
Security National Bank400$351.3K0.08%00.0%Unchanged
Schwartz Investment Counsel Inc400$351.3K0.01%00.0%Unchanged
Csenge Advisory Group400$351.3K0.02%+107+36.5%Added
Integrated Wealth Concepts LLC402$353.1K0.01%−55−12.0%Reduced
Guardian Wealth Advisors, LLC405$355.7K0.05%−14−3.3%Reduced
Welch Group, LLC410$359.9K0.02%+140+51.9%Added
Deroy & Devereaux Private Investment Counsel Inc410$360.0K0.02%00.0%Unchanged
Scotia Capital Inc.411$360.9K0.00%+117+39.8%Added
Everhart Financial Group, Inc.411$361.0K0.13%+23+5.9%Added
Stevens Capital Management LP418$367.0K0.09%+418New
Sicart Associates LLC419$368.0K0.14%00.0%Unchanged
Ameritas Advisory Services, LLC408$371.0K0.02%+126+44.7%Added
Stratos Wealth Partners, LTD.423$371.5K0.01%−43−9.2%Reduced
Meixler Investment Management, Ltd.426$374.2K0.31%−27−6.0%Reduced
Adviser Investments LLC427$375.0K0.01%+427New
River Street Advisors LLC430$377.7K0.30%−57−11.7%Reduced
First National Bank of Omaha431$378.5K0.02%−95−18.1%Reduced