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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
Covestor Ltd202$195.0K0.12%+14+7.4%Added
Change Path, LLC208$200.0K0.01%+208New
Legacy Advisors, LLC208$200.2K0.03%+208New
Armstrong, Fleming & Moore, Inc209$201.2K0.14%+209New
Accurate Wealth Management, LLC225$201.8K0.06%−34−13.1%Reduced
Buckingham Strategic Partners210$202.1K0.01%+210New
Cooke & Bieler LP210$202.1K0.00%+210New
Integrated Advisors Network LLC211$202.7K0.01%−46−17.9%Reduced
Congress Wealth Management LLC210$203.0K0.00%−97−31.6%Reduced
FineMark National Bank & Trust211$203.1K0.01%+211New
Vise Technologies, Inc.212$204.0K0.04%+212New
Douglass Winthrop Advisors, LLC214$206.0K0.00%+214New
Optiver Holding B.V.214$206.0K0.01%+214New
9258 Wealth Management, LLC215$206.9K0.03%+215New
Fulton Breakefield Broenniman LLC216$207.9K0.02%+216New
NDVR, Inc.218$209.8K0.20%+218New
Arthur M. Cohen & Associates, LLC220$211.7K0.04%−25−10.2%Reduced
Mirova221$212.7K0.04%00.0%Unchanged
JJJ Advisors Inc.221$212.7K0.05%+37+20.1%Added
First City Capital Management, Inc.223$214.6K0.12%+223New
Wealth Group, Ltd.224$216.0K0.16%+224New
1492 Capital Management LLC225$216.6K0.12%−13−5.5%Reduced
Johnson Investment Counsel Inc225$216.6K0.00%+225New
Fifth Third Wealth Advisors LLC225$216.6K0.03%+225New
Cobblestone Capital Advisors LLC225$216.6K0.01%+225New
Asahi Life Asset Management Co., Ltd.227$218.5K0.13%+227New
180 Wealth Advisors, LLC227$218.5K0.04%+227New
First Trust Investment Solutions L.P.229$220.4K0.04%00.0%Unchanged
Aureus Asset Management, LLC233$224.3K0.02%−45−16.2%Reduced
Signature Wealth Management Partners, LLC233$224.3K0.18%00.0%Unchanged
Kelly Lawrence W & Associates Inc234$225.2K0.05%−6−2.5%Reduced
Planned Solutions, Inc.234$225.2K0.11%00.0%Unchanged
Good Life Advisors, LLC234$225.2K0.02%00.0%Unchanged
Principal Street Partners, LLC232$225.9K0.04%00.0%Unchanged
StoneX Group Inc.235$226.2K0.02%−42−15.2%Reduced
Aaron Wealth Advisors235$226.2K0.03%+235New
Range Financial Group LLC238$229.1K0.12%+238New
KPP Advisory Services LLC239$230.0K0.06%−4−1.6%Reduced
Gamco Investors, Inc. Et Al239$230.0K0.00%+239New
Custom Index Systems, LLC240$231.0K0.13%−89−27.1%Reduced
CWA Asset Management Group, LLC240$231.0K0.01%+240New
Meeder Asset Management Inc241$232.0K0.01%+241New
Tidemark, LLC244$234.4K0.13%+22+9.9%Added
Vantage Consulting Group Inc244$234.8K0.15%−33−11.9%Reduced
Ipswich Investment Management Co., Inc.245$235.8K0.06%00.0%Unchanged
Fort Sheridan Advisors LLC245$235.8K0.04%00.0%Unchanged
Adalta Capital Management LLC245$235.8K0.13%00.0%Unchanged
Jaffetilchin Investment Partners, LLC247$237.7K0.02%−19−7.1%Reduced
TLS Advisors LLC250$240.0K0.59%00.0%Unchanged
Estabrook Capital Management250$240.6K0.04%00.0%Unchanged
Rodgers Brothers Inc.250$240.6K0.03%00.0%Unchanged
Tiemann Investment Advisors, LLC250$240.6K0.11%00.0%Unchanged
Campion Asset Management LLC250$240.6K0.19%00.0%Unchanged
Roberts Capital Advisors, LLC250$240.6K0.23%+250New
Catalina Capital Group, LLC250$240.6K0.10%+250New
Klingman & Associates, LLC251$241.6K0.02%+4+1.6%Added
Geller Advisors LLC251$241.6K0.02%+15+6.4%Added
TrinityPoint Wealth, LLC259$249.3K0.04%−3−1.1%Reduced
Flagship Harbor Advisors, LLC259$249.3K0.02%+19+7.9%Added
Fielder Capital Group LLC260$250.2K0.11%−4−1.5%Reduced
Essex Financial Services, Inc.260$250.2K0.02%+260New
Brave Asset Management Inc261$251.2K0.07%00.0%Unchanged
Gallagher Fiduciary Advisors, LLC262$252.2K0.01%−12−4.4%Reduced
TFC Financial Management263$253.1K0.04%00.0%Unchanged
Twin Lakes Capital Management, LLC266$256.0K0.17%00.0%Unchanged
Coastal Investment Advisors, Inc.266$256.0K0.05%+266New
Abbrea Capital, LLC268$258.0K0.03%00.0%Unchanged
Columbia Asset Management295$259.0K0.05%00.0%Unchanged
Lipe & Dalton269$259.0K0.13%00.0%Unchanged
Morningstar Investment Services LLC269$260.0K0.00%−81−23.1%Reduced
Sivia Capital Partners, LLC271$260.8K0.18%00.0%Unchanged
Mendel Money Management273$262.8K0.12%+1+0.4%Added
Main Street Financial Solutions, LLC273$262.8K0.03%+6+2.2%Added
Old National Bancorp274$263.7K0.01%+274New
Onefund, LLC274$265.6K0.32%−10−3.5%Reduced
HCR Wealth Advisors277$266.6K0.04%−5−1.8%Reduced
Portfolio Design Labs, LLC278$267.6K0.09%−242−46.5%Reduced
North Star Asset Management Inc278$267.6K0.01%00.0%Unchanged
Childress Capital Advisors, LLC279$268.5K0.08%−111−28.5%Reduced
Arjuna Capital279$268.5K0.08%+18+6.9%Added
Quotient Wealth Partners, LLC279$268.5K0.01%+279New
Haverford Trust Co280$269.5K0.00%−64−18.6%Reduced
Asset Planning Corporation280$269.5K0.20%00.0%Unchanged
Bard Financial Services, Inc.280$269.5K0.03%00.0%Unchanged
Five Oceans Advisors281$270.5K0.14%00.0%Unchanged
Pacific Sage Partners, LLC284$273.3K0.07%00.0%Unchanged
Fort, L.P.285$274.3K0.69%−38−11.8%Reduced
Private Trust Co NA286$275.3K0.03%+36+14.4%Added
Summit X, LLC288$277.2K0.07%−546−65.5%Reduced
Capital Investment Counsel, Inc288$277.2K0.05%00.0%Unchanged
FDx Advisors, Inc.292$281.0K0.04%−690−70.3%Reduced
Beaumont Financial Advisors, LLC292$281.0K0.02%−45−13.4%Reduced
Capital Investment Advisors, LLC292$281.4K0.01%−3−1.0%Reduced
Shufro Rose & Co LLC293$282.0K0.02%00.0%Unchanged
Wealthcare Advisory Partners LLC294$283.0K0.01%+37+14.4%Added
Catalyst Financial Partners LLC314$283.0K0.07%+19+6.4%Added
ICA Group Wealth Management, LLC295$283.9K0.06%+101+52.1%Added
First Citizens Bank & Trust Co295$283.9K0.01%+295New
Winthrop Advisory Group LLC295$283.9K0.04%−5−1.7%Reduced
United Advisor Group, LLC295$283.9K0.11%+295New