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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
Tower Bridge Advisors617$593.9K0.06%00.0%Unchanged
Conning Inc.619$595.8K0.02%+47+8.2%Added
Stratos Wealth Partners, LTD.625$601.6K0.01%+202+47.8%Added
Bryn Mawr Trust Co627$603.5K0.02%+627New
Deseret Mutual Benefit Administrators628$604.4K0.30%+6+1.0%Added
Connective Portfolio Management, LLC630$606.4K1.07%00.0%Unchanged
Compagnie Lombard Odier SCmA645$620.8K0.01%−45−6.5%Reduced
Farther Finance Advisors, LLC640$620.8K0.04%+4+0.6%Added
TFB Advisors LLC691$624.3K0.23%+318+85.3%Added
Huntington National Bank652$627.5K0.01%+174+36.4%Added
Great Valley Advisor Group, Inc.654$629.4K0.02%+2+0.3%Added
NorthRock Partners, LLC659$634.3K0.02%+20+3.1%Added
Lincoln National Corp668$642.9K0.01%−103−13.4%Reduced
Penobscot Investment Management Company, Inc.670$644.9K0.07%−4−0.6%Reduced
Gerber Kawasaki Wealth & Investment Management672$646.8K0.03%+672New
Soltis Investment Advisors LLC674$649.0K0.07%−9−1.3%Reduced
Clarius Group, LLC677$651.6K0.04%−105−13.4%Reduced
Moneta Group Investment Advisors LLC678$652.6K0.01%+109+19.2%Added
Simon Quick Advisors, LLC680$654.5K0.05%+231+51.4%Added
Harel Insurance Investments & Financial Services Ltd.682$656.0K0.01%+362+113.1%Added
Kinneret Advisory, LLC682$656.4K0.07%−2−0.3%Reduced
Samalin Investment Counsel, LLC683$657.4K0.31%−22−3.1%Reduced
FourThought Financial Partners, LLC688$662.2K0.08%−18−2.5%Reduced
Avestar Capital, LLC688$662.2K0.08%+323+88.5%Added
Everpar Advisors LLC689$663.2K0.40%−201−22.6%Reduced
Checchi Capital Advisers, LLC690$664.1K0.05%+23+3.4%Added
Wedbush Securities Inc696$670.0K0.02%+102+17.2%Added
Investment House LLC699$672.8K0.04%00.0%Unchanged
Baader Bank INC705$678.6K0.06%−35−4.7%Reduced
Morningstar Investment Management LLC706$680.0K0.07%00.0%Unchanged
D.A. Davidson & Co.709$682.4K0.01%00.0%Unchanged
JSF Financial, LLC711$684.3K0.21%+53+8.1%Added
Clough Capital Partners L P715$688.2K0.08%00.0%Unchanged
Merit Financial Group, LLC723$691.4K0.02%+396+121.1%Added
Fox Run Management, L.L.C.721$694.0K0.15%+45+6.7%Added
SRB Corp724$696.8K0.04%+86+13.5%Added
Per Stirling Capital Management, LLC.730$702.2K0.12%00.0%Unchanged
Stonebridge Capital Management Inc735$707.0K0.32%00.0%Unchanged
Horizon Kinetics Asset Management LLC736$708.4K0.01%+1+0.1%Added
SevenBridge Financial Group, LLC741$709.1K0.16%−155−17.3%Reduced
International Assets Investment Management, LLC736$713.4K0.07%+63+9.4%Added
Lecap Asset Management Ltd743$715.1K0.15%+464+166.3%Added
Traphagen Investment Advisors LLC745$717.5K0.08%−202−21.3%Reduced
Lake Street Advisors Group, LLC746$718.1K0.03%+30+4.2%Added
Central Pacific Bank - Trust Division742$719.2K0.09%+742New
Tectonic Advisors LLC751$722.8K0.06%−32−4.1%Reduced
Bordeaux Wealth Advisors LLC752$723.8K0.24%−10−1.3%Reduced
Copperwynd Financial, LLC753$725.2K0.26%−12−1.6%Reduced
FCG Investment Co754$725.7K0.58%+31+4.3%Added
Skba Capital Management LLC755$726.7K0.11%+5+0.7%Added
J.W. Cole Advisors, Inc.755$727.0K0.04%−31−3.9%Reduced
Fukoku Mutual Life Insurance Co759$730.5K0.06%−80−9.5%Reduced
Pinnacle Wealth Management Advisory Group, LLC763$734.4K0.08%+63+9.0%Added
Leonteq Securities AG767$738.2K0.10%−173−18.4%Reduced
WealthTrust Asset Management, LLC772$743.0K0.57%+772New
Whittier Trust Co774$745.0K0.01%00.0%Unchanged
Cassia Capital Partners, LLC777$747.9K0.50%+156+25.1%Added
Symmetry Partners, LLC779$750.0K0.06%−94−10.8%Reduced
Concurrent Investment Advisors, LLC794$764.1K0.03%+437+122.4%Added
DRW Securities, LLC818$766.1K0.04%+818New
Arcataur Capital Management LLC800$770.0K0.28%00.0%Unchanged
ASB Consultores, LLC800$770.0K0.20%+800New
Robinson Smith Wealth Advisors LLC802$771.9K0.74%+1+0.1%Added
Kingsview Wealth Management, LLC804$773.8K0.02%00.0%Unchanged
Forum Financial Management, LP805$774.8K0.01%−2−0.2%Reduced
Umb Bank N A806$775.8K0.01%00.0%Unchanged
Legacy Financial Advisors, Inc.809$778.7K0.14%+60+8.0%Added
Independent Financial Group, LLC819$788.3K0.04%+52+6.8%Added
King Luther Capital Management Corp828$796.9K0.00%00.0%Unchanged
Resources Investment Advisors, LLC.829$797.8K0.01%+354+74.5%Added
Pitcairn Co838$806.6K0.05%+51+6.5%Added
Cyndeo Wealth Partners, LLC839$807.5K0.07%00.0%Unchanged
Valeo Financial Advisors, LLC895$811.4K0.03%+255+39.8%Added
Westpac Banking Corp843$811.4K0.06%−18−2.1%Reduced
Headlands Technologies LLC845$813.3K0.20%−398−32.0%Reduced
Geneos Wealth Management Inc.846$814.3K0.04%−18−2.1%Reduced
Chiron Investment Management, LLC846$814.3K0.35%+231+37.6%Added
Shikiar Asset Management Inc849$817.0K0.24%+11+1.3%Added
USA Financial Portformulas Corp852$820.0K0.13%+852New
Meridian Investment Counsel Inc.854$822.0K0.27%−35−3.9%Reduced
National Asset Management, Inc.1,006$827.6K0.02%−158−13.6%Reduced
CAPROCK Group, Inc.865$832.6K0.05%+68+8.5%Added
Moors & Cabot, Inc.866$833.5K0.05%+25+3.0%Added
Formidable Asset Management, LLC875$842.2K0.14%+91+11.6%Added
Westhampton Capital, LLC878$845.1K0.46%+15+1.7%Added
XR Securities LLC881$848.0K0.25%−3,126−78.0%Reduced
GAMMA Investing LLC884$850.8K0.17%+154+21.1%Added
Syon Capital LLC889$855.7K0.08%+107+13.7%Added
Princeton Capital Management LLC892$858.5K0.31%+35+4.1%Added
Circle Wealth Management, LLC895$861.4K0.02%00.0%Unchanged
Nomura Holdings Inc903$869.1K0.01%−4,034−81.7%Reduced
Aptus Capital Advisors, LLC903$869.1K0.02%+124+15.9%Added
Biondo Investment Advisors, LLC905$871.1K0.13%00.0%Unchanged
Brighton Jones LLC906$872.4K0.03%−33−3.5%Reduced
Institute for Wealth Management, LLC.907$872.6K0.11%+1+0.1%Added
Heartland Bank & Trust Co910$875.9K0.51%+4+0.4%Added
Plancorp, LLC910$875.9K0.04%+12+1.3%Added
Stephens Inc913$878.8K0.01%+192+26.6%Added
Johnson Financial Group, Inc.913$878.8K0.05%+46+5.3%Added
Knollwood Investment Advisory, LLC920$885.5K0.16%00.0%Unchanged