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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
Nelson, Van Denburg & Campbell Wealth Management Group, LLC986$949.0K0.04%−42−4.1%Reduced
Altfest L J & Co Inc983$946.0K0.14%+18+1.9%Added
NVWM, LLC979$942.3K0.26%+84+9.4%Added
Humankind Investments LLC974$937.5K0.25%−90−8.5%Reduced
Plimoth Trust Co LLC968$931.7K0.25%−164−14.5%Reduced
Quadrant Capital Group LLC967$930.7K0.07%+8+0.8%Added
Schechter Investment Advisors, LLC967$930.7K0.07%−2−0.2%Reduced
Mather Group, LLC.1,049$921.1K0.01%+4+0.4%Added
Mutual Advisors, LLC956$920.1K0.03%−739−43.6%Reduced
Insigneo Advisory Services, LLC952$916.3K0.11%+250+35.6%Added
Symmetry Investments LP950$914.4K0.10%+950New
Montag A & Associates Inc947$911.5K0.05%+20+2.2%Added
Eqis Capital Management, Inc.934$899.2K0.07%−520−35.8%Reduced
Knollwood Investment Advisory, LLC920$885.5K0.16%00.0%Unchanged
Johnson Financial Group, Inc.913$878.8K0.05%+46+5.3%Added
Stephens Inc913$878.8K0.01%+192+26.6%Added
Heartland Bank & Trust Co910$875.9K0.51%+4+0.4%Added
Plancorp, LLC910$875.9K0.04%+12+1.3%Added
Institute for Wealth Management, LLC.907$872.6K0.11%+1+0.1%Added
Brighton Jones LLC906$872.4K0.03%−33−3.5%Reduced
Biondo Investment Advisors, LLC905$871.1K0.13%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
Circle Wealth Management, LLC895$861.4K0.02%00.0%Unchanged
Princeton Capital Management LLC892$858.5K0.31%+35+4.1%Added
Syon Capital LLC889$855.7K0.08%+107+13.7%Added
GAMMA Investing LLC884$850.8K0.17%+154+21.1%Added
XR Securities LLC881$848.0K0.25%−3,126−78.0%Reduced
Westhampton Capital, LLC878$845.1K0.46%+15+1.7%Added
Formidable Asset Management, LLC875$842.2K0.14%+91+11.6%Added
Moors & Cabot, Inc.866$833.5K0.05%+25+3.0%Added
CAPROCK Group, Inc.865$832.6K0.05%+68+8.5%Added
National Asset Management, Inc.1,006$827.6K0.02%−158−13.6%Reduced
Meridian Investment Counsel Inc.854$822.0K0.27%−35−3.9%Reduced
USA Financial Portformulas Corp852$820.0K0.13%+852New
Shikiar Asset Management Inc849$817.0K0.24%+11+1.3%Added
Geneos Wealth Management Inc.846$814.3K0.04%−18−2.1%Reduced
Chiron Investment Management, LLC846$814.3K0.35%+231+37.6%Added
Headlands Technologies LLC845$813.3K0.20%−398−32.0%Reduced
Westpac Banking Corp843$811.4K0.06%−18−2.1%Reduced
Valeo Financial Advisors, LLC895$811.4K0.03%+255+39.8%Added
Cyndeo Wealth Partners, LLC839$807.5K0.07%00.0%Unchanged
Pitcairn Co838$806.6K0.05%+51+6.5%Added
Resources Investment Advisors, LLC.829$797.8K0.01%+354+74.5%Added
King Luther Capital Management Corp828$796.9K0.00%00.0%Unchanged
Independent Financial Group, LLC819$788.3K0.04%+52+6.8%Added
Legacy Financial Advisors, Inc.809$778.7K0.14%+60+8.0%Added
Umb Bank N A806$775.8K0.01%00.0%Unchanged
Forum Financial Management, LP805$774.8K0.01%−2−0.2%Reduced
Kingsview Wealth Management, LLC804$773.8K0.02%00.0%Unchanged
Robinson Smith Wealth Advisors LLC802$771.9K0.74%+1+0.1%Added
Arcataur Capital Management LLC800$770.0K0.28%00.0%Unchanged
ASB Consultores, LLC800$770.0K0.20%+800New
DRW Securities, LLC818$766.1K0.04%+818New
Concurrent Investment Advisors, LLC794$764.1K0.03%+437+122.4%Added
Symmetry Partners, LLC779$750.0K0.06%−94−10.8%Reduced
Cassia Capital Partners, LLC777$747.9K0.50%+156+25.1%Added
Whittier Trust Co774$745.0K0.01%00.0%Unchanged
WealthTrust Asset Management, LLC772$743.0K0.57%+772New
Leonteq Securities AG767$738.2K0.10%−173−18.4%Reduced
Pinnacle Wealth Management Advisory Group, LLC763$734.4K0.08%+63+9.0%Added
Fukoku Mutual Life Insurance Co759$730.5K0.06%−80−9.5%Reduced
J.W. Cole Advisors, Inc.755$727.0K0.04%−31−3.9%Reduced
Skba Capital Management LLC755$726.7K0.11%+5+0.7%Added
FCG Investment Co754$725.7K0.58%+31+4.3%Added
Copperwynd Financial, LLC753$725.2K0.26%−12−1.6%Reduced
Bordeaux Wealth Advisors LLC752$723.8K0.24%−10−1.3%Reduced
Tectonic Advisors LLC751$722.8K0.06%−32−4.1%Reduced
Central Pacific Bank - Trust Division742$719.2K0.09%+742New
Lake Street Advisors Group, LLC746$718.1K0.03%+30+4.2%Added
Traphagen Investment Advisors LLC745$717.5K0.08%−202−21.3%Reduced
Lecap Asset Management Ltd743$715.1K0.15%+464+166.3%Added
International Assets Investment Management, LLC736$713.4K0.07%+63+9.4%Added
SevenBridge Financial Group, LLC741$709.1K0.16%−155−17.3%Reduced
Horizon Kinetics Asset Management LLC736$708.4K0.01%+1+0.1%Added
Stonebridge Capital Management Inc735$707.0K0.32%00.0%Unchanged
Per Stirling Capital Management, LLC.730$702.2K0.12%00.0%Unchanged
SRB Corp724$696.8K0.04%+86+13.5%Added
Fox Run Management, L.L.C.721$694.0K0.15%+45+6.7%Added
Merit Financial Group, LLC723$691.4K0.02%+396+121.1%Added
Clough Capital Partners L P715$688.2K0.08%00.0%Unchanged
JSF Financial, LLC711$684.3K0.21%+53+8.1%Added
D.A. Davidson & Co.709$682.4K0.01%00.0%Unchanged
Morningstar Investment Management LLC706$680.0K0.07%00.0%Unchanged
Baader Bank INC705$678.6K0.06%−35−4.7%Reduced
Investment House LLC699$672.8K0.04%00.0%Unchanged
Wedbush Securities Inc696$670.0K0.02%+102+17.2%Added
Checchi Capital Advisers, LLC690$664.1K0.05%+23+3.4%Added
Everpar Advisors LLC689$663.2K0.40%−201−22.6%Reduced
FourThought Financial Partners, LLC688$662.2K0.08%−18−2.5%Reduced
Avestar Capital, LLC688$662.2K0.08%+323+88.5%Added
Samalin Investment Counsel, LLC683$657.4K0.31%−22−3.1%Reduced
Kinneret Advisory, LLC682$656.4K0.07%−2−0.3%Reduced
Harel Insurance Investments & Financial Services Ltd.682$656.0K0.01%+362+113.1%Added
Simon Quick Advisors, LLC680$654.5K0.05%+231+51.4%Added
Moneta Group Investment Advisors LLC678$652.6K0.01%+109+19.2%Added
Clarius Group, LLC677$651.6K0.04%−105−13.4%Reduced
Soltis Investment Advisors LLC674$649.0K0.07%−9−1.3%Reduced
Gerber Kawasaki Wealth & Investment Management672$646.8K0.03%+672New
Penobscot Investment Management Company, Inc.670$644.9K0.07%−4−0.6%Reduced