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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
Bogart Wealth, LLC28$24.6K0.00%−8−22.2%Reduced
Caldwell Trust Co28$24.6K0.00%00.0%Unchanged
Proequities, Inc.28$24.6K0.00%+7+33.3%Added
Hazlett, Burt & Watson, Inc.30$26.0K0.02%00.0%Unchanged
Hanson & Doremus Investment Management30$26.0K0.00%00.0%Unchanged
Kessler Investment Group, LLC30$26.3K0.02%00.0%Unchanged
Versant Capital Management, Inc31$27.2K0.01%−2−6.1%Reduced
Jackson, Grant Investment Advisers, Inc.31$27.2K0.01%00.0%Unchanged
O'Dell Group, LLC31$27.2K0.01%+31New
Abound Wealth Management32$27.8K0.01%+7+28.0%Added
Annis Gardner Whiting Capital Advisors, LLC32$28.1K0.01%+1+3.2%Added
JFS Wealth Advisors, LLC34$29.9K0.00%00.0%Unchanged
Hantz Financial Services, Inc.34$30.0K0.00%00.0%Unchanged
Strengthening Families & Communities, LLC35$30.7K0.02%00.0%Unchanged
Fortitude Family Office, LLC35$30.7K0.02%+35New
Bell Investment Advisors, Inc35$30.7K0.01%−3−7.9%Reduced
MCF Advisors LLC36$31.6K0.00%+12+50.0%Added
Sunbelt Securities, Inc.37$32.5K0.00%+3+8.8%Added
Addison Advisors LLC38$33.4K0.01%00.0%Unchanged
Coppell Advisory Solutions LLC40$35.1K0.01%+40New
Byrne Asset Management LLC41$35.8K0.03%00.0%Unchanged
Criterion Capital Advisors, LLC42$36.9K0.03%+42New
Global Financial Private Client, LLC44$38.6K0.02%00.0%Unchanged
Wiser Advisor Group LLC44$38.6K0.06%+44New
Bruce G. Allen Investments, LLC45$39.5K0.04%+45New
Carolinas Wealth Consulting LLC48$42.2K0.01%00.0%Unchanged
Zions Bancorporation, N.A.50$43.9K0.00%−2−3.8%Reduced
Westside Investment Management, Inc.50$43.9K0.01%00.0%Unchanged
Riggs Asset Managment Co. Inc.55$48.3K0.02%−10−15.4%Reduced
Core Alternative Capital55$48.3K0.01%−6−9.8%Reduced
Brown, Lisle/Cummings, Inc.55$48.3K0.02%00.0%Unchanged
Gleason Group, Inc.55$48.3K0.01%00.0%Unchanged
Bellevue Asset Management, LLC57$50.1K0.04%00.0%Unchanged
Ritter Daniher Financial Advisory LLC58$50.9K0.02%00.0%Unchanged
Castleview Partners, LLC59$51.8K0.04%00.0%Unchanged
GW&K Investment Management, LLC59$52.0K0.00%+1+1.7%Added
Western Pacific Wealth Management, LP60$52.7K0.04%−13−17.8%Reduced
AllSquare Wealth Management LLC60$52.7K0.03%+5+9.1%Added
Partnership Wealth Management, LLC58$54.7K0.04%+58New
Larson Financial Group LLC63$55.3K0.00%−9−12.5%Reduced
Sandy Spring Bank64$55.8K0.00%−176−73.3%Reduced
Manchester Capital Management LLC65$57.1K0.01%+10+18.2%Added
Rosenberg Matthew Hamilton66$58.0K0.02%+6+10.0%Added
Lee Financial Co68$59.7K0.01%+6+9.7%Added
EntryPoint Capital, LLC69$60.6K0.06%+69New
WealthCollab, LLC74$65.0K0.05%+74New
Accent Capital Management, LLC75$65.9K0.05%+75New
MV Capital Management, Inc.83$72.9K0.01%+8+10.7%Added
Eagle Bay Advisors LLC84$73.8K0.05%−1−1.2%Reduced
St. Johns Investment Management Company, LLC86$75.5K0.04%00.0%Unchanged
TSFG, LLC90$79.0K0.02%00.0%Unchanged
Sittner & Nelson, LLC95$83.4K0.04%00.0%Unchanged
Ogorek Anthony Joseph100$87.0K0.03%00.0%Unchanged
Mark Sheptoff Financial Planning, LLC100$87.8K0.05%00.0%Unchanged
Turim 21 Investimentos Ltda.100$87.8K0.03%00.0%Unchanged
Highlander Capital Management, LLC100$87.8K0.03%00.0%Unchanged
Catalyst Capital Advisors LLC100$87.8K0.00%+20+25.0%Added
Newbridge Financial Services Group, Inc.102$89.6K0.04%−10−8.9%Reduced
AdvisorNet Financial, Inc103$90.5K0.01%−20−16.3%Reduced
Turtle Creek Wealth Advisors, LLC104$91.3K0.03%+104New
Heritage Wealth Advisors108$94.9K0.00%00.0%Unchanged
Hall Laurie J Trustee110$97.0K0.04%00.0%Unchanged
CKW Financial Group110$97.0K0.01%00.0%Unchanged
Edmond de Rothschild Holding S.A.111$97.5K0.00%−11−9.0%Reduced
Game Plan Financial Advisors, LLC115$101.0K0.06%+115New
Rowland & Co Investment Counsel116$101.9K0.02%+116New
Centaurus Financial, Inc.117$103.0K0.01%−48−29.1%Reduced
Financial Management Professionals, Inc.123$108.0K0.02%−2−1.6%Reduced
Plato Investment Management Ltd123$108.0K0.13%+123New
LM Advisors LLC125$109.8K0.02%+125New
Glen Eagle Advisors, LLC128$112.4K0.02%00.0%Unchanged
Godsey & Gibb Associates130$114.2K0.01%00.0%Unchanged
Maryland Capital Advisors Inc.130$114.2K0.08%00.0%Unchanged
United Community Bank130$114.2K0.05%00.0%Unchanged
Glassman Wealth Services130$114.2K0.02%+3+2.4%Added
Ronald Blue Trust, Inc.142$116.0K0.00%+66+86.8%Added
Evermay Wealth Management LLC134$117.7K0.02%+134New
Jamison Private Wealth Management, Inc.135$118.6K0.02%−31−18.7%Reduced
Jupiter Wealth Management LLC137$120.3K0.07%00.0%Unchanged
TD Private Client Wealth LLC137$120.3K0.00%+5+3.8%Added
CVA Family Office, LLC137$120.3K0.02%+137New
Smithfield Trust Co141$125.0K0.01%00.0%Unchanged
Itau Unibanco Holding S.A.144$126.5K0.00%−98−40.5%Reduced
M&R Capital Management Inc150$131.7K0.03%00.0%Unchanged
Tortoise Investment Management, LLC150$131.7K0.02%00.0%Unchanged
Ancora Advisors, LLC155$136.1K0.00%−37−19.3%Reduced
Cambridge Trust Co157$137.9K0.01%−11−6.5%Reduced
Emerald Mutual Fund Advisers Trust162$142.3K0.01%+22+15.7%Added
AJOVista, LLC163$143.2K0.18%+163New
Whittier Trust Co of Nevada Inc165$144.9K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC167$146.7K0.03%−5−2.9%Reduced
LMR Partners LLP169$148.4K0.00%−327−65.9%Reduced
Financial Perspectives, Inc174$152.8K0.06%00.0%Unchanged
Pittenger & Anderson Inc175$153.7K0.01%00.0%Unchanged
Creative Financial Designs Inc183$160.3K0.02%+1+0.5%Added
West Tower Group, LLC184$161.6K0.33%+184New
JJJ Advisors Inc.184$161.6K0.04%+24+15.0%Added
Independence Bank of Kentucky186$163.4K0.06%00.0%Unchanged
Parkside Financial Bank & Trust187$164.2K0.03%+25+15.4%Added
First Manhattan Co188$166.0K0.00%+1+0.5%Added