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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
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
Glen Eagle Advisors, LLC128$112.4K0.02%00.0%Unchanged
LM Advisors LLC125$109.8K0.02%+125New
Plato Investment Management Ltd123$108.0K0.13%+123New
Financial Management Professionals, Inc.123$108.0K0.02%−2−1.6%Reduced
Centaurus Financial, Inc.117$103.0K0.01%−48−29.1%Reduced
Rowland & Co Investment Counsel116$101.9K0.02%+116New
Game Plan Financial Advisors, LLC115$101.0K0.06%+115New
Edmond de Rothschild Holding S.A.111$97.5K0.00%−11−9.0%Reduced
Hall Laurie J Trustee110$97.0K0.04%00.0%Unchanged
CKW Financial Group110$97.0K0.01%00.0%Unchanged
Heritage Wealth Advisors108$94.9K0.00%00.0%Unchanged
Turtle Creek Wealth Advisors, LLC104$91.3K0.03%+104New
AdvisorNet Financial, Inc103$90.5K0.01%−20−16.3%Reduced
Newbridge Financial Services Group, Inc.102$89.6K0.04%−10−8.9%Reduced
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
Ogorek Anthony Joseph100$87.0K0.03%00.0%Unchanged
Sittner & Nelson, LLC95$83.4K0.04%00.0%Unchanged
TSFG, LLC90$79.0K0.02%00.0%Unchanged
St. Johns Investment Management Company, LLC86$75.5K0.04%00.0%Unchanged
Eagle Bay Advisors LLC84$73.8K0.05%−1−1.2%Reduced
MV Capital Management, Inc.83$72.9K0.01%+8+10.7%Added
Accent Capital Management, LLC75$65.9K0.05%+75New
WealthCollab, LLC74$65.0K0.05%+74New
EntryPoint Capital, LLC69$60.6K0.06%+69New
Lee Financial Co68$59.7K0.01%+6+9.7%Added
Rosenberg Matthew Hamilton66$58.0K0.02%+6+10.0%Added
Manchester Capital Management LLC65$57.1K0.01%+10+18.2%Added
Sandy Spring Bank64$55.8K0.00%−176−73.3%Reduced
Larson Financial Group LLC63$55.3K0.00%−9−12.5%Reduced
Partnership Wealth Management, LLC58$54.7K0.04%+58New
Western Pacific Wealth Management, LP60$52.7K0.04%−13−17.8%Reduced
AllSquare Wealth Management LLC60$52.7K0.03%+5+9.1%Added
GW&K Investment Management, LLC59$52.0K0.00%+1+1.7%Added
Castleview Partners, LLC59$51.8K0.04%00.0%Unchanged
Ritter Daniher Financial Advisory LLC58$50.9K0.02%00.0%Unchanged
Bellevue Asset Management, LLC57$50.1K0.04%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
Zions Bancorporation, N.A.50$43.9K0.00%−2−3.8%Reduced
Westside Investment Management, Inc.50$43.9K0.01%00.0%Unchanged
Carolinas Wealth Consulting LLC48$42.2K0.01%00.0%Unchanged
Bruce G. Allen Investments, LLC45$39.5K0.04%+45New
Global Financial Private Client, LLC44$38.6K0.02%00.0%Unchanged
Wiser Advisor Group LLC44$38.6K0.06%+44New
Criterion Capital Advisors, LLC42$36.9K0.03%+42New
Byrne Asset Management LLC41$35.8K0.03%00.0%Unchanged
Coppell Advisory Solutions LLC40$35.1K0.01%+40New
Addison Advisors LLC38$33.4K0.01%00.0%Unchanged
Sunbelt Securities, Inc.37$32.5K0.00%+3+8.8%Added
MCF Advisors LLC36$31.6K0.00%+12+50.0%Added
Bell Investment Advisors, Inc35$30.7K0.01%−3−7.9%Reduced
Strengthening Families & Communities, LLC35$30.7K0.02%00.0%Unchanged
Fortitude Family Office, LLC35$30.7K0.02%+35New
Hantz Financial Services, Inc.34$30.0K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC34$29.9K0.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC32$28.1K0.01%+1+3.2%Added
Abound Wealth Management32$27.8K0.01%+7+28.0%Added
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
Kessler Investment Group, LLC30$26.3K0.02%00.0%Unchanged
Hazlett, Burt & Watson, Inc.30$26.0K0.02%00.0%Unchanged
Hanson & Doremus Investment Management30$26.0K0.00%00.0%Unchanged
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
Centiva Capital, LP27$23.7K0.00%−1,380−98.1%Reduced
Grove Bank & Trust27$23.7K0.00%−42−60.9%Reduced
BFSG, LLC25$22.0K0.00%+25New
Rise Advisors, LLC25$22.0K0.02%00.0%Unchanged
Pineridge Advisors LLC24$21.1K0.01%+24New
Aspect Partners, LLC23$20.2K0.01%+23New
Park Place Capital Corp22$19.3K0.01%−73−76.8%Reduced
FWL Investment Management, LLC22$19.3K0.01%+22New
GHP Investment Advisors, Inc.20$17.6K0.00%00.0%Unchanged
HHM Wealth Advisors, LLC20$17.6K0.00%00.0%Unchanged
Armstrong Advisory Group, Inc20$17.6K0.00%00.0%Unchanged
Sound Income Strategies, LLC20$17.6K0.00%+6+42.9%Added
Frazier Financial Advisors, LLC20$17.6K0.02%+20New
Retirement Group, LLC19$16.7K0.01%+1+5.6%Added
Raleigh Capital Management Inc.19$16.7K0.01%+11+137.5%Added
Beacon Capital Management, LLC20$16.5K0.00%00.0%Unchanged
Salem Investment Counselors Inc18$15.8K0.00%00.0%Unchanged
Raffa Wealth Management, LLC18$15.8K0.00%00.0%Unchanged
Gradient Investments LLC16$14.1K0.00%00.0%Unchanged
HM Payson & Co15$13.2K0.00%00.0%Unchanged
Asset Dedication, LLC15$13.0K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.14$12.3K0.00%−1−6.7%Reduced
PFS Partners, LLC14$12.3K0.01%00.0%Unchanged
Sachetta, LLC14$12.3K0.01%+14New
Birchbrook, Inc.14$12.3K0.01%+14New
RFP Financial Group LLC14$12.3K0.01%−10−41.7%Reduced