Regeneron Pharmaceuticals, Inc.

REGN

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0000872589

SEC filings (opens in a new tab)

In the last 90 days, Regeneron Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 4 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 2025

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 2025. 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: 1,387; +167 vs. Q3 2025
Shares held: 91.6M; +4.76M (+5.5%) vs. Q3 2025
Total value: $70.7B; +$21.9B (+44.9%) vs. Q3 2025
New holders: 273; 502 more added
Sold out: 106; 457 more reduced

23 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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 2025: 1,387 institutions

Value heldQ4 2025: $70.7B

Institutions holding REGN and their total value by quarter
Quarter	Holders	Value
Q2 2026	1,342	$57.1B
Q1 2026	1,401	$69.8B
Q4 2025	1,387	$70.7B
Q3 2025	1,243	$49.0B
Q2 2025	1,201	$46.9B
Q1 2025	1,290	$59.0B
Q4 2024	1,320	$66.6B
Q3 2024	1,393	$97.5B
Q2 2024	1,335	$98.9B
Q1 2024	1,313	$89.3B
Q4 2023	1,274	$80.3B
Q3 2023	1,180	$75.1B
Q2 2023	1,168	$66.2B
Q1 2023	1,196	$76.1B
Q4 2022	1,161	$66.9B
Q3 2022	1,081	$64.0B
Q2 2022	1,066	$55.0B
Q1 2022	1,097	$64.5B
Q4 2021	1,081	$56.9B
Q3 2021	1,022	$54.5B
Q2 2021	975	$49.6B
Q1 2021	926	$42.3B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2025.

Institutions holding REGN in Q4 2025
Institution	Shares	Value	% of portfolio	Change in shares	Action
UMA Financial Services, Inc.	64	$49.4K	0.01%	+7+12.3%	Added
Newbridge Financial Services Group, Inc.	63	$48.6K	0.01%	00.0%	Unchanged
Prestige Wealth Management Group LLC	61	$47.1K	0.01%	−20−24.7%	Reduced
Rosenberg Matthew Hamilton	60	$46.3K	0.01%	00.0%	Unchanged
Berbice Capital Management LLC	60	$46.3K	0.03%	+60	New
Abound Wealth Management	56	$43.3K	0.01%	−3−5.1%	Reduced
Root Financial Partners, LLC	56	$43.2K	0.00%	+21+60.0%	Added
Oakworth Capital, Inc.	56	$43.2K	0.00%	+31+124.0%	Added
Private Wealth Management Group, LLC	55	$42.5K	0.01%	−3−5.2%	Reduced
Whittier Trust Co of Nevada Inc	53	$41.2K	0.00%	−28−34.6%	Reduced
United Community Bank	53	$40.9K	0.02%	−121−69.5%	Reduced
AdvisorNet Financial, Inc	52	$40.2K	0.00%	−10−16.1%	Reduced
Basepoint Wealth LLC	51	$39.5K	0.02%	+51	New
Colonial Trust Advisors	50	$38.8K	0.00%	00.0%	Unchanged
Curat Global, LLC	50	$38.6K	0.04%	00.0%	Unchanged
Ramirez Asset Management, Inc.	50	$38.6K	0.01%	+50	New
FNY Investment Advisers, LLC	50	$38.0K	0.01%	+50	New
Torren Management, LLC	49	$37.9K	0.02%	+49	New
Transamerica Financial Advisors, Inc.	48	$37.1K	0.00%	+38+380.0%	Added
Mowery & Schoenfeld Wealth Management, LLC	48	$37.0K	0.05%	+2+4.3%	Added
Annis Gardner Whiting Capital Advisors, LLC	45	$34.7K	0.01%	+3+7.1%	Added
MCF Advisors LLC	45	$34.7K	0.00%	+15+50.0%	Added
Bell Investment Advisors, Inc	45	$34.7K	0.01%	+17+60.7%	Added
Manchester Capital Management LLC	43	$33.2K	0.00%	−225−84.0%	Reduced
Costello Asset Management, INC	43	$33.2K	0.01%	00.0%	Unchanged
Entrust Financial LLC	42	$32.4K	0.02%	+42	New
Salomon & Ludwin, LLC	42	$32.1K	0.00%	−3−6.7%	Reduced
Birchwood Financial Partners, Inc.	41	$31.7K	0.03%	+41	New
Catalyst Capital Advisors LLC	40	$30.9K	0.00%	−13−24.5%	Reduced
Strategic Wealth Partners, Ltd.	40	$30.9K	0.00%	−6−13.0%	Reduced
Kemnay Advisory Services Inc.	40	$30.9K	0.00%	+40	New
Board of the Pension Protection Fund	40	$30.9K	0.03%	+40	New
Consultiva Wealth Management, Corp.	40	$30.9K	0.09%	00.0%	Unchanged
Titan Wealth (CI) Ltd	37	$28.6K	0.01%	+37	New
JFS Wealth Advisors, LLC	36	$27.9K	0.00%	+11+44.0%	Added
Trust Co of Vermont	35	$27.0K	0.00%	−415−92.2%	Reduced
Pinney & Scofield, Inc.	35	$27.0K	0.02%	00.0%	Unchanged
SHP Wealth Management	34	$26.5K	0.00%	+34	New
Ameliora Wealth Management Ltd.	34	$26.2K	0.01%	−24−41.4%	Reduced
IAG Wealth Partners, LLC	33	$25.5K	0.00%	00.0%	Unchanged
Bruce G. Allen Investments, LLC	33	$25.5K	0.02%	+1+3.1%	Added
WPG Advisers, LLC	33	$25.5K	0.02%	+25+312.5%	Added
GHP Investment Advisors, Inc.	32	$24.8K	0.00%	00.0%	Unchanged
South State Corp.	32	$24.7K	0.00%	+7+28.0%	Added
Financial Network Wealth Advisors LLC	32	$24.7K	0.03%	+3+10.3%	Added
Colonial Trust Co	32	$24.4K	0.00%	+7+28.0%	Added
Private Wealth Asset Management, LLC	31	$23.9K	0.00%	00.0%	Unchanged
Chung Wu Investment Group, LLC	30	$23.2K	0.02%	00.0%	Unchanged
Eastern Bank	30	$23.2K	0.00%	+20+200.0%	Added
Boreal Capital Management LLC	29	$22.4K	0.02%	00.0%	Unchanged
Creative Financial Designs Inc	29	$22.4K	0.00%	+1+3.6%	Added
Caldwell Trust Co	28	$21.6K	0.00%	−70−71.4%	Reduced
Heritage Wealth Advisors	28	$21.6K	0.00%	00.0%	Unchanged
Bellevue Asset Management, LLC	27	$21.0K	0.01%	−3−10.0%	Reduced
Ares Financial Consulting, LLC	27	$20.9K	0.02%	+27	New
GoalVest Advisory LLC	27	$20.8K	0.00%	+27	New
Westfuller Advisors, LLC	26	$20.1K	0.01%	+26	New
Sachetta, LLC	26	$20.1K	0.01%	−3−10.3%	Reduced
Strengthening Families & Communities, LLC	25	$19.4K	0.01%	−8−24.2%	Reduced
BFSG, LLC	25	$19.3K	0.00%	00.0%	Unchanged
Swiss Re Ltd	25	$19.3K	0.00%	+25	New
PFS Partners, LLC	24	$18.6K	0.01%	00.0%	Unchanged
PMV Capital Advisers, LLC	24	$18.5K	0.03%	+24	New
Kilter Group LLC	24	$18.5K	0.01%	+9+60.0%	Added
Acumen Wealth Advisors, LLC	24	$18.5K	0.01%	+24	New
Byrne Asset Management LLC	23	$17.8K	0.01%	+1+4.5%	Added
Howard Hughes Medical Institute	22	$17.0K	0.01%	00.0%	Unchanged
Raffa Wealth Management, LLC	22	$17.0K	0.00%	00.0%	Unchanged
Aspect Partners, LLC	22	$17.0K	0.01%	00.0%	Unchanged
Dogwood Wealth Management LLC	22	$17.0K	0.01%	+2+10.0%	Added
Cornerstone Planning Group LLC	22	$16.5K	0.00%	−126−85.1%	Reduced
Pacifica Partners Inc.	20	$15.5K	0.01%	+10+100.0%	Added
Golden State Wealth Management, LLC	20	$15.4K	0.00%	00.0%	Unchanged
HHM Wealth Advisors, LLC	20	$15.4K	0.00%	00.0%	Unchanged
Financial Management Professionals, Inc.	20	$15.4K	0.00%	00.0%	Unchanged
High Note Wealth, LLC	19	$14.7K	0.00%	−2−9.5%	Reduced
Pinnacle Bancorp, Inc.	18	$13.9K	0.00%	00.0%	Unchanged
CBIZ Investment Advisory Services, LLC	17	$13.1K	0.00%	00.0%	Unchanged
Avion Wealth	17	$13.0K	0.00%	+4+30.8%	Added
Sunbelt Securities, Inc.	16	$12.4K	0.00%	+2+14.3%	Added
Rakuten Securities, Inc.	16	$12.3K	0.00%	−32−66.7%	Reduced
Bogart Wealth, LLC	16	$12.3K	0.00%	+1+6.7%	Added
DecisionPoint Financial, LLC	16	$12.3K	0.00%	+15+1,500.0%	Added
1015 Capital Partners, LLC	16	$12.3K	0.01%	+16	New
Capital Advisors, Ltd. LLC	15	$12.0K	0.00%	−2−11.8%	Reduced
Hanson & Doremus Investment Management	16	$12.0K	0.00%	00.0%	Unchanged
Highline Wealth Partners LLC	15	$11.6K	0.00%	+10+200.0%	Added
J.Safra Asset Management Corp	15	$11.6K	0.00%	00.0%	Unchanged
Marquette Asset Management, LLC	14	$10.8K	0.00%	00.0%	Unchanged
Birchbrook, Inc.	14	$10.8K	0.01%	00.0%	Unchanged
Jackson, Grant Investment Advisers, Inc.	14	$10.8K	0.00%	−3−17.6%	Reduced
Joseph Group Capital Management	14	$10.8K	0.00%	+14	New
Addison Advisors LLC	13	$10.0K	0.00%	+2+18.2%	Added
Garton & Associates Financial Advisors LLC	12	$9.29K	0.01%	+12	New
Financial Consulate, Inc	12	$9.26K	0.00%	00.0%	Unchanged
Steigerwald, Gordon & Koch Inc.	12	$9.26K	0.00%	+2+20.0%	Added
Fortitude Family Office, LLC	11	$8.49K	0.00%	−4−26.7%	Reduced
ZRC Wealth Management, LLC	11	$8.49K	0.00%	+5+83.3%	Added
Wealth Watch Advisors, INC	11	$8.49K	0.00%	+5+83.3%	Added
CKW Financial Group	10	$8.00K	0.00%	00.0%	Unchanged