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 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 2024

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 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: 1,320; −45 vs. Q3 2024
Shares held: 93.5M; −219.6K (−0.2%) vs. Q3 2024
Total value: $66.6B; −$30.7B (−31.6%) vs. Q3 2024
New holders: 170; 478 more added
Sold out: 215; 493 more reduced

28 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 1,320 institutions

Value heldQ4 2024: $66.6B

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 2024

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2024.

Institutions holding REGN in Q4 2024
Institution	Shares	Value	% of portfolio	Change in shares	Action
Claret Asset Management Corp	0	$0	0.00%	−192−100.0%	Sold out
Gibson Capital, LLC	0	$0	0.00%	−178−100.0%	Sold out
NBC Securities, Inc.	0	$0	0.00%	−160−100.0%	Sold out
Twin Tree Management, LP	0	$0	0.00%	−155−100.0%	Sold out
Jamison Private Wealth Management, Inc.	0	$0	0.00%	−135−100.0%	Sold out
Evermay Wealth Management LLC	0	$0	0.00%	−133−100.0%	Sold out
Godsey & Gibb Associates	0	$0	0.00%	−130−100.0%	Sold out
Rowland & Co Investment Counsel	0	$0	0.00%	−116−100.0%	Sold out
Emerald Mutual Fund Advisers Trust	0	$0	0.00%	−107−100.0%	Sold out
Acropolis Investment Management, LLC	0	$0	0.00%	−102−100.0%	Sold out
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna	0	$0	0.00%	−85−100.0%	Sold out
Eagle Bay Advisors LLC	0	$0	0.00%	−80−100.0%	Sold out
AllSquare Wealth Management LLC	0	$0	0.00%	−66−100.0%	Sold out
Friedenthal Financial	0	$0	0.00%	−48−100.0%	Sold out
Fairfield Financial Advisors, LTD	0	$0	0.00%	−35−100.0%	Sold out
Capula Management Ltd	0	$0	0.00%	−34−100.0%	Sold out
Gilliland Jeter Wealth Management LLC	0	$0	0.00%	−30−100.0%	Sold out
Crewe Advisors LLC	0	$0	0.00%	−29−100.0%	Sold out
Old Point Trust & Financial Services N A	0	$0	0.00%	−25−100.0%	Sold out
Close Asset Management Ltd	0	$0	0.00%	−19−100.0%	Sold out
Pacific Capital Wealth Advisors, Inc	0	$0	0.00%	−19−100.0%	Sold out
Altshuler Shaham Ltd	0	$0	0.00%	−18−100.0%	Sold out
Capital Performance Advisors LLP	0	$0	0.00%	−13−100.0%	Sold out
Sugarloaf Wealth Management, LLC	0	$0	0.00%	−10−100.0%	Sold out
Aspire Private Capital, LLC	0	$0	0.00%	−10−100.0%	Sold out
Reston Wealth Management LLC	0	$0	0.00%	−10−100.0%	Sold out
Chilton Capital Management LLC	0	$0	0.00%	−9−100.0%	Sold out
Redmont Wealth Advisors LLC	0	$0	0.00%	−7−100.0%	Sold out
Princeton Global Asset Management LLC	0	$0	0.00%	−5−100.0%	Sold out
Claris Advisors, LLC	0	$0	0.00%	−4−100.0%	Sold out
Baldwin Brothers Inc	0	$0	0.00%	−3−100.0%	Sold out
Macroview Investment Management LLC	0	$0	0.00%	−2−100.0%	Sold out
Proffitt & Goodson Inc	0	$0	0.00%	−1−100.0%	Sold out
Voisard Asset Management Group, Inc.	0	$0	0.00%	−1−100.0%	Sold out
Dogwood Wealth Management LLC	0	$0	0.00%	0	Sold out
Raymond James & Associates	–	–	–	–	Not filed
Rakuten Investment Management, Inc.	–	–	–	–	Not filed
Raymond James Financial Services Advisors, Inc.	–	–	–	–	Not filed
Chartwell Investment Partners, LLC	–	–	–	–	Not filed
Smithbridge Asset Management Inc	–	–	–	–	Not filed
SpiderRock Advisors, LLC	–	–	–	–	Not filed
B. Metzler seel. Sohn & Co. Holding AG	–	–	–	–	Not filed
GYL Financial Synergies, LLC	–	–	–	–	Not filed
Argent Financial Group, Inc.	–	–	–	–	Not filed
FinTrust Capital Advisors, LLC	–	–	–	–	Not filed
Raymond James Trust N.A.	–	–	–	–	Not filed
Seaport Global Advisors, LLC	–	–	–	–	Not filed
Banque Cantonale Vaudoise	–	–	–	–	Not filed
Verdad Advisers, LP	–	–	–	–	Not filed
Eisler Capital (UK) Ltd.	–	–	–	–	Not filed
Alera Investment Advisors, LLC	–	–	–	–	Not filed
Platte River Wealth Advisors, LLC	–	–	–	–	Not filed
Fort, L.P.	–	–	–	–	Not filed
9258 Wealth Management, LLC	–	–	–	–	Not filed
Prio Wealth Limited Partnership	–	–	–	–	Not filed
Northwest Investment Counselors, LLC	–	–	–	–	Not filed
M&R Capital Management Inc	–	–	–	–	Not filed
Planning Capital Management Corp	–	–	–	–	Not filed
Naples Money Management LLC	–	–	–	–	Not filed
Halpern Financial, Inc.	–	–	–	–	Not filed
PEAK6 Investments LLC	–	–	–	–	Not filed
ClariVest Asset Management LLC	–	–	–	–	Not filed
Annapolis Financial Services, LLC	–	–	–	–	Not filed