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, Q1 2025

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 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: 1,290; −10 vs. Q4 2024
Shares held: 93.1M; +238.3K (+0.3%) vs. Q4 2024
Total value: $59.0B; −$7.18B (−10.8%) vs. Q4 2024
New holders: 140; 527 more added
Sold out: 150; 452 more reduced

20 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 1,290 institutions

Value heldQ1 2025: $59.0B

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, Q1 2025

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2024.

Institutions holding REGN in Q1 2025
Institution	Shares	Value	% of portfolio	Change in shares	Action
Quest 10 Wealth Builders, Inc.	1	$381	0.00%	+1	New
CBIZ Investment Advisory Services, LLC	1	$634	0.00%	−1−50.0%	Reduced
Chesapeake Asset Management LLC	1	$634	0.00%	00.0%	Unchanged
Ruedi Wealth Management, Inc.	1	$634	0.00%	00.0%	Unchanged
Parkworth Wealth Management, Inc.	1	$634	0.00%	00.0%	Unchanged
Capital A Wealth Management, LLC	1	$634	0.00%	00.0%	Unchanged
Motco	1	$634	0.00%	+1	New
Greenline Partners, LLC	1	$634	0.00%	+1	New
GoalVest Advisory LLC	1	$634	0.00%	+1	New
Kestra Investment Management, LLC	1	$635	0.00%	−1,259−99.9%	Reduced
Redwood Park Advisors LLC	1	$635	0.00%	00.0%	Unchanged
Crewe Advisors LLC	1	$635	0.00%	+1	New
American Capital Advisory, LLC	1	$635	0.00%	+1	New
Rialto Wealth Management, LLC	1	$635	0.00%	+1	New
Tobam	2	$1.00K	0.00%	−595−99.7%	Reduced
Picton Mahoney Asset Management	1	$1.00K	0.00%	00.0%	Unchanged
Farmers & Merchants Trust Co of Chambersburg PA	2	$1.00K	0.00%	+2	New
Ravenstone Capital Management Inc.	2	$1.27K	0.00%	−68−97.1%	Reduced
Continuum Advisory, LLC	2	$1.27K	0.00%	−4−66.7%	Reduced
DAGCO, Inc.	2	$1.27K	0.00%	+2	New
N.E.W. Advisory Services LLC	2	$1.27K	0.00%	+2	New
Trifecta Capital Advisors, LLC	2	$1.27K	0.00%	−122−98.4%	Reduced
SJS Investment Consulting Inc.	2	$1.27K	0.00%	−1−33.3%	Reduced
Cherry Tree Wealth Management, LLC	2	$1.27K	0.00%	00.0%	Unchanged
PayPay Securities Corp	2	$1.32K	0.08%	−3−60.0%	Reduced
Principia Wealth Advisory, LLC	3	$1.73K	0.00%	00.0%	Unchanged
Richardson Financial Services Inc.	3	$1.90K	0.00%	00.0%	Unchanged
Legacy Wealth Managment, LLC	3	$1.90K	0.00%	−15−83.3%	Reduced
Longfellow Investment Management Co LLC	3	$1.90K	0.00%	00.0%	Unchanged
Iron Horse Wealth Management, LLC	3	$1.90K	0.00%	00.0%	Unchanged
Granite FO LLC	3	$1.90K	0.00%	00.0%	Unchanged
WPG Advisers, LLC	3	$1.90K	0.00%	+1+50.0%	Added
Dogwood Wealth Management LLC	3	$1.90K	0.00%	+3	New
Winnow Wealth LLC	4	$2.00K	0.00%	+1+33.3%	Added
Hughes Financial Services, LLC	4	$2.47K	0.00%	+4	New
LRI Investments, LLC	4	$2.54K	0.00%	−44−91.7%	Reduced
Nova Wealth Management, Inc.	4	$2.54K	0.00%	−19−82.6%	Reduced
Hartford Financial Management Inc.	4	$2.54K	0.00%	00.0%	Unchanged
WealthTrak Capital Management LLC	4	$2.54K	0.00%	00.0%	Unchanged
Front Row Advisors LLC	4	$2.54K	0.00%	00.0%	Unchanged
CNB Bank	4	$2.54K	0.00%	00.0%	Unchanged
Richard W. Paul & Associates, LLC	4	$2.54K	0.00%	00.0%	Unchanged
WestEnd Advisors, LLC	4	$2.54K	0.00%	+3+300.0%	Added
Halbert Hargrove Global Advisors, LLC	4	$2.54K	0.00%	+4	New
Eq Wealth Advisors, LLC	4	$2.54K	0.00%	+4	New
Graney & King, LLC	4	$2.54K	0.00%	+3+300.0%	Added
Silicon Valley Capital Partners	4	$2.55K	0.00%	00.0%	Unchanged
Kozak & Associates, Inc.	5	$2.86K	0.00%	00.0%	Unchanged
High Note Wealth, LLC	5	$3.17K	0.00%	−7−58.3%	Reduced
FSA Wealth Management LLC	5	$3.17K	0.00%	00.0%	Unchanged
Whipplewood Advisors, LLC	166	$3.17K	0.00%	+161+3,220.0%	Added
Clark Wealth Partners	5	$3.17K	0.00%	00.0%	Unchanged
Valued Wealth Advisors LLC	5	$3.17K	0.00%	−7−58.3%	Reduced
Beaird Harris Wealth Management, LLC	5	$3.17K	0.00%	00.0%	Unchanged
Garde Capital, Inc.	5	$3.17K	0.00%	+5	New
Clarity Asset Management, Inc.	5	$3.18K	0.00%	00.0%	Unchanged
Prudent Man Investment Management, Inc.	5	$3.56K	0.00%	00.0%	Unchanged
Beacon Capital Management, LLC	6	$3.81K	0.00%	−14−70.0%	Reduced
Strategic Investment Solutions, Inc.	6	$3.81K	0.00%	−3−33.3%	Reduced
Red Tortoise LLC	6	$3.81K	0.00%	−2−25.0%	Reduced
Carolina Wealth Advisors, LLC	6	$3.81K	0.00%	00.0%	Unchanged
NVWM, LLC	6	$3.81K	0.00%	+3+100.0%	Added
DiNuzzo Private Wealth, Inc.	7	$4.44K	0.00%	−1−12.5%	Reduced
Farmers & Merchants Investments Inc	7	$4.44K	0.00%	00.0%	Unchanged
J.Safra Asset Management Corp	7	$4.44K	0.00%	+5+250.0%	Added
Hollencrest Capital Management	7	$4.44K	0.00%	−1−12.5%	Reduced
Dunhill Financial, LLC	8	$4.90K	0.00%	−367−97.9%	Reduced
Penserra Capital Management LLC	9	$5.00K	0.00%	−267−96.7%	Reduced
LSV Asset Management	8	$5.00K	0.00%	+4+100.0%	Added
Citizens National Bank Trust Department	8	$5.07K	0.00%	00.0%	Unchanged
BankPlus Trust Department	8	$5.07K	0.00%	00.0%	Unchanged
Thurston, Springer, Miller, Herd & Titak, Inc.	9	$5.71K	0.00%	+1+12.5%	Added
Wolff Wiese Magana LLC	9	$5.71K	0.00%	+1+12.5%	Added
Highline Wealth Partners LLC	9	$5.71K	0.00%	+3+50.0%	Added
Cornerstone Planning Group LLC	10	$5.88K	0.00%	+4+66.7%	Added
CKW Financial Group	10	$6.00K	0.00%	−100−90.9%	Reduced
Avion Wealth	9	$6.00K	0.00%	00.0%	Unchanged
Pacifica Partners Inc.	10	$6.11K	0.00%	00.0%	Unchanged
Christopher J. Hasenberg, Inc	10	$6.17K	0.00%	00.0%	Unchanged
Flaharty Asset Management, LLC	10	$6.34K	0.00%	+10	New
DT Investment Partners, LLC	10	$6.34K	0.00%	00.0%	Unchanged
Sound Income Strategies, LLC	10	$6.35K	0.00%	00.0%	Unchanged
Annis Gardner Whiting Capital Advisors, LLC	11	$6.98K	0.00%	−6−35.3%	Reduced
Compass Wealth Management LLC	11	$6.98K	0.00%	00.0%	Unchanged
Sierra Ocean, LLC	12	$7.61K	0.01%	−14−53.8%	Reduced
Financial Network Wealth Advisors LLC	12	$7.61K	0.01%	+4+50.0%	Added
True Wealth Design, LLC	12	$7.61K	0.00%	+10+500.0%	Added
LFA - Lugano Financial Advisors SA	12	$7.61K	0.01%	+12	New
ORG Partners LLC	13	$8.02K	0.00%	+13	New
Moisand Fitzgerald Tamayo, LLC	13	$8.24K	0.00%	00.0%	Unchanged
Colonial Trust Co	14	$8.70K	0.00%	−7−33.3%	Reduced
Birchbrook, Inc.	14	$8.88K	0.00%	00.0%	Unchanged
PFS Partners, LLC	14	$8.89K	0.00%	00.0%	Unchanged
Hazlett, Burt & Watson, Inc.	14	$9.00K	0.00%	00.0%	Unchanged
Hurley Capital, LLC	15	$9.51K	0.01%	+15	New
Capital Advisors, Ltd. LLC	16	$10.0K	0.00%	+5+45.5%	Added
Reyes Financial Architecture, Inc.	16	$10.1K	0.01%	−70−81.4%	Reduced
Truvestments Capital LLC	16	$10.1K	0.00%	−26−61.9%	Reduced
Addison Advisors LLC	16	$10.1K	0.00%	−8−33.3%	Reduced
Stonebridge Financial Group, LLC	18	$11.4K	0.00%	+1+5.9%	Added