Regeneron Pharmaceuticals REGN Institutional Ownership

NASDAQ REGN

$796.02 -5.80 (-0.72%)

At close: Sep 24, 2026 · 4:00 PM EDT

Institutions by Trading Activity

1,330 Institutions

Increased 604 45.4%

Unchanged 190 14.3%

Reduced 536 40.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

89.66%

▲+4.75 pp QoQ

Shares Held by Institutions

92.17Mn

of 102.80Mn outstanding

▲+6.07% QoQ

Shares Outstanding

102.80Mn

10.63Mn held outside 13F filers

Institutional Investors

1,330

filed 13F for Jun 2026

▼-62 vs prior quarter

Net Shares Added (QoQ)

+5.28Mn

accumulated since last quarter

Value of Holdings

$73.90Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN) is held by 1,329 institutional investors per 13F filings through June 2026.

These investors collectively held 89.6% of Regeneron Pharmaceuticals's outstanding shares in June 2026, up from 84.9% in March 2026.
Their total shares held in REGN increased 6.05% from the prior quarter, while the number of investors in Regeneron Pharmaceuticals increased 11.12% year over year.
During the quarter, 603 of these 1,329 funds increased positions in REGN, 536 reduced exposure, and 190 held steady.
Altogether, these fund groups held 92.14Mn shares in REGN by June 2026, up by 5.25Mn shares quarter on quarter, and up 2.08Mn shares year over year.
As of June 30, 2026, the biggest holder of Regeneron Pharmaceuticals is BlackRock, Inc. at 9.11Mn shares, representing 8.87% of shares outstanding.
The largest buyers of Regeneron Pharmaceuticals for the quarter ending June 2026 were Invesco Ltd. (2.22Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.45Mn), NORGES BANK (1.17Mn), Sixth Street Partners Management Company, L.P. (846.31K), DODGE & COX (412.9K).
The biggest sellers of Regeneron Pharmaceuticals for the quarter ending June 2026 included FMR LLC (686.23K), PRICE T ROWE ASSOCIATES INC /MD/ (647.82K), Capital World Investors (604.08K), WELLINGTON MANAGEMENT GROUP LLP (567.37K), Jpmorgan Chase & Co (537.61K).
According to Business Quant data, leading holders of REGN for June 2026 are BlackRock, Inc. (9.11Mn), VANGUARD CAPITAL MANAGEMENT LLC (6.63Mn), DODGE & COX (4.87Mn), State Street Corp (4.83Mn), Invesco Ltd. (3.94Mn), Jpmorgan Chase & Co (3.77Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (3.18Mn), Franklin Templeton Inc (2.77Mn), GEODE CAPITAL MANAGEMENT, LLC (2.63Mn), Nuveen, LLC (2.02Mn).

Form 13F Holdings

1,329 Institutional Holders

Report period 30 Jun, 2026

Total shares held 92.17Mn

Of outstanding 89.66%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	9,113,506	8.87%	▲165,771	+1.85%	$5.68Bn
2	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	6,629,759	6.45%	▼25,154	-0.38%	$4.13Bn
3	DODGE & COX	0000200217	4,871,137	4.74%	▲412,899	+9.26%	$3.04Bn
4	State Street Corp	0000093751	4,834,688	4.70%	▲170,210	+3.65%	$3.01Bn
5	Invesco Ltd.	0000914208	3,940,665	3.83%	▲2,216,187	+128.51%	$2.46Bn
6	Jpmorgan Chase & Co	0000019617	3,774,199	3.67%	▼537,607	-12.47%	$2.38Bn
7	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	3,175,313	3.09%	▲1,454,539	+84.53%	$1.98Bn
8	Franklin Templeton Inc	0000038777	2,771,839	2.70%	▲49,768	+1.83%	$1.73Bn
9	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,625,810	2.55%	▲18,078	+0.69%	$1.63Bn
10	Nuveen, LLC	0001871926	2,019,974	1.96%	▼45,090	-2.18%	$1.26Bn
11	LOOMIS SAYLES & CO L P	0000312348	1,859,172	1.81%	▼53,138	-2.78%	$1.16Bn
12	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	1,529,709	1.49%	▼647,818	-29.75%	$953.84K
13	Morgan Stanley	0000895421	1,397,712	1.36%	▲78,383	+5.94%	$871.53Mn
14	Bank Of America Corp /De/	0000070858	1,291,053	1.26%	▲101,469	+8.53%	$805.02Mn
15	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,270,087	1.24%	▼567,372	-30.88%	$791.95Mn
16	NORGES BANK	0001374170	1,172,808	1.14%	▲1,172,808	0.00%	$731.29Mn
17	Goldman Sachs Group Inc	0000886982	1,163,191	1.13%	▼137,367	-10.56%	$725.30Mn
18	AQR CAPITAL MANAGEMENT LLC	0001167557	1,126,080	1.10%	▼104,916	-8.52%	$702.16Mn
19	Amundi	0001330387	1,013,540	0.99%	▲3,742	+0.37%	$631.98Mn
20	Northern Trust Corp	0000073124	916,467	0.89%	▼25,474	-2.70%	$571.45Mn

Showing 1 to 20 of 1,329 holders