Capital World Investors

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1422849 LOS ANGELES, CA

Back to REGN Full portfolio

Position in REGN

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$1,096,376,160

+$17,299,585 QoQ

Shares Held

1,419,000

+1.5% QoQ

Ownership

1.35%

of shares outstanding

% of Portfolio

0.16%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.99816772374912.ToString("F0")% Shared 0.ToString("F0")% None 0.001832276250880902.ToString("F0")%

Common Shares in REGN Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

Capital World Investors holds $23,534,298,325 across 32 Biotechnology names. REGN ranks #5 (4.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	25,368,124	$11,327,882,090
2	ALNY	Alnylam Pharmaceuticals, Inc.	10,802,348	$3,574,172,882
3	ARGX	Argenx SE	2,256,216	$1,647,601,734
4	IONS	Ionis Pharmaceuticals Inc	21,186,369	$1,590,884,448
5	REGN	Regeneron Pharmaceuticals, Inc. This page	1,419,000	$1,096,376,160
6	MRNA	Moderna, Inc.	18,697,694	$949,842,855
7	JAZZ	Jazz Pharmaceuticals plc	2,673,376	$505,401,732
8	ONC	BeOne Medicines Ltd.	1,622,687	$481,889,358

All Filings in REGN

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,096,376,160	1,419,000	+1.5%	Shares	Defined	2026-05-13
2025-12-31	$1,079,076,575	1,398,003	-30.0%	Shares	Defined	2026-02-11
2025-09-30	$1,123,621,250	1,998,366	+1.6%	Shares	Defined	2025-11-13
2025-06-30	$1,032,159,450	1,966,018	+1.4%	Shares	Defined	2025-08-13
2025-03-31	$1,229,539,841	1,938,634	-30.2%	Shares	Defined	2025-05-12
2024-12-31	$1,979,550,823	2,778,980	-35.3%	Shares	Defined	2025-02-13
2024-09-30	$4,518,636,349	4,298,387	-7.3%	Shares	Defined	2024-11-13
2024-06-30	$4,875,378,177	4,638,667	-0.3%	Shares	Defined	2024-08-13
2024-03-31	$4,480,251,388	4,654,855	-9.3%	Shares	Defined	2024-05-14
2023-12-31	$4,506,053,670	5,130,485	+0.5%	Shares	Defined	2024-02-13
2023-09-30	$4,203,135,703	5,107,339	-8.0%	Shares	Defined	2023-11-13
2023-06-30	$3,988,171,482	5,550,382	-4.8%	Shares	Defined	2023-08-11
2023-03-31	$4,790,817,598	5,830,586	-6.6%	Shares	Defined	2023-05-15
2022-12-31	$4,503,854,428	6,242,435	+0.3%	Shares	Defined	2023-02-14
2022-09-30	$4,288,628,383	6,225,599	-0.1%	Shares	Defined	2022-11-14
2022-06-30	$3,685,465,600	6,234,611	+4.8%	Shares	Defined	2022-08-15
2022-03-31	$4,155,483,062	5,949,834	+11.8%	Shares	Defined	2022-05-19
2021-12-31	$3,361,981,975	5,323,635	+0.1%	Shares	Defined	2022-02-14
2021-09-30	$3,219,557,600	5,320,000	+0.2%	Shares	Defined	2021-11-15
2021-06-30	$2,964,706,302	5,307,957	-14.2%	Shares	Defined	2021-08-16
2021-03-31	$2,925,954,536	6,184,120	-11.0%	Shares	Defined	2021-05-14
2020-12-31	$3,355,569,978	6,945,768	+4.5%	Shares	Defined	2021-02-12
2020-09-30	$3,719,385,438	6,644,370	-4.2%	Shares	Defined	2020-11-13
2020-06-30	$4,325,234,145	6,935,355	-2.8%	Shares	Defined	2020-08-14
2020-03-31	$3,483,109,291	7,133,280	—	Shares	Defined	2020-05-15
No filing history on record for this holder in this stock.