FMR LLC

Position in RGEN — Repligen Corp

CIK 315066 BOSTON, MA

Back to RGEN Full portfolio

Position in RGEN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$340,121,123

-$129,804,121 QoQ

Shares Held

2,886,786

+0.7% QoQ

Ownership

5.12%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.83355191552128.ToString("F0")% Shared 0.ToString("F0")% None 0.16644808447872478.ToString("F0")%

Common Shares in RGEN Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Mar 31, 2026

FMR LLC holds $8,293,877,615 across 42 Medical Instruments & Supplies names. RGEN ranks #6 (4.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ISRG	Intuitive Surgical Inc	5,477,234	$2,524,950,100
2	MDLN	Medline Inc.	36,556,201	$1,626,750,942
3	ALC	Alcon Inc	12,426,992	$936,373,845
4	BAX	Baxter International Inc	46,264,804	$777,248,705
5	ALGN	Align Technology Inc	2,700,359	$462,922,542
6	RGEN	Repligen Corp This page	2,886,786	$340,121,123
7	WRBY	Warby Parker Inc.	15,526,372	$327,140,654
8	WST	West Pharmaceutical Services Inc	1,249,748	$313,236,837

All Filings in RGEN

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$340,121,123	2,886,786	+0.7%	Shares	Defined	2026-05-15
2025-12-31	$469,925,244	2,867,846	+6.6%	Shares	Defined	2026-02-17
2025-09-30	$359,734,304	2,691,212	+66.8%	Shares	Defined	2025-11-13
2025-06-30	$200,662,749	1,613,304	+120.3%	Shares	Defined	2025-08-14
2025-03-31	$93,191,082	732,404	-2.9%	Shares	Defined	2025-05-12
2024-12-31	$108,587,183	754,392	-6.1%	Shares	Defined	2025-02-13
2024-09-30	$119,542,490	803,269	-44.4%	Shares	Defined	2024-11-13
2024-06-30	$182,129,972	1,444,788	-36.0%	Shares	Defined	2024-08-13
2024-03-31	$415,252,550	2,257,789	+19.9%	Shares	Defined	2024-05-13
2023-12-31	$338,476,375	1,882,516	-15.3%	Shares	Defined	2024-02-13
2023-09-30	$353,600,235	2,223,761	-9.8%	Shares	Defined	2023-11-13
2023-06-30	$348,867,377	2,466,191	+22.3%	Shares	Defined	2023-08-11
2023-03-31	$339,522,182	2,016,644	+101.0%	Shares	Defined	2023-08-11
2022-12-31	$169,862,626	1,003,264	+536.0%	Shares	Defined	2023-02-13
2022-09-30	$29,515,665	157,745	+5423.3%	Shares	Defined	2022-11-10
2022-06-30	$463,812	2,856	-99.3%	Shares	Defined	2022-08-12
2022-03-31	$72,558,537	385,765	+1.0%	Shares	Defined	2022-05-13
2021-12-31	$101,189,271	382,077	-0.6%	Shares	Defined	2022-02-14
2021-09-30	$111,071,282	384,343	-0.2%	Shares	Defined	2022-02-14
2021-06-30	$76,914,183	385,303	-19.4%	Shares	Defined	2021-08-13
2021-03-31	$92,942,170	478,073	+0.7%	Shares	Defined	2021-05-14
2020-12-31	$90,961,393	474,672	+65.0%	Shares	Defined	2021-02-08
2020-09-30	$42,452,568	287,736	+17.5%	Shares	Defined	2020-11-13
2020-06-30	$30,272,829	244,906	+10.1%	Shares	Defined	2020-08-24
2020-03-31	$21,483,431	222,534	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.