FIRST MANHATTAN CO. LLC.

Position in RGEN — Repligen Corp

CIK 728083 NEW YORK, NY

Position in RGEN

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$732,000

-$39,721 QoQ

Shares Held

5,365

-18.1% QoQ

Ownership

0.010%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#241

of 476 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Healthcare · as of Jun 30, 2026

FIRST MANHATTAN CO. LLC. holds $3,875,227 across 6 Medical Instruments & Supplies names. RGEN ranks #4 (18.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ISRG	Intuitive Surgical Inc	2,441	$970,736
2	BAX	Baxter International Inc	37,177	$792,613
3	ALC	Alcon Inc	11,761	$789,163
4	RGEN	Repligen Corp This page	5,365	$732,000
5	BDX	Becton Dickinson & Co	2,579	$390,280
6	SOLV	Solventum Corp	2,598	$200,435

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$732,000	5,365	-18.1%	Shares	Sole	2026-08-14
2026-03-31	$771,721	6,550	0.0%	Shares	Sole	2026-05-15
2025-12-31	$1,073,283	6,550	0.0%	Shares	Sole	2026-02-17
2025-09-30	$875,538	6,550	0.0%	Shares	Sole	2025-11-14
2025-06-30	$814,689	6,550	0.0%	Shares	Sole	2025-08-14
2025-03-31	$833,422	6,550	0.0%	Shares	Sole	2025-05-15
2024-12-31	$942,807	6,550	0.0%	Shares	Sole	2025-02-14
2024-09-30	$974,771	6,550	-0.0%	Shares	Sole	2024-11-14
2024-06-30	$825,819	6,551	-1.2%	Shares	Sole	2024-08-15
2024-03-31	$1,219,389	6,630	0.0%	Shares	Sole	2024-05-15
2023-12-31	$1,192,074	6,630	-13.4%	Shares	Sole	2024-02-13
2023-09-30	$1,217,857	7,659	+7.0%	Shares	Sole	2023-11-14
2023-06-30	$1,012,570	7,158	0.0%	Shares	Sole	2023-08-14
2023-03-31	$1,205,120	7,158	0.0%	Shares	Sole	2023-05-15
2022-12-31	$1,211,920	7,158	+17.4%	Shares	Sole	2023-02-14
2022-09-30	$1,140,435	6,095	-39.6%	Shares	Sole	2022-11-14
2022-06-30	$1,639,428	10,095	0.0%	Shares	Sole	2022-08-15
2022-03-31	$1,898,768	10,095	+6.1%	Shares	Sole	2022-05-16
2021-12-31	$2,519,952	9,515	0.0%	Shares	Sole	2022-02-14
2021-09-30	$2,749,739	9,515	0.0%	Shares	Sole	2021-11-15
2021-06-30	$1,899,384	9,515	0.0%	Shares	Sole	2021-08-16
2021-03-31	$1,849,811	9,515	+6.5%	Shares	Sole	2021-05-14
2020-12-31	$1,712,214	8,935	0.0%	Shares	Sole	2021-02-16
2020-09-30	$1,318,269	8,935	0.0%	Shares	Sole	2020-11-12
2020-06-30	$1,104,455	8,935	0.0%	Shares	Sole	2020-08-14
2020-03-31	$862,584	8,935	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.