RIVERBRIDGE PARTNERS LLC

Position in RGEN — Repligen Corp

CIK 1112325 MINNEAPOLIS, MN

Position in RGEN

as of Jun 30, 2026 · filed Jul 13, 2026 Compact

Position Value

$23,536,855

-$6,916,787 QoQ

Shares Held

172,507

-33.3% QoQ

Ownership

0.306%

of shares outstanding

% of Portfolio

0.69%

of 13F equity value

Holder Rank

#3

of 48 holders

Holding Since

Jun 2023

13 quarters on record

Voting authority Sole 82% Shared 0% None 18%

Healthcare · as of Jun 30, 2026

RIVERBRIDGE PARTNERS LLC holds $133,355,591 across 5 Medical Instruments & Supplies names. RGEN ranks #2 (17.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WST	West Pharmaceutical Services Inc	232,514	$83,472,526
2	RGEN	Repligen Corp This page	172,507	$23,536,855
3	STVN	Stevanato Group S.p.A.	600,514	$10,851,287
4	LMAT	Lemaitre Vascular Inc	88,467	$8,489,293
5	ALGN	Align Technology Inc	41,537	$7,005,630

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$23,536,855	172,507	-33.3%	Shares	Sole	2026-07-13
2026-03-31	$30,453,642	258,476	-17.5%	Shares	Sole	2026-04-17
2025-12-31	$51,347,988	313,365	-8.8%	Shares	Sole	2026-01-13
2025-09-30	$45,906,956	343,435	-6.7%	Shares	Sole	2025-10-14
2025-06-30	$45,781,666	368,079	-12.8%	Shares	Sole	2025-07-15
2025-03-31	$53,708,258	422,102	-7.3%	Shares	Sole	2025-04-21
2024-12-31	$65,506,806	455,098	-9.2%	Shares	Sole	2025-01-17
2024-09-30	$74,555,248	500,976	-5.1%	Shares	Sole	2024-10-15
2024-06-30	$66,543,544	527,872	+18.6%	Shares	Sole	2024-07-17
2024-03-31	$81,875,298	445,168	-1.3%	Shares	Sole	2024-04-26
2023-12-31	$81,078,832	450,939	-1.9%	Shares	Sole	2024-02-15
2023-09-30	$73,106,596	459,761	+114.0%	Shares	Sole	2024-02-15
2023-06-30	$30,385,042	214,796	—	Shares	Sole	2023-07-25
No filing history on record for this holder in this stock.