RIVERBRIDGE PARTNERS LLC

Position in WST — West Pharmaceutical Services Inc

CIK 1112325 MINNEAPOLIS, MN

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Position in WST

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

Position Value

$83,472,526

+$17,944,704 QoQ

Shares Held

232,514

-11.1% QoQ

Ownership

0.329%

of shares outstanding

% of Portfolio

2.46%

of 13F equity value

Holder Rank

of 97 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 92% Shared 0% None 8%

Common Shares in WST Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Jun 30, 2026

RIVERBRIDGE PARTNERS LLC holds $133,355,591 across 5 Medical Instruments & Supplies names. WST ranks #1 (62.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WST	West Pharmaceutical Services Inc This page	232,514	$83,472,526
2	RGEN	Repligen Corp	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

All Filings in WST

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$83,472,526	232,514	-11.1%	Shares	Sole	2026-07-13
2026-03-31	$65,527,822	261,442	-17.9%	Shares	Sole	2026-04-17
2025-12-31	$87,663,180	318,613	-12.1%	Shares	Sole	2026-01-13
2025-09-30	$95,105,118	362,540	-5.5%	Shares	Sole	2025-10-14
2025-06-30	$83,914,176	383,520	-6.1%	Shares	Sole	2025-07-15
2025-03-31	$91,433,935	408,406	-6.2%	Shares	Sole	2025-04-21
2024-12-31	$142,584,575	435,293	-4.7%	Shares	Sole	2025-01-17
2024-09-30	$137,097,779	456,749	-6.2%	Shares	Sole	2024-10-15
2024-06-30	$160,391,849	486,936	-3.0%	Shares	Sole	2024-07-17
2024-03-31	$198,603,287	501,891	-2.7%	Shares	Sole	2024-04-26
2023-12-31	$181,702,018	516,023	-1.5%	Shares	Sole	2024-02-15
2023-09-30	$196,617,168	524,019	-7.0%	Shares	Sole	2024-02-15
2023-06-30	$215,522,992	563,503	+4.2%	Shares	Sole	2023-07-25
2023-03-31	$187,402,158	540,890	+6.6%	Shares	Sole	2023-04-21
2022-12-31	$119,413,295	507,386	-4.2%	Shares	Sole	2023-01-11
2022-09-30	$130,302,066	529,511	+14.2%	Shares	Sole	2022-10-26
2022-06-30	$140,156,356	463,526	-16.7%	Shares	Sole	2022-08-29
2022-03-31	$228,516,579	556,394	-10.0%	Shares	Sole	2022-04-20
2021-12-31	$289,946,203	618,209	+0.0%	Shares	Sole	2022-01-14
2021-09-30	$262,444,259	618,185	+0.2%	Shares	Sole	2021-10-26
2021-06-30	$221,475,643	616,752	+4.2%	Shares	Sole	2021-07-26
2021-03-31	$166,848,700	592,124	+4.9%	Shares	Sole	2021-04-21
2020-12-31	$159,876,365	564,316	-4.1%	Shares	Sole	2021-01-22
2020-09-30	$161,701,678	588,220	-2.9%	Shares	Sole	2020-10-08
2020-06-30	$137,592,552	605,681	+3.7%	Shares	Sole	2020-07-08
2020-03-31	$88,914,304	584,002	—	Shares	Sole	2020-04-13
No filing history on record for this holder in this stock.