PRICE T ROWE ASSOCIATES INC /MD/

Position in WST — West Pharmaceutical Services Inc

CIK 80255 BALTIMORE, MD

Back to WST Full portfolio

Position in WST

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

Position Value

$131,932,635

+$38,586,714 QoQ

Shares Held

526,383

+55.2% QoQ

Ownership

0.745%

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 93.73479006730841.ToString("F0")% Shared 0.ToString("F0")% None 6.2652099326915955.ToString("F0")%

Common Shares in WST Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Mar 31, 2026

PRICE T ROWE ASSOCIATES INC /MD/ holds $8,268,233,852 across 35 Medical Instruments & Supplies names. WST ranks #6 (1.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ISRG	Intuitive Surgical Inc	12,520,007	$5,771,598,026
2	BDX	Becton Dickinson & Co	4,419,224	$694,834,588
3	RGEN	Repligen Corp	4,878,141	$574,742,571
4	COO	Cooper Companies, Inc.	5,393,880	$385,662,420
5	MDLN	Medline Inc.	5,610,842	$249,682,469
6	WST	West Pharmaceutical Services Inc This page	526,383	$131,932,635
7	KMTS	Kestra Medical Technologies, Ltd.	5,968,664	$118,955,472
8	RMD	Resmed Inc	472,619	$106,093,512

All Filings in WST

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$131,932,635	526,383	+55.2%	Shares	Defined	2026-05-15
2025-12-31	$93,345,921	339,267	+196.2%	Shares	Sole	2026-02-17
2025-09-30	$30,048,589	114,545	-2.6%	Shares	Sole	2025-11-14
2025-06-30	$25,737,224	117,629	-24.0%	Shares	Sole	2025-08-14
2025-03-31	$34,645,653	154,751	-70.5%	Shares	Sole	2025-05-14
2024-12-31	$172,073,490	525,319	-58.4%	Shares	Sole	2025-02-14
2024-09-30	$378,645,236	1,261,478	-25.5%	Shares	Sole	2024-11-14
2024-06-30	$557,929,674	1,693,827	-16.7%	Shares	Defined	2024-08-14
2024-03-31	$804,434,901	2,032,890	-12.7%	Shares	Sole	2024-05-15
2023-12-31	$819,521,974	2,327,394	-7.2%	Shares	Sole	2024-02-16
2023-09-30	$940,702,498	2,507,136	-11.7%	Shares	Sole	2023-11-14
2023-06-30	$1,085,428,441	2,837,944	-0.2%	Shares	Sole	2023-08-14
2023-03-31	$984,910,614	2,842,701	+23.5%	Shares	Sole	2023-05-15
2022-12-31	$541,578,240	2,301,161	-40.5%	Shares	Sole	2023-02-14
2022-09-30	$952,359,621	3,870,122	-38.1%	Shares	Sole	2022-11-14
2022-06-30	$1,889,078,648	6,247,573	-2.1%	Shares	Sole	2022-08-15
2022-03-31	$2,620,764,331	6,381,058	+2.2%	Shares	Sole	2022-05-16
2021-12-31	$2,927,513,988	6,241,901	+22.6%	Shares	Sole	2022-02-14
2021-09-30	$2,161,109,831	5,090,474	-4.6%	Shares	Sole	2021-11-15
2021-06-30	$1,917,009,385	5,338,372	+6.5%	Shares	Sole	2021-08-16
2021-03-31	$1,412,575,820	5,013,045	+8.4%	Shares	Sole	2021-05-17
2020-12-31	$1,310,095,417	4,624,247	+3.9%	Shares	Sole	2021-02-16
2020-09-30	$1,222,953,128	4,448,720	-15.9%	Shares	Sole	2020-11-16
2020-06-30	$1,201,959,423	5,291,013	-0.5%	Shares	Sole	2020-08-14
2020-03-31	$809,860,989	5,319,284	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.