BROWN BROTHERS HARRIMAN & CO
Position in WST — West Pharmaceutical Services Inc
CIK 14661
NEW YORK, NY
Position in WST
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$57,249,935
-$8,973,786 QoQ
Shares Held
228,415
-5.1% QoQ
Ownership
0.323%
of shares outstanding
% of Portfolio
0.44%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
22 quarters on record
Voting authority
Sole 98.89017796554516.ToString("F0")%
Shared 0.ToString("F0")%
None 1.10982203445483.ToString("F0")%
Common Shares in WST Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026BROWN BROTHERS HARRIMAN & CO holds $314,056,543 across 19 Medical Instruments & Supplies names. WST ranks #2 (18.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALC |
Alcon Inc
|
2,052,229 | $154,635,455 | |
| 2 | WST |
West Pharmaceutical Services Inc
This page
|
228,415 | $57,249,935 | |
| 3 | ISRG |
Intuitive Surgical Inc
|
115,476 | $53,233,281 | |
| 4 | ATR |
Aptargroup, Inc.
|
358,102 | $45,128,014 | |
| 5 | BDX |
Becton Dickinson & Co
|
10,008 | $1,573,557 | |
| 6 | HOLX |
HOLOGIC INC
|
7,015 | $530,263 | |
| 7 | RMD |
Resmed Inc
|
1,792 | $402,268 | |
| 8 | SOLV |
Solventum Corp
|
5,637 | $368,096 |
All Filings in WST
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $57,249,935 | 228,415 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $66,223,721 | 240,691 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $64,888,899 | 247,356 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $44,289,058 | 202,418 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $33,732,223 | 150,671 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $31,114,269 | 94,988 | Shares | Sole | 2025-02-12 | |
| 2023-12-31 | $30,634 | 87 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $42,398 | 113 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $43,219 | 113 | Shares | Sole | 2023-08-07 | |
| 2023-03-31 | $58,899 | 170 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $38,362 | 163 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $40,111 | 163 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $52,914 | 175 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $64,070 | 156 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $73,165 | 156 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $42,029 | 99 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $35,550 | 99 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $27,896 | 99 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $24,647 | 87 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $23,916 | 87 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $19,763 | 87 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $13,245 | 87 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||