Position in WST
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$132,653,976
-$30,162,044 QoQ
Shares Held
529,261
-10.6% QoQ
Ownership
0.749%
of shares outstanding
% of Portfolio
0.16%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in WST Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026SEI INVESTMENTS CO holds $956,851,904 across 34 Medical Instruments & Supplies names. WST ranks #2 (13.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ISRG |
Intuitive Surgical Inc
|
633,666 | $292,113,688 | |
| 2 | WST |
West Pharmaceutical Services Inc
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|
529,261 | $132,653,976 | |
| 3 | HOLX |
HOLOGIC INC
|
1,195,073 | $90,335,567 | |
| 4 | ALC |
Alcon Inc
|
936,853 | $70,591,872 | |
| 5 | MDLN |
Medline Inc.
|
1,327,179 | $59,059,465 | |
| 6 | BDX |
Becton Dickinson & Co
|
303,582 | $47,732,197 | |
| 7 | AVTR |
Avantor, Inc.
|
5,287,850 | $41,456,743 | |
| 8 | RGEN |
Repligen Corp
|
272,103 | $32,059,174 |
All Filings in WST
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $132,653,976 | 529,261 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $162,816,020 | 591,757 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $138,381,697 | 527,510 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $97,420,918 | 445,251 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $96,392,428 | 430,554 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $167,145,023 | 510,273 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $147,045,982 | 489,892 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $132,093,953 | 401,026 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $140,800,740 | 355,818 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $119,340,157 | 338,919 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $104,723,736 | 279,107 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $74,426,366 | 194,594 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $58,535,412 | 168,948 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $36,137,992 | 153,550 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $36,007,409 | 146,324 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $40,773,082 | 134,845 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $54,876,605 | 133,614 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $76,455,194 | 163,014 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $66,260,928 | 156,077 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $33,500,797 | 93,291 | Shares | Defined | 2021-08-06 | |
| 2021-03-31 | $27,348,720 | 97,057 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $29,712,418 | 104,876 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $31,487,045 | 114,540 | Shares | Sole | 2020-12-04 | |
| 2020-06-30 | $27,774,030 | 122,261 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $19,086,972 | 125,366 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||