Position in ATR
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$11,536,373
+$1,310,883 QoQ
Shares Held
91,544
+9.2% QoQ
Ownership
0.143%
of shares outstanding
% of Portfolio
0.01%
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 ATR 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. ATR ranks #16 (1.2% 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
|
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 ATR
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $11,536,373 | 91,544 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $10,225,490 | 83,843 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $13,452,877 | 100,650 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $19,439,712 | 124,271 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $16,224,313 | 109,343 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $16,473,034 | 104,857 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $16,849,423 | 105,184 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $13,930,895 | 98,934 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $13,685,089 | 95,108 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $12,360,144 | 99,985 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $12,921,757 | 103,341 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $10,968,465 | 94,670 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $15,067,924 | 127,489 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $10,838,638 | 98,551 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $15,665,124 | 164,844 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $17,351,045 | 168,114 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $14,428,647 | 122,797 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $14,980,895 | 122,313 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $15,274,769 | 127,983 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $18,864,812 | 133,945 | Shares | Defined | 2021-08-06 | |
| 2021-03-31 | $19,475,232 | 137,469 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $17,675,509 | 129,122 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $14,806,446 | 130,799 | Shares | Sole | 2020-12-04 | |
| 2020-06-30 | $15,820,422 | 141,279 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $11,949,676 | 120,049 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||