Position in ATEC
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$277,037
-$135,419 QoQ
Shares Held
25,463
-10.2% QoQ
Ownership
0.016%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
18 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ATEC Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026MARSHALL WACE, LLP holds $951,017,652 across 59 Medical Devices names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
5,542,438 | $502,920,823 | |
| 2 | BSX |
Boston Scientific Corp
|
2,414,223 | $103,039,037 | |
| 3 | GKOS |
GLAUKOS Corp
|
314,804 | $43,997,006 | |
| 4 | DXCM |
Dexcom Inc
|
532,804 | $35,884,349 | |
| 5 | EW |
Edwards Lifesciences Corp
|
344,361 | $31,150,895 | |
| 6 | PEN |
Penumbra Inc
|
90,520 | $28,581,689 | |
| 7 | SYK |
Stryker Corp
|
51,116 | $16,093,361 | |
| 8 | GMED |
Globus Medical Inc
|
188,541 | $14,896,623 |
All Filings in ATEC
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $277,037 | 25,463 | Shares | Other | 2026-05-15 | |
| 2025-09-30 | $412,456 | 28,367 | Shares | Other | 2025-11-13 | |
| 2025-06-30 | $9,612,365 | 865,979 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $17,448,890 | 1,720,798 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $16,278,398 | 1,773,246 | Shares | Other | 2025-02-13 | |
| 2024-09-30 | $4,120,938 | 741,176 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $11,491,780 | 1,099,692 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $10,478,469 | 759,860 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $5,325,398 | 352,442 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $5,468,463 | 421,624 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $11,552,887 | 642,541 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $2,952,300 | 189,250 | Shares | Other | 2023-05-15 | |
| 2022-06-30 | $1,324,703 | 202,554 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $840,190 | 73,060 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $3,322,369 | 290,671 | Shares | Other | 2022-02-14 | |
| 2021-06-30 | $2,730,085 | 178,204 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $4,959,007 | 314,060 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $4,238,155 | 291,884 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||