Position in AHCO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$728,648
-$405,297 QoQ
Shares Held
61,231
-46.2% QoQ
Ownership
0.045%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
13 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in AHCO 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 AHCO
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $728,648 | 61,231 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $1,133,945 | 113,850 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $507,438 | 56,697 | Shares | Other | 2025-11-13 | |
| 2025-03-31 | $1,486,293 | 137,112 | Shares | Other | 2025-05-15 | |
| 2024-09-30 | $139,252 | 12,400 | Shares | Other | 2024-11-14 | |
| 2023-09-30 | $12,614,046 | 1,386,159 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $658,603 | 54,117 | Shares | Other | 2023-08-14 | |
| 2022-03-31 | $3,222,142 | 201,007 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $16,408,378 | 670,825 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $23,370,234 | 1,003,445 | Shares | Sole | 2021-11-15 | |
| 2021-03-31 | $286,323 | 7,789 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $25,886,201 | 689,196 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $300,061 | 13,758 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||