Position in ABT
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$502,920,823
+$296,457,820 QoQ
Shares Held
5,542,438
+175.6% QoQ
Ownership
0.318%
of shares outstanding
% of Portfolio
0.61%
of 13F equity value
Holder Rank
#41
of 2,958 holders
Holding Since
Jun 2020
20 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ABT Over Time
Shares Held
Position Value (USD)
Derivatives in ABT
reported options exposure · as of Jun 30, 2026CallValue
$145,184
CallShares
1,600
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Devices
Healthcare · as of Jun 30, 2026MARSHALL WACE, LLP holds $951,017,652 across 59 Medical Devices names. ABT ranks #1 (52.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
This page
|
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 ABT
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $502,920,823 | 5,542,438 | Shares | Other | 2026-08-13 | |
| 2026-06-30 | $145,184 | 1,600 | Call | Other | 2026-08-13 | |
| 2026-03-31 | $206,463,003 | 2,010,938 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $12,529 | 100 | Call | Other | 2026-02-13 | |
| 2025-12-31 | $7,327,836 | 58,487 | Shares | Other | 2026-02-13 | |
| 2025-03-31 | $20,817,427 | 156,935 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $33,933,000 | 300,000 | Put | Other | 2025-02-13 | |
| 2024-09-30 | $14,049,110 | 123,227 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $22,479,577 | 216,337 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $90,928 | 800 | Shares | Other | 2024-05-15 | |
| 2024-03-31 | $2,500,520 | 22,000 | Call | Other | 2024-05-15 | |
| 2023-12-31 | $15,359,497 | 139,543 | Shares | Other | 2024-02-14 | |
| 2023-12-31 | $22,102,056 | 200,800 | Put | Other | 2024-02-14 | |
| 2023-12-31 | $15,684,975 | 142,500 | Call | Other | 2024-02-14 | |
| 2023-09-30 | $3,297,548 | 34,048 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $27,126,029 | 248,817 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $395,420 | 3,905 | Shares | Other | 2023-05-15 | |
| 2022-06-30 | $3,443,987 | 31,698 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $67,496,683 | 570,266 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $176,035,480 | 1,250,785 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $29,006,939 | 245,551 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $31,839,942 | 274,648 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $19,411,084 | 161,975 | Shares | Sole | 2021-05-17 | |
| 2020-09-30 | $4,856,538 | 44,625 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $8,518,167 | 93,166 | Shares | Sole | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||