Position in ALT
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$20,796,806
+$8,421,672 QoQ
Shares Held
6,841,055
+70.3% QoQ
Ownership
3.52%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#7
of 210 holders
Holding Since
Dec 2020
16 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ALT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026MARSHALL WACE, LLP holds $3,055,517,440 across 267 Biotechnology names. ALT ranks #40 (0.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
543,897 | $270,169,956 | |
| 2 | INCY |
Incyte Corp
|
1,310,154 | $148,519,056 | |
| 3 | RPRX |
Royalty Pharma plc
|
2,450,669 | $137,409,009 | |
| 4 | SYRE |
Spyre Therapeutics, Inc.
|
991,693 | $88,042,503 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
259,799 | $78,207,292 | |
| 6 | TVTX |
Travere Therapeutics, Inc.
|
1,333,207 | $75,739,488 | |
| 7 | MANE |
Veradermics, Inc
|
585,560 | $71,988,746 | |
| 8 | DFTX |
Definium Therapeutics, Inc.
|
1,298,946 | $61,102,419 |
All Filings in ALT
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $20,796,806 | 6,841,055 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $12,375,134 | 4,017,901 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $3,331,224 | 922,777 | Shares | Other | 2026-02-13 | |
| 2025-06-30 | $85,527 | 22,100 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $5,841,690 | 1,168,338 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $472,376 | 65,517 | Shares | Other | 2025-02-13 | |
| 2023-12-31 | $968,985 | 86,132 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $4,676,723 | 1,798,740 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $7,269,293 | 2,059,290 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $6,739,888 | 1,597,130 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $20,394,610 | 1,239,794 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $14,033,131 | 1,098,914 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $3,162,860 | 270,330 | Shares | Other | 2022-08-15 | |
| 2021-09-30 | $5,416,619 | 478,923 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $9,147,852 | 928,716 | Shares | Sole | 2021-08-13 | |
| 2020-12-31 | $350,232 | 31,049 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||