Position in KROS
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$370,220
-$2,155,825 QoQ
Shares Held
34,600
-20.5% QoQ
Ownership
0.175%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#64
of 131 holders
Holding Since
Dec 2020
15 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in KROS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026MARSHALL WACE, LLP holds $3,014,740,742 across 267 Biotechnology names. KROS ranks #226 (0.0% 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 KROS
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $370,220 | 34,600 | Shares | Other | 2026-08-13 | |
| 2024-09-30 | $2,526,045 | 43,500 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $1,022,628 | 22,377 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $18,070,680 | 272,971 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $1,967,006 | 49,472 | Shares | Other | 2024-02-14 | |
| 2023-06-30 | $2,517,277 | 62,650 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $4,975,404 | 116,520 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $307,328 | 6,400 | Shares | Other | 2023-02-14 | |
| 2022-06-30 | $1,462,566 | 52,934 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $406,109 | 7,468 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $335,086 | 5,727 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $1,963,600 | 49,636 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $511,975 | 12,055 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $361,729 | 5,877 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $1,233,885 | 17,492 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||