Position in GRAL
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$3,095,632
+$1,366,714 QoQ
Shares Held
59,900
+196.5% QoQ
Ownership
0.140%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
7 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.ToString("F0")%
None 0.ToString("F0")%
Common Shares in GRAL Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026MARSHALL WACE, LLP holds $531,017,373 across 25 Diagnostics & Research names. GRAL ranks #12 (0.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
477,250 | $234,582,691 | |
| 2 | WAT |
Waters Corp /De/
|
226,886 | $67,566,650 | |
| 3 | ILMN |
Illumina, Inc.
|
504,363 | $62,167,783 | |
| 4 | DGX |
Quest Diagnostics Inc
|
200,278 | $39,250,481 | |
| 5 | QGEN |
Qiagen N.V.
|
789,998 | $31,631,519 | |
| 6 | IDXX |
Idexx Laboratories Inc /De
|
49,295 | $27,698,367 | |
| 7 | CRL |
Charles River Laboratories International, Inc.
|
149,651 | $25,814,797 | |
| 8 | NTRA |
Natera, Inc.
|
53,702 | $10,739,862 |
All Filings in GRAL
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,095,632 | 59,900 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $1,728,918 | 20,200 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $931,652 | 15,756 | Shares | Other | 2025-11-13 | |
| 2025-06-30 | $259,979 | 5,056 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $413,288 | 16,182 | Shares | Other | 2025-05-15 | |
| 2024-09-30 | $3,526,205 | 256,265 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $1,244,139 | 80,946 | Shares | Other | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||