Position in ICLR
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$30,475,681
+$28,885,829 QoQ
Shares Held
175,440
+1121.1% QoQ
Ownership
0.227%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#60
of 422 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ICLR Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026MARSHALL WACE, LLP holds $872,920,182 across 27 Diagnostics & Research names. ICLR ranks #9 (3.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WAT |
Waters Corp /De/
|
581,332 | $218,022,752 | |
| 2 | QGEN |
Qiagen N.V.
|
3,491,480 | $136,516,866 | |
| 3 | MTD |
Mettler Toledo International Inc/
|
76,977 | $98,338,886 | |
| 4 | CRL |
Charles River Laboratories International, Inc.
|
342,995 | $77,787,835 | |
| 5 | DGX |
Quest Diagnostics Inc
|
269,760 | $57,175,631 | |
| 6 | IDXX |
Idexx Laboratories Inc /De
|
93,128 | $49,026,303 | |
| 7 | TWST |
Twist Bioscience Corp
|
396,912 | $40,834,306 | |
| 8 | NTRA |
Natera, Inc.
|
131,663 | $35,739,920 |
All Filings in ICLR
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $30,475,681 | 175,440 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $1,589,852 | 14,367 | Shares | Other | 2026-05-15 | |
| 2024-12-31 | $18,609,454 | 88,739 | Shares | Other | 2025-02-13 | |
| 2024-03-31 | $46,955,059 | 139,768 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $34,370,925 | 121,422 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $42,811,547 | 173,854 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $85,977,977 | 343,637 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $1,214,472 | 5,686 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $31,379,338 | 161,541 | Shares | Other | 2023-02-14 | |
| 2022-03-31 | $96,395,625 | 396,331 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $191,868,441 | 619,530 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $420,018 | 1,603 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $11,870,321 | 57,425 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $7,490,730 | 38,146 | Shares | Sole | 2021-05-17 | |
| 2020-09-30 | $301,157 | 1,576 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $2,026,236 | 12,028 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $3,609,304 | 26,539 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||