Position in CECO
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$5,252,575
-$9,755,864 QoQ
Shares Held
57,886
-77.0% QoQ
Ownership
0.099%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#104
of 341 holders
Holding Since
Jun 2022
12 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in CECO Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026MARSHALL WACE, LLP holds $16,079,873 across 6 Pollution & Treatment Controls names. CECO ranks #2 (32.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ERII |
Energy Recovery, Inc.
|
677,248 | $6,108,775 | |
| 2 | CECO |
Ceco Environmental Corp
This page
|
57,886 | $5,252,575 | |
| 3 | ARQ |
Arq, Inc.
|
880,201 | $2,244,511 | |
| 4 | ADUR |
Aduro Clean Technologies Inc.
|
76,525 | $1,206,033 | |
| 5 | VLTO |
Veralto Corp
|
11,528 | $1,022,303 | |
| 6 | ZWS |
Zurn Elkay Water Solutions Corp
|
4,862 | $245,676 |
All Filings in CECO
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,252,575 | 57,886 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $15,008,439 | 251,904 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $466,830 | 7,800 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $1,791,948 | 34,999 | Shares | Other | 2025-11-13 | |
| 2024-03-31 | $1,907,437 | 82,860 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $876,988 | 43,244 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $987,313 | 61,823 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $878,286 | 65,740 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $1,112,820 | 79,544 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $2,944,971 | 252,138 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $2,523,736 | 285,168 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $887,420 | 148,398 | Shares | Other | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||