Position in ZWS
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$245,676
-$3,420,083 QoQ
Shares Held
4,862
-94.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#294
of 432 holders
Holding Since
Sep 2021
15 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ZWS 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. ZWS ranks #6 (1.5% 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
|
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
This page
|
4,862 | $245,676 |
All Filings in ZWS
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $245,676 | 4,862 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $3,665,759 | 81,752 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $401,115 | 8,628 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $532,755 | 11,328 | Shares | Other | 2025-11-13 | |
| 2025-06-30 | $816,570 | 22,329 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $645,879 | 19,584 | Shares | Other | 2025-05-15 | |
| 2024-06-30 | $1,018,768 | 34,652 | Shares | Other | 2024-08-14 | |
| 2023-12-31 | $699,663 | 23,790 | Shares | Other | 2024-02-14 | |
| 2023-03-31 | $3,057,832 | 143,157 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $33,075,385 | 1,563,848 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $42,700,192 | 1,742,865 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $57,202,855 | 2,099,958 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $42,424,882 | 1,198,443 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $46,491,317 | 1,277,234 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $193,055 | 6,234 | Shares | Sole | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||