Position in ZONE
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$469,088
+$222,922 QoQ
Shares Held
1,317,667
+39.2% QoQ
Ownership
0.594%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ZONE 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.
| # | 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
|
4,862 | $245,676 |
All Filings in ZONE
Export CSV
2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $469,088 | 1,317,667 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $246,166 | 946,794 | Shares | Other | 2026-02-13 | |
| No filing history on record for this holder in this stock. | ||||||