Position in ZWS
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$17,862,865
-$360,889 QoQ
Shares Held
398,369
+1.6% QoQ
Ownership
0.239%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2021
18 quarters on record
Voting authority
Sole 45.19603684021598.ToString("F0")%
Shared 0.ToString("F0")%
None 54.80396315978402.ToString("F0")%
Common Shares in ZWS Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Mar 31, 2026RHUMBLINE ADVISERS holds $64,007,218 across 6 Pollution & Treatment Controls names. ZWS ranks #2 (27.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
479,157 | $42,367,061 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
This page
|
398,369 | $17,862,865 | |
| 3 | CECO |
Ceco Environmental Corp
|
36,031 | $2,146,726 | |
| 4 | PCT |
PureCycle Technologies, Inc.
|
167,316 | $868,370 | |
| 5 | ERII |
Energy Recovery, Inc.
|
65,217 | $656,735 | |
| 6 | ARQ |
Arq, Inc.
|
41,196 | $105,461 |
All Filings in ZWS
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $17,862,865 | 398,369 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $18,223,754 | 391,993 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $19,619,505 | 417,170 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $15,070,935 | 412,112 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $13,033,432 | 395,192 | Shares | Sole | 2025-05-29 | |
| 2024-12-31 | $14,725,778 | 394,793 | Shares | Sole | 2025-05-29 | |
| 2024-09-30 | $15,770,256 | 438,794 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $7,458,868 | 253,703 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $9,206,258 | 275,060 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $7,623,836 | 259,226 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $7,727,047 | 275,769 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $7,222,869 | 268,608 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $3,622,143 | 169,576 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $3,564,324 | 168,526 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $3,895,132 | 158,985 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $3,989,679 | 146,464 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $5,065,952 | 143,106 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $5,300,932 | 145,630 | Shares | Sole | 2022-02-10 | |
| No filing history on record for this holder in this stock. | ||||||