Position in ZWS
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$1,241,345,388
+$164,000,677 QoQ
Shares Held
24,566,503
+2.2% QoQ
Ownership
14.7%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#1
of 432 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 98%
Shared 0%
None 2%
Common Shares in ZWS Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026BlackRock, Inc. holds $3,792,825,365 across 13 Pollution & Treatment Controls names. ZWS ranks #2 (32.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VLTO |
Veralto Corp
|
22,647,953 | $2,008,420,461 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
This page
|
24,566,503 | $1,241,345,388 | |
| 3 | CECO |
Ceco Environmental Corp
|
4,323,986 | $392,358,484 | |
| 4 | PCT |
PureCycle Technologies, Inc.
|
11,102,761 | $90,043,383 | |
| 5 | ERII |
Energy Recovery, Inc.
|
6,344,252 | $57,225,146 | |
| 6 | ARQ |
Arq, Inc.
|
508,965 | $1,297,859 | |
| 7 | FTEK |
Fuel Tech, Inc.
|
496,493 | $1,097,249 | |
| 8 | ZONE |
CleanCore Solutions, Inc.
|
656,129 | $538,025 |
All Filings in ZWS
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,241,345,388 | 24,566,503 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $1,077,344,711 | 24,026,421 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $1,103,359,807 | 23,733,272 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $1,110,597,780 | 23,614,667 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $876,051,164 | 23,955,460 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $819,334,962 | 24,843,389 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $952,510,957 | 25,536,487 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $915,166,773 | 25,463,739 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||