OBERWEIS ASSET MANAGEMENT INC/
Position in ZWS — Zurn Elkay Water Solutions Corp
CIK 937886
LISLE, IL
Position in ZWS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$23,670,930
+$7,879,045 QoQ
Shares Held
468,453
+33.0% QoQ
Ownership
0.281%
of shares outstanding
% of Portfolio
0.49%
of 13F equity value
Holder Rank
#49
of 432 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ZWS Over Time
Shares Held
Position Value (USD)
Position in Pollution & Treatment Controls
Industrials · as of Jun 30, 2026OBERWEIS ASSET MANAGEMENT INC/ holds $56,162,383 across 2 Pollution & Treatment Controls names. ZWS ranks #2 (42.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CECO |
Ceco Environmental Corp
|
358,072 | $32,491,453 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
This page
|
468,453 | $23,670,930 |
All Filings in ZWS
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4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $23,670,930 | 468,453 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $15,791,885 | 352,183 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $12,366,340 | 266,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $12,509,980 | 266,000 | Shares | Sole | 2025-11-17 | |
| No filing history on record for this holder in this stock. | ||||||