SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in ZWS — Zurn Elkay Water Solutions Corp
CIK 1446194
BALA CYNWYD, PA
Position in ZWS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$3,410,395
+$3,141,590 QoQ
Shares Held
76,057
+1215.4% QoQ
Ownership
0.046%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2021
18 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ZWS Over Time
Shares Held
Position Value (USD)
Derivatives in ZWS
reported options exposure · as of Dec 31, 2025CallValue
$757,787
CallShares
16,300
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Pollution & Treatment Controls
Industrials · as of Mar 31, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $17,411,898 across 10 Pollution & Treatment Controls names. ZWS ranks #2 (19.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PCT |
PureCycle Technologies, Inc.
|
1,352,992 | $7,022,028 | |
| 2 | ZWS |
Zurn Elkay Water Solutions Corp
This page
|
76,057 | $3,410,395 | |
| 3 | CECO |
Ceco Environmental Corp
|
41,697 | $2,484,307 | |
| 4 | VLTO |
Veralto Corp
|
27,696 | $2,448,880 | |
| 5 | ADUR |
Aduro Clean Technologies Inc.
|
79,334 | $832,213 | |
| 6 | ERII |
Energy Recovery, Inc.
|
72,743 | $732,522 | |
| 7 | ARQ |
Arq, Inc.
|
133,045 | $340,595 | |
| 8 | SCWO |
374Water Inc.
|
37,028 | $105,159 |
All Filings in ZWS
Export CSV
38 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,410,395 | 76,057 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $757,787 | 16,300 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $268,805 | 5,782 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $954,709 | 20,300 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $219,912 | 4,676 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $6,844,697 | 187,167 | Shares | Other | 2025-08-14 | |
| 2025-06-30 | $299,874 | 8,200 | Call | Other | 2025-08-14 | |
| 2025-03-31 | $5,690,435 | 172,542 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $2,276,195 | 61,024 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $1,025,750 | 27,500 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $2,098,896 | 58,400 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $240,977 | 6,705 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $931,980 | 31,700 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $4,916,973 | 167,244 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $3,982,930 | 119,000 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $4,394,309 | 131,291 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $1,420,503 | 48,300 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $5,674,247 | 192,936 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,438,149 | 48,900 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $3,177,468 | 113,400 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $6,069,524 | 216,614 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $1,650,378 | 58,900 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $994,930 | 37,000 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $551,245 | 20,500 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $3,640,744 | 135,394 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $897,120 | 42,000 | Call | Defined | 2023-05-16 | |
| 2023-03-31 | $3,411,362 | 159,708 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $511,830 | 24,200 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $480,200 | 19,600 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $2,202,647 | 89,904 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $227,850 | 9,300 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $4,508,220 | 165,500 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $321,432 | 11,800 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $9,260,755 | 339,969 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $258,420 | 7,300 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $371,700 | 10,500 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $2,473,681 | 69,878 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $4,201,542 | 115,427 | Shares | Defined | 2022-04-05 | |
| No filing history on record for this holder in this stock. | ||||||