| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| ADAMS TODD A. | Chairman and CEO, Director | 511 W. FRESHWATER WAY, MILWAUKEE | /s/ Jeffrey J. LaValle under Power of Attorney for Todd A. Adams | 12 Dec 2025 | 0001525211 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ZWS | Common Stock | Gift | $0 | -47,000 | -2.1% | $0.000000 | 2,225,347 | 12 Dec 2025 | Direct | F1 |
| holding | ZWS | Common Stock | 5,640 | 12 Dec 2025 | By 401(k) Plan | F2 | |||||
| holding | ZWS | Common Stock | 1,200 | 12 Dec 2025 | By SEP IRA |
| Id | Content |
|---|---|
| F1 | Bona fide gift. |
| F2 | Based on information from the trustee of the 401(k) Plan. |