| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| OLSCHAN BRIAN S | President and COO, Director | 1 WATERVIEW DRIVE, SHELTON | /s/ Brian S. Olschan | 22 May 2025 | 0001213244 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ACU | Common Stock | Sale | $27,531 | -690 | -1.6% | $39.90 | 43,325 | 19 May 2025 | Direct | |
| transaction | ACU | Common Stock | Sale | $12,209 | -306 | -0.71% | $39.90 | 43,019 | 20 May 2025 | Direct |