| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| OLSCHAN BRIAN S | President and COO, Director | 1 WATERVIEW DRIVE, SHELTON | /s/ Brian S. Olschan | 19 May 2025 | 0001213244 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ACU | Common Stock | Sale | $5,675 | -138 | -0.27% | $41.12 | 51,300 | 28 Apr 2025 | Direct | |
| transaction | ACU | Common Stock | Sale | $91,286 | -2,285 | -4.5% | $39.95 | 49,015 | 15 May 2025 | Direct | |
| transaction | ACU | Common Stock | Sale | $199,750 | -5,000 | -10% | $39.95 | 44,015 | 16 May 2025 | Direct |