| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lehmann Dale E | Director | 1420 PRESIDENTIAL DRIVE, RICHARDSON, | /s/ Dale E. Lehmann | 09 Jun 2025 | 0001793666 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OPXS | COMMON STOCK | Sale | $71,375 | -7,537 | -5.2% | $9.47 | 136,721 | 05 Jun 2025 | Direct | |
| transaction | OPXS | COMMON STOCK | Sale | $165,600 | -18,000 | -13% | $9.20 | 118,721 | 06 Jun 2025 | Direct |