| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HAWKINS KAREN LEA | CFO | 1420 PRESIDENTIAL DRIVE, RICHARDSON, | /s/ Karen Lea Hawkins | 2025-06-09 | 0001500557 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OPXS | COMMON STOCK | Sale | -$111K | -12K | -27.52% | $9.21 | 31.6K | Jun 6, 2025 | Direct |