| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HAWKINS JAMES B | Director | 12525 CHADRON AVE, HAWTHORNE | /s/ James Hawkins | 16 Dec 2025 | 0000898243 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSIS | Common Stock | Tax liability | $3,892 | -15 | -0.3% | $259.44 | 5,021 | 13 Dec 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Pursuant with a net settlement, shares of stock were tendered to pay for the tax withholding. No shares of stock were sold. |