| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Okawa Cary M. | CHIEF ACCOUNTING OFFICER | 12525 CHADRON AVE, HAWTHORNE | /s/ Cary Okawa | 2025-08-28 | 0001584218 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSIS | Common Stock | Award | $121K | +539 | +18.03% | $225.19 | 3.53K | Aug 26, 2025 | Direct | F1 |
| transaction | OSIS | Common Stock | Tax liability | -$54.3K | -241 | -6.83% | $225.19 | 3.29K | Aug 26, 2025 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | RSUs are issued pursuant to performance based vestings. |
| F2 | Pursuant with a net settlement, shares of stock were tendered to pay for the tax withholding. No shares of stock were sold. |