| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LUSKIN MEYER/ | Director | 12525 CHADRON AVE, HAWTHORNE | /s/ Meyer Luskin | 13 Jun 2025 | 0001047072 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSIS | Common Stock | Sale | $237,150 | -1,000 | -8.2% | $237.15 | 11,214 | 12 Jun 2025 | See Footnote | F1 |
| holding | OSIS | Common Stock | 4,587 | 12 Jun 2025 | Direct |
| Id | Content |
|---|---|
| F1 | Meyer and Doreen Luskin Family Trust. Meyer and Doreen Luskin Trustees. |