| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HAWKINS JAMES B | Director | 12525 CHADRON AVE, HAWTHORNE | /s/ James Hawkins | 07 Nov 2025 | 0000898243 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSIS | Common Stock | Sale | -$425K | -1.5K | -22.95% | $283.15 | 5.04K | 07 Nov 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $283.00 to $284.00. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and price at which the transaction was effected. |