| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSIS | Common Stock | Sale | $1,091,027 | -8,959 | -57% | $121.78 | 6,680 | 02 Jun 2023 | Please see footnote | F1, F2 |
| transaction | OSIS | Common Stock | Sale | $127,595 | -1,041 | -16% | $122.57 | 5,639 | 02 Jun 2023 | Please see footnote | F2, F3 |
| holding | OSIS | Common Stock | 76,950 | 02 Jun 2023 | Direct |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $121.38 to $122.36. 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. |
| F2 | Victor So-Mien Sze & Angela Hsin-Chi Hsu Co-ttee Sze Trust U/T/A DTD 11/25/2014 |
| F3 | This transaction was executed in multiple trades at prices ranging from $122.40 to $122.63. 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. |