| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | ISTR | Common Stock | 4,678 | 20 Oct 2021 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Includes 3,805 unvested restricted stock units that were inadvertently omitted from the original Form 3 filed 11/1/2021. These unvested restricted stock units were also excluded from subsequent Form 4 filings through 3/16/2023. |