| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IO | Common Stock | Tax liability | $4,949 | -13,377 | -3.9% | $0.3700* | 328,372 | 11 May 2022 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | These shares were not sold, but were withheld by ION Geophysical Corporation upon the vesting of restricted stock shares to satisfy tax withholding obligations. |