Usher Christopher Theron 4
4 · ION GEOPHYSICAL CORP · Filed Dec 3, 2021
Insider Transaction Report
Form 4
Usher Christopher Theron
EVP & COO, GeoScience
Transactions
- Tax Payment
Common Stock
2021-12-01$1.74/sh−8,639$15,032→ 341,749 total
Footnotes (1)
- [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.