Williamson Ken 4
4 · ION GEOPHYSICAL CORP · Filed Jan 5, 2021
Insider Transaction Report
Form 4
Williamson Ken
SVP, ISS
Transactions
- Other
Common Stock
2020-12-31−533→ 164,108 total
Footnotes (1)
- [F1]On December 31, 2020, Mr. Williamson surrendered 533 shares of Common Stock to the Issuer that were held at the transfer agent. This was not a sale or an open market transaction. This was done by Mr. Williamson for year-end tax planning purposes.