Christopher Theron Usher - May 11, 2022 Form 4 Insider Report for ION GEOPHYSICAL CORP (IO)

Role
President & CEO, Director
Signature
/s/ Rebecca F. Sacco, attorney-in-fact
Stock symbol
IO
Transactions as of
May 11, 2022
Transactions value $
-$4,949
Form type
4
Date filed
5/13/2022, 04:31 PM
Previous filing
Dec 3, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction IO Common Stock Tax liability -$4.95K -13.4K -3.91% $0.37* 328K May 11, 2022 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

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.