ION GEOPHYSICAL CORP·4

Dec 3, 6:07 PM ET

Williamson Ken 4

4 · ION GEOPHYSICAL CORP · Filed Dec 3, 2021

Insider Transaction Report

Form 4
Period: 2021-12-01
Transactions
  • Tax Payment

    Common Stock

    2021-12-01$1.74/sh11,135$19,375190,889 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.

Documents

1 file
  • 4
    rdgdoc.xmlPrimary

    FORM 4