|4Sep 3, 5:35 PM ET

DORAN MARK J 4

4 · ION GEOPHYSICAL CORP · Filed Sep 3, 2021

Insider Transaction Report

Form 4
Period: 2021-09-01
DORAN MARK J
Director
Transactions
  • Award

    Common Stock

    2021-09-01+533533 total
  • Award

    Common Stock

    2021-09-01+1,6782,211 total
Footnotes (2)
  • [F1]Issued pursuant to the ION Geophysical Corporation Fourth Amended and Restated 2013 Long Term Incentive Plan ("2013 LTIP").
  • [F2]Restricted Stock issued pursuant to the 2013 LTIP. The shares will vest in full on March 1, 2022.

Documents

1 file
  • 4
    doc4.xmlPrimary

    FORM 4 SUBMISSION