Zhang ShaoHua 4
4 · ION GEOPHYSICAL CORP · Filed Mar 3, 2021
Insider Transaction Report
Form 4
Zhang ShaoHua
Director
Transactions
- Tax Payment
Common Stock
2021-03-01$3.04/sh−160$486→ 373 total - Award
Common Stock
2021-03-01+533→ 533 total - Award
Common Stock
2021-03-01+2,500→ 2,873 total
Footnotes (3)
- [F1]Issued pursuant to the ION Geophysical Corporation Fourth Amended and Restated 2013 Long Term Incentive Plan ("2013 LTIP").
- [F2]These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.
- [F3]Restricted stock award issued pursuant to the 2013 LTIP. Award will vest 100% on March 1, 2022.