POWERS MATTHEW R 4
4 · ION GEOPHYSICAL CORP · Filed Jun 1, 2018
Insider Transaction Report
Form 4
POWERS MATTHEW R
General Counsel & Corp Secy
Transactions
- Tax Payment
New Common Stock
2018-05-30$23.80/sh−72$1,714→ 15,470 total
Footnotes (1)
- [F1]These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.