Williamson Ken 4
4 · ION GEOPHYSICAL CORP · Filed Jun 1, 2018
Insider Transaction Report
Form 4
Williamson Ken
SVP, ISS
Transactions
- Tax Payment
New Common Stock
2018-05-30$23.80/sh−3,477$82,753→ 77,507 total
Footnotes (1)
- [F1]These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.