LAMBERT DALE J 4
4 · ION GEOPHYSICAL CORP · Filed Dec 3, 2020
Insider Transaction Report
Form 4
LAMBERT DALE J
EVP, Operations Optimization
Transactions
- Tax Payment
Common Stock
2020-12-01$1.89/sh−2,835$5,358→ 46,025 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.