Bernitsas Nikolaos 4
4 · ION GEOPHYSICAL CORP · Filed Mar 1, 2011
Insider Transaction Report
Form 4
Bernitsas Nikolaos
SVP, GXT Imaging
Transactions
- Sale
Common Stock
2011-02-25$12.56/sh−15,037$188,820→ 66,414 total - Exercise/Conversion
Common Stock
2011-02-25$2.49/sh+15,037$37,442→ 81,451 total - Exercise/Conversion
Employee stock option (right-to-buy)
2011-02-25−15,037→ 15,037 totalExercise: $2.49Exp: 2013-04-30→ Common stock (15,037 underlying)
Footnotes (2)
- [F1]Includes 15,333 shares of unvested restricted stock inadvertantly left off of initial filing.
- [F2]The option became exercisable in four equal annual installments beginning on April 30, 2003.