PEEBLER ROBERT P 4
4 · ION GEOPHYSICAL CORP · Filed Dec 5, 2011
Insider Transaction Report
Form 4
PEEBLER ROBERT P
DirectorChief Exec Officer
Transactions
- Gift
Common Stock
2011-03-04−20,000→ 806,292 total - Tax Payment
Common Stock
2011-12-01$5.81/sh−12,150$70,592→ 794,142 total