ION GEOPHYSICAL CORP 4
4 · ION GEOPHYSICAL CORP · Filed Sep 16, 2013
Insider Transaction Report
Form 4
Heinlein Gregory J
SVP and CFO
Transactions
- Purchase
Common Stock
2013-09-13$4.79/sh+1,000$4,790→ 32,169 total
4 · ION GEOPHYSICAL CORP · Filed Sep 16, 2013
Common Stock