SCHWAUSCH SCOTT 4
4 · ION GEOPHYSICAL CORP · Filed Dec 18, 2017
Insider Transaction Report
Form 4
SCHWAUSCH SCOTT
VP & Corp Controller
Transactions
- Purchase
Common Stock
2017-12-14$13.05/sh+1,212$15,817→ 4,337 total
4 · ION GEOPHYSICAL CORP · Filed Dec 18, 2017
Common Stock