YUELIANG GUO 4
4 · ION GEOPHYSICAL CORP · Filed Dec 3, 2010
Insider Transaction Report
Form 4
YUELIANG GUO
Director
Transactions
- Award
Common stock
2010-12-01+1,000→ 17,000 total
Footnotes (1)
- [F1]Issued pursuant to the ION Geophysical Corporation 2004 Long-term Incentive Plan.