ION GEOPHYSICAL CORP·4

Dec 5, 2:48 PM ET

BARR DAVID H 4

4 · ION GEOPHYSICAL CORP · Filed Dec 5, 2011

Insider Transaction Report

Form 4
Period: 2011-12-01
BARR DAVID H
Director
Transactions
  • Award

    Common Stock

    2011-12-01+12,00032,000 total
Footnotes (1)
  • [F1]Issued pursuant to the ION Geophysical Corporation 2004 Long-term Incentive Plan.

Documents

1 file
  • 4
    doc4.xmlPrimary

    FORM 4 SUBMISSION