Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-11-046719
Filing Date
2011-09-06
Accepted
2011-09-06 16:01:06
Documents
1
Period of Report
2011-08-26

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 3310
  Complete submission text file 0001209191-11-046719.txt   4812
Mailing Address 2105 CITYWEST BLVD SUITE 400 HOUSTON TX 770422839
Business Address 2105 CITYWEST BLVD SUITE 400 HOUSTON TX 770422839 281.933.3339
ION GEOPHYSICAL CORP (Issuer) CIK: 0000866609 (see all company filings)

EIN.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address ION GEOPHYSICAL CORPORATION 2101 CITYWEST, SUITE 400 HOUSTON TX 77042-2839
Business Address
ROLAND DAVID L (Reporting) CIK: 0001286832 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-12691 | Film No.: 111075779