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Filing Detail
Form 3/A - Initial statement of beneficial ownership of securities: [Amend]
SEC Accession No. 0001209191-11-045017
Filing Date
2011-08-19
Accepted
2011-08-19 14:58:19
Documents
1
Period of Report
2010-12-16

Document Format Files

Seq Description Document Type Size
1 FORM 3/A SUBMISSION doc3a.html 3/A  
1 FORM 3/A SUBMISSION doc3a.xml 3/A 2460
  Complete submission text file 0001209191-11-045017.txt   3947
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)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 2105 CITYWEST BLVD. SUITE 400 HOUSTON TX 77042-2839
Business Address
Williamson Ken (Reporting) CIK: 0001507574 (see all company filings)

Type: 3/A | Act: 34 | File No.: 001-12691 | Film No.: 111047153