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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-09-013658
Filing Date
2009-03-04
Accepted
2009-03-04 15:19:38
Documents
1
Period of Report
2009-03-02

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 3242
  Complete submission text file 0001209191-09-013658.txt   5241
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: 3829 Measuring & Controlling Devices, NEC

Mailing Address 6801 ROCKLEDGE DRIVE BETHESDA MD 3018976255
Business Address 6801 ROCKLEDGE DRIVE BETHESDA MD 20817 3018976255
MARSH G THOMAS (Reporting) CIK: 0001250052 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-12691 | Film No.: 09655277