4 | SEC Filings Hub

Filing metadata

Accession number: 0001209191-13-026031
Form type: Form 4
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: May 14, 2013
Reporting period: May 10, 2013
Description: Insider transaction

Documents

0001209191-13-026031-index.htm

Complete submission

0001209191-13-026031.txt

directory listing

Filed by

ION GEOPHYSICAL CORP