4 | SEC Filings Hub

Filing metadata

Accession number: 0001209191-12-045746
Form type: Form 4
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: Sep 17, 2012
Reporting period: Sep 14, 2012
Description: Insider transaction

Documents

0001209191-12-045746-index.htm

Complete submission

0001209191-12-045746.txt

directory listing

Filed by

ION GEOPHYSICAL CORP