SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0001193125-04-003734
Form type: SC 13D
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: Jan 13, 2004
Reporting period: Dec 05, 2003
Description: Activist stake

Documents

0001193125-04-003734-index.htm

Complete submission

0001193125-04-003734.txt

directory listing

Filed by

ION GEOPHYSICAL CORP