Live feed
Filing
SC 13G/A
SC 13G/A0000914208-18-000138·ION GEOPHYSICAL CORP
Schedule 13G ownership disclosure
Ion Geophysical Corp
Security class unavailable · CUSIP: 462044207
Event date: 2017-12-29
Legacy cover-page extraction is best effort and may not include every reporting person.
- Filing-level shares
- 924,292
- Percent of class
- 7.8000%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0000914208-18-000138
- Form type
- SC 13G/A
- Filer
- ION GEOPHYSICAL CORP
- CIK
- CIK 866609
- Filed
- Feb 12, 2018
- Reporting period
- Dec 29, 2017
- Description
- Schedule 13G beneficial ownership