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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001437749-22-005201
Filing Date
2022-03-03
Accepted
2022-03-03 18:15:31
Documents
1
Period of Report
2022-03-01

Document Format Files

Seq Description Document Type Size
1 FORM 4 rdgdoc.html 4  
1 FORM 4 rdgdoc.xml 4 4554
  Complete submission text file 0001437749-22-005201.txt   5999
Mailing Address 4203 YOAKUM BLVD SUITE 100 HOUSTON TX 77006
Business Address 4203 YOAKUM BLVD SUITE 100 HOUSTON TX 77006 2819333339
ION GEOPHYSICAL CORP (Issuer) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 4203 YOAKUM BLVD SUITE 100 HOUSTON TX 77042
Business Address
Zhang ShaoHua (Reporting) CIK: 0001847884 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-12691 | Film No.: 22710919