<SEC-DOCUMENT>0000866609-19-000083-index.html : 20190904 <SEC-HEADER>0000866609-19-000083.hdr.sgml : 20190904 <ACCEPTANCE-DATETIME>20190904172435 ACCESSION NUMBER: 0000866609-19-000083 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20190904 ITEM INFORMATION: Other Events ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20190904 DATE AS OF CHANGE: 20190904 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ION GEOPHYSICAL CORP CENTRAL INDEX KEY: 0000866609 STANDARD INDUSTRIAL CLASSIFICATION: OIL AND GAS FIELD EXPLORATION SERVICES [1382] IRS NUMBER: 222286646 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-12691 FILM NUMBER: 191075549 BUSINESS ADDRESS: STREET 1: 2105 CITYWEST BLVD STREET 2: SUITE 100 CITY: HOUSTON STATE: TX ZIP: 770422855 BUSINESS PHONE: 2819333339 MAIL ADDRESS: STREET 1: 2105 CITYWEST BLVD STREET 2: SUITE 100 CITY: HOUSTON STATE: TX ZIP: 770422855 FORMER COMPANY: FORMER CONFORMED NAME: INPUT OUTPUT INC DATE OF NAME CHANGE: 19930328 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>a8-kushergrants.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: a8-kushergrants.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.1 <SEQUENCE>2 <FILENAME>exhibit101.htm <DESCRIPTION>EXHIBIT 10.1 <TEXT> Document 2 - file: exhibit101.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.2 <SEQUENCE>3 <FILENAME>exhibit102.htm <DESCRIPTION>EXHIBIT 10.2 <TEXT> Document 3 - file: exhibit102.htm
</DOCUMENT> </SEC-DOCUMENT>