<SEC-DOCUMENT>0000866609-14-000038-index.html : 20140623 <SEC-HEADER>0000866609-14-000038.hdr.sgml : 20140623 <ACCEPTANCE-DATETIME>20140602073302 ACCESSION NUMBER: 0000866609-14-000038 CONFORMED SUBMISSION TYPE: SD PUBLIC DOCUMENT COUNT: 2 <RULE> <RULE-NAME>13p-1 <ITEM> <ITEM-NUMBER>1.01 <ITEM-PERIOD>20131231 </ITEM> <ITEM> <ITEM-NUMBER>1.02 <ITEM-PERIOD>20131231 </ITEM> </RULE> FILED AS OF DATE: 20140602 DATE AS OF CHANGE: 20140602 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: SD SEC ACT: 1934 Act SEC FILE NUMBER: 001-12691 FILM NUMBER: 14882136 BUSINESS ADDRESS: STREET 1: 2105 CITYWEST BLVD STREET 2: SUITE 400 CITY: HOUSTON STATE: TX ZIP: 770422839 BUSINESS PHONE: 281.933.3339 MAIL ADDRESS: STREET 1: 2105 CITYWEST BLVD STREET 2: SUITE 400 CITY: HOUSTON STATE: TX ZIP: 770422839 FORMER COMPANY: FORMER CONFORMED NAME: INPUT OUTPUT INC DATE OF NAME CHANGE: 19930328 </SEC-HEADER> <DOCUMENT> <TYPE>SD <SEQUENCE>1 <FILENAME>formsd.htm <DESCRIPTION>SD <TEXT> Document 1 - file: formsd.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1.02 <SEQUENCE>2 <FILENAME>ion2013conflictmineralsrep.htm <DESCRIPTION>EXHIBIT <TEXT> Document 2 - file: ion2013conflictmineralsrep.htm
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