0001209191-19-016442.txt : 20190305 0001209191-19-016442.hdr.sgml : 20190305 20190305161724 ACCESSION NUMBER: 0001209191-19-016442 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190301 FILED AS OF DATE: 20190305 DATE AS OF CHANGE: 20190305 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BARR DAVID H CENTRAL INDEX KEY: 0001158640 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12691 FILM NUMBER: 19658556 ISSUER: 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 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2019-03-01 0 0000866609 ION GEOPHYSICAL CORP IO 0001158640 BARR DAVID H 2105 CITYWEST BLVD. SUITE 100 HOUSTON TX 77042-2855 1 0 0 0 Common Stock 2019-03-01 4 A 0 2500 0.00 A 27933 D Restricted Stock grant issued pursuant to the ION Geophysical Corporation Second Amended and Restated 2013 Long Term Incentive Plan. Shares will vest in three equal annual installments beginning the first anniversary of the transaction date in Column 2. /s/ Rebecca F. Sacco, attorney-in-fact 2019-03-05