-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, EvymfNuLoGu0dwyDK/pvJrDdw4H8nCh3KydRMQhJx9QT2hYPLk7EEqP4uJsL1/9H 3KJJAVYNkmsG/sLqHWxUgA== 0001209191-08-045759.txt : 20080806 0001209191-08-045759.hdr.sgml : 20080806 20080806142500 ACCESSION NUMBER: 0001209191-08-045759 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20080804 FILED AS OF DATE: 20080806 DATE AS OF CHANGE: 20080806 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ION GEOPHYSICAL CORP CENTRAL INDEX KEY: 0000866609 STANDARD INDUSTRIAL CLASSIFICATION: MEASURING & CONTROLLING DEVICES, NEC [3829] IRS NUMBER: 222286646 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Koid TengBeng CENTRAL INDEX KEY: 0001413765 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12691 FILM NUMBER: 08994410 BUSINESS ADDRESS: BUSINESS PHONE: 281-552-3308 MAIL ADDRESS: STREET 1: ION GEOPHYSICAL CORPORATION STREET 2: 2105 CITYWEST BLVD., SUITE 400 CITY: HOUSTON STATE: TX ZIP: 770422839 4 1 doc4.xml FORM 4 SUBMISSION X0303 4 2008-08-04 0 0000866609 ION GEOPHYSICAL CORP IO 0001413765 Koid TengBeng 2105 CITYWEST BOULEVARD SUITE 400 HOUSTON TX 77042-2839 0 1 0 0 EVP & COO-Global Bus Dev Common Stock 2008-08-04 4 F 0 882 16.22 D 74596 D Payment of tax liability by delivering or withholding shares incident to the vesting of restricted stock. Includes 1420 shares acquired under the ION Employee Stock Purchase Plan. /s/ Debra A. Addington, attorney-in-fact 2008-08-06 -----END PRIVACY-ENHANCED MESSAGE-----