-----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, I6QPV+2NzAoItijLfZLXhxHqiR5n4JEAiIiOLhk551h52giVtKg2AMwCkQM36tU9 PPYNM1ZE+3GoSzkWT5+wmQ== 0001209191-07-067533.txt : 20071204 0001209191-07-067533.hdr.sgml : 20071204 20071204151849 ACCESSION NUMBER: 0001209191-07-067533 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20071201 FILED AS OF DATE: 20071204 DATE AS OF CHANGE: 20071204 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: 2101 CITYWEST BLVD STREET 2: BUILDING III, SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77042 BUSINESS PHONE: 281.933.3339 MAIL ADDRESS: STREET 1: 2101 CITYWEST BLVD STREET 2: BUILDING III, SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77042 FORMER COMPANY: FORMER CONFORMED NAME: INPUT OUTPUT INC DATE OF NAME CHANGE: 19930328 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Hanson R Brian CENTRAL INDEX KEY: 0001297501 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12691 FILM NUMBER: 071283468 BUSINESS ADDRESS: BUSINESS PHONE: 281.552.3308 MAIL ADDRESS: STREET 1: INPUT/OUTPUT, INC. STREET 2: 2101 CITYWEST, BLDG 3, SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77042 4 1 doc4.xml FORM 4 SUBMISSION X0202 4 2007-12-01 0 0000866609 ION GEOPHYSICAL CORP IO 0001297501 Hanson R Brian 2105 CITYWEST BOULEVARD SUITE 400 HOUSTON TX 77042-2839 0 1 0 0 Exec. VP & CFO Common stock 2007-12-01 4 A 0 15000 0.00 A 92000 D Employee Stock Option (Right to buy) 15.43 2007-12-01 4 A 0 60000 0.00 A 2008-12-01 2017-12-01 Common stock 60000 60000 D The option becomes exercisable in four equal annual installments beginning on the first anniversary of the transaction date specified in Column 3. /s/ Debra A. Addington, Attorney-in-fact 2007-12-04 -----END PRIVACY-ENHANCED MESSAGE-----