0001209191-13-026031.txt : 20130514
0001209191-13-026031.hdr.sgml : 20130514
20130514104915
ACCESSION NUMBER: 0001209191-13-026031
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20130510
FILED AS OF DATE: 20130514
DATE AS OF CHANGE: 20130514
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Moffat David
CENTRAL INDEX KEY: 0001508093
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-12691
FILM NUMBER: 13839863
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BOULEVARD
STREET 2: SUITE 400
CITY: HOUSTON
STATE: TX
ZIP: 77042-2839
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 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
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2013-05-10
0
0000866609
ION GEOPHYSICAL CORP
IO
0001508093
Moffat David
2105 CITYWEST BOULEVARD
SUITE 400
HOUSTON
TX
77042-2839
0
1
0
0
SVP, Marine Imaging Systems
Common Stock
2013-05-10
4
S
0
13963
6.3485
D
14676
D
This transaction was executed in multiple trades at prices ranging from $6.34 to $6.36, inclusive. The price set forth above reflects the weighted-average price per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
Includes 500 shares acquired under the ION Employee Stock Purchase Plan.
Debra A. Addington, attorney-in-fact
2013-05-14