0001209191-16-152878.txt : 20161202
0001209191-16-152878.hdr.sgml : 20161202
20161202133851
ACCESSION NUMBER: 0001209191-16-152878
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20161201
FILED AS OF DATE: 20161202
DATE AS OF CHANGE: 20161202
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: SCHWAUSCH SCOTT
CENTRAL INDEX KEY: 0001577175
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-12691
FILM NUMBER: 162030587
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BOULEVARD, SUITE 400
CITY: HOUSTON
STATE: TX
ZIP: 77042-2839
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2016-12-01
0
0000866609
ION GEOPHYSICAL CORP
IO
0001577175
SCHWAUSCH SCOTT
2105 CITYWEST BOULEVARD
SUITE 100
HOUSTON
TX
77042-2855
0
1
0
0
VP & Corp Controller
Common Stock
2016-12-01
4
F
0
31
7.40
D
3125
D
These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.
Rebecca F. Sacco, attorney-in-fact
2016-12-02