0001209191-16-109108.txt : 20160317
0001209191-16-109108.hdr.sgml : 20160317
20160317161707
ACCESSION NUMBER: 0001209191-16-109108
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20160315
FILED AS OF DATE: 20160317
DATE AS OF CHANGE: 20160317
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: Usher Christopher Theron
CENTRAL INDEX KEY: 0001481492
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-12691
FILM NUMBER: 161512727
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BLVD.
STREET 2: SUITE 400
CITY: HOUSTON
STATE: TX
ZIP: 77042-2839
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2016-03-15
0
0000866609
ION GEOPHYSICAL CORP
IO
0001481492
Usher Christopher Theron
2105 CITYWEST BOULEVARD
SUITE 400
HOUSTON
TX
77042-2839
0
1
0
0
EVP & COO, E&P OPER OPTIMINIZA
Common Stock
2016-03-15
4
P
0
1300
6.8892
A
19849
D
This transaction was executed in multiple trades at prices ranging from $6.8841 to $6.8904, 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.
Rebecca F. Sacco, attorney-in-fact
2016-03-17