0001209191-21-017193.txt : 20210303
0001209191-21-017193.hdr.sgml : 20210303
20210303180913
ACCESSION NUMBER: 0001209191-21-017193
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20210301
FILED AS OF DATE: 20210303
DATE AS OF CHANGE: 20210303
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Zhang ShaoHua
CENTRAL INDEX KEY: 0001847884
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-12691
FILM NUMBER: 21711064
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BLVD., SUITE 100
CITY: HOUSTON
STATE: TX
ZIP: 77042
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 100
CITY: HOUSTON
STATE: TX
ZIP: 770422855
BUSINESS PHONE: 2819333339
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BLVD
STREET 2: SUITE 100
CITY: HOUSTON
STATE: TX
ZIP: 770422855
FORMER COMPANY:
FORMER CONFORMED NAME: INPUT OUTPUT INC
DATE OF NAME CHANGE: 19930328
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2021-03-01
0
0000866609
ION GEOPHYSICAL CORP
IO
0001847884
Zhang ShaoHua
2105 CITYWEST BLVD., SUITE 100
HOUSTON
TX
77042
1
0
0
0
Common Stock
2021-03-01
4
A
0
533
0.00
A
533
D
Common Stock
2021-03-01
4
F
0
160
3.04
D
373
D
Common Stock
2021-03-01
4
A
0
2500
0.00
A
2873
D
Issued pursuant to the ION Geophysical Corporation Fourth Amended and Restated 2013 Long Term Incentive Plan ("2013 LTIP").
These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.
Restricted stock award issued pursuant to the 2013 LTIP. Award will vest 100% on March 1, 2022.
/s/ Rebecca F. Sacco, attorney-in-fact
2021-03-03