0001209191-17-066470.txt : 20171219
0001209191-17-066470.hdr.sgml : 20171219
20171219181606
ACCESSION NUMBER: 0001209191-17-066470
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20171215
FILED AS OF DATE: 20171219
DATE AS OF CHANGE: 20171219
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Williamson Ken
CENTRAL INDEX KEY: 0001507574
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-12691
FILM NUMBER: 171265196
MAIL ADDRESS:
STREET 1: 2105 CITYWEST BLVD.
STREET 2: SUITE 100
CITY: HOUSTON
STATE: TX
ZIP: 77042-2855
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: 281.933.3339
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
2017-12-15
0
0000866609
ION GEOPHYSICAL CORP
IO
0001507574
Williamson Ken
2105 CITYWEST BOULEVARD
SUITE 100
HOUSTON
TX
77042-2855
0
1
0
0
EVP&COO, E&P TECHNO & SERVICES
Common Stock
2017-12-15
4
P
0
26000
13.6267
A
73949
D
Common Stock
2017-12-15
4
M
0
100000
3.10
A
173949
D
Common Stock
2017-12-15
4
D
0
100000
13.05
D
73949
D
Stock Appreciation Right
3.10
2017-12-15
4
M
0
100000
0.00
D
2017-03-01
2026-03-01
Common Stock
100000
50000
D
This transaction was executed in multiple trades at prices ranging from $13.5824 to $13.70, 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.
Exercise of cash-settled SARs. In accordance with the rules for filing Form 4, the exercise of cash-settled SARs is treated as the simultaneous purchase of the number of shares for which SARs are exercised and the sale of the same number of shares. No shares actually changed hands.
Compensation Committee approved acceleration of the vesting of the second tranche on 12/13/2017. Final tranche to vest as scheduled on 03/01/2019.
Rebecca F. Sacco, attorney-in-fact
2017-12-19