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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549 
 
 
 
FORM 8-K
 
 
 
CURRENT REPORT
PURSUANT TO SECTION 13 or 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
 
Date of report (Date of earliest event reported): May 6, 2021
 
     
 
ION Geophysical Corporation
(Exact name of registrant as specified in its charter) 
     
 
Delaware
(State or other jurisdiction
of Incorporation)
1-12691
(Commission
file number)
22-2286646
(I.R.S. Employer 
Identification No.)
 
2105 CityWest Blvd., Suite 100Houston, Texas 77042-2855
(Address of principal executive offices, zip code)
 
Registrant’s telephone number, including area code: (281) 933-3339
     
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
 
Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communication pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
Securities registered pursuant to Section 12(b) of the Act:
 
Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Common Stock, par value $0.01 per share
IO
New York Stock Exchange 
 
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
 
Emerging growth company
 
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
 
 

 
Item 5.02    Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
 
(b)
 
Effective May 6, 2021, David H. Barr and Tina L. Wininger resigned from their positions on the Board of Directors for ION Geophysical Corporation (the “Company”). The Company is grateful to Mr. Barr and Ms. Wininger for their years of diligent and distinguished service.
 
 

 
 

 
SIGNATURES
 
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
 
 
 
 
ION GEOPHYSICAL CORPORATION
   
 
By: /s/ Matthew Powers                                    
 Matthew Powers
 Executive Vice President, General Counsel and
 Corporate Secretary
Date: May 7, 2021