ION GEOPHYSICAL CORP reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Houston, TX
SEC filing record 1 source field available
Fiscal year end
31 December
ION GEOPHYSICAL CORP has filed 1,582 SEC EDGAR filings since 14 Feb 1994

SEC filing history

Showing 26-50 of 60 matching filings.

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25
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2
SC 13G/A File 005-41602

SC 13G/A filing

Filing date
10 Dec 2015
Reporting date
Not listed
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SC 13G File 005-41602

SC 13G filing

Filing date
10 Feb 2015
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SC 13G/A File 005-41602

ION GEOPHYSICAL CORPORATION 12312014

Filing date
03 Feb 2015
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
26 Jan 2015
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Not listed
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SC 13G/A File 005-41602

SC 13G/A

Filing date
11 Mar 2014
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
10 Mar 2014
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Not listed
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SC 13G/A File 005-41602

DISCLOSURE DOCUMENT

Filing date
14 Feb 2014
Reporting date
Not listed
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SC 13G/A File 005-41602

ION GEOPHYSICAL CORPORATION

Filing date
05 Feb 2014
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
29 Jan 2014
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Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
28 Jan 2014
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Not listed
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SC 13G File 005-41602

SC 13G

Filing date
10 Jan 2014
Reporting date
Not listed
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SC 13G/A File 005-41602

ION GEOPYSICAL CORPORATION11302013

Filing date
09 Dec 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

ION GEOPHYSICAL CORPORATION

Filing date
10 Jun 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
29 Mar 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

DISCLOSURE DOCUMENT

Filing date
14 Feb 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
13 Feb 2013
Reporting date
Not listed
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SC 13G File 005-41602

ION GEOPHYSICAL CORPORATION

Filing date
13 Feb 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
06 Feb 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

SCHEDULE 13G/A

Filing date
08 Jan 2013
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
10 Aug 2012
Reporting date
Not listed
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SC 13G File 005-41602

SCHEDULE 13G

Filing date
11 May 2012
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
10 Apr 2012
Reporting date
Not listed
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
14 Feb 2012
Reporting date
Not listed
SEC evidence
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SC 13G File 005-41602

DISCLOSURE DOCUMENT

Filing date
14 Feb 2012
Reporting date
Not listed
SEC evidence
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SC 13G/A File 005-41602

SC 13G/A filing

Filing date
13 Feb 2012
Reporting date
Not listed
SEC evidence
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