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 51-75 of 884 matching filings.

Per page
25
Current page
3
4

4 filing

Filing date
23 Sep 2021
Reporting date
21 Sep 2021
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SC 13D/A File 005-41602

ION GEOPHYSICAL CORPORATION

Filing date
23 Sep 2021
Reporting date
Not listed
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4

4 filing

Filing date
20 Sep 2021
Reporting date
16 Sep 2021
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SC 13D/A File 005-41602

ION GEOPHYSICAL CORPORATION

Filing date
20 Sep 2021
Reporting date
Not listed
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
03 Sep 2021
Reporting date
01 Sep 2021
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4

FORM 4 SUBMISSION

Filing date
03 Sep 2021
Reporting date
01 Sep 2021
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4

FORM 4 SUBMISSION

Filing date
03 Sep 2021
Reporting date
01 Sep 2021
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10-Q File 001-12691

10-Q filing

Filing date
12 Aug 2021
Reporting date
30 Jun 2021
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S-1 File 333-257757

S-1

Filing date
08 Jul 2021
Reporting date
Not listed
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3

FORM 3 SUBMISSION

Filing date
06 Jul 2021
Reporting date
28 Jun 2021
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3

FORM 3 SUBMISSION

Filing date
06 Jul 2021
Reporting date
28 Jun 2021
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SC 13D/A File 005-41602

SC 13D/A

Filing date
16 Jun 2021
Reporting date
Not listed
SEC evidence
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SD File 001-12691

FORM SD

Filing date
28 May 2021
Reporting date
Not listed
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DEF 14A File 001-12691

DEF 14A

Filing date
14 May 2021
Reporting date
23 Jun 2021
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4

FORM 4 SUBMISSION

Filing date
13 May 2021
Reporting date
11 May 2021
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4

FORM 4 SUBMISSION

Filing date
13 May 2021
Reporting date
11 May 2021
SEC evidence
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4

FORM 4 SUBMISSION

Filing date
13 May 2021
Reporting date
11 May 2021
SEC evidence
Open document Open filing
Next action
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