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 351-375 of 884 matching filings.

Per page
25
Current page
15
424B5 File 333-213769

424B5

Filing date
22 Dec 2016
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
22 Dec 2016
Reporting date
21 Dec 2016
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4

FORM 4 SUBMISSION

Filing date
21 Dec 2016
Reporting date
19 Dec 2016
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4

FORM 4 SUBMISSION

Filing date
05 Dec 2016
Reporting date
01 Dec 2016
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EFFECT File 333-213769

EFFECT filing

Filing date
02 Dec 2016
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
02 Dec 2016
Reporting date
01 Dec 2016
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4

FORM 4 SUBMISSION

Filing date
02 Dec 2016
Reporting date
01 Dec 2016
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4

FORM 4 SUBMISSION

Filing date
02 Dec 2016
Reporting date
01 Dec 2016
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CORRESP

CORRESP filing

Filing date
30 Nov 2016
Reporting date
Not listed
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UPLOAD

UPLOAD filing

Filing date
29 Nov 2016
Reporting date
Not listed
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S-3/A File 333-213769

S-3/A

Filing date
23 Nov 2016
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
18 Nov 2016
Reporting date
16 Nov 2016
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8-K File 001-12691

8-K

Filing date
18 Nov 2016
Reporting date
18 Nov 2016
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4

FORM 4 SUBMISSION

Filing date
09 Nov 2016
Reporting date
07 Nov 2016
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SC 13D/A File 005-41602

SC 13D AMENDMENT NO. 8

Filing date
07 Nov 2016
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
07 Nov 2016
Reporting date
03 Nov 2016
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CORRESP

CORRESP filing

Filing date
03 Nov 2016
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
03 Nov 2016
Reporting date
01 Nov 2016
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8-K File 001-12691

8-K

Filing date
03 Nov 2016
Reporting date
02 Nov 2016
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4

FORM 4 SUBMISSION

Filing date
01 Nov 2016
Reporting date
28 Oct 2016
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4

FORM 4 SUBMISSION

Filing date
28 Oct 2016
Reporting date
26 Oct 2016
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4

FORM 4 SUBMISSION

Filing date
27 Oct 2016
Reporting date
25 Oct 2016
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4

FORM 4 SUBMISSION

Filing date
25 Oct 2016
Reporting date
21 Oct 2016
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