ION GEOPHYSICAL CORP reports

Company location: Houston, TX
Fiscal year end: 31 December

ION GEOPHYSICAL CORP has filed 1,582 SEC EDGAR filings since 14 Feb 1994

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SEC filing history

Showing 801-825 of 884 matching filings.

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25

Current page

33

3

FORM 3 SUBMISSION

Filing date: 23 Dec 2010
Reporting date: 16 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 23 Dec 2010
Reporting date: 16 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Dec 2010
Reporting date: 13 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 Dec 2010
Reporting date: 10 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-12691

FORM 8-K

Filing date: 10 Dec 2010
Reporting date: 10 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 07 Dec 2010
Reporting date: 02 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 07 Dec 2010
Reporting date: 02 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-12691

FORM 8-K

Filing date: 06 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 02 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 29 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Dec 2010
Reporting date: 01 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 01 Dec 2010
Reporting date: 29 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 01 Dec 2010
Reporting date: 29 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 01 Dec 2010
Reporting date: 29 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Nov 2010
Reporting date: 24 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

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