GSE SYSTEMS INC reports

Company location: Columbia, MD
Fiscal year end: 31 December

GSE SYSTEMS INC has filed 1,306 SEC EDGAR filings since 14 Feb 1996

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SEC filing history

Showing 376-400 of 840 matching filings.

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16

10-K File 001-14785

GSE SYSTEMS, INC. - 2018 - 10-K

Filing date: 28 Mar 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 20 Mar 2019
Reporting date: 15 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-14785

GVP - CORPORATE PRESENTATION - MARCH 2019

Filing date: 18 Mar 2019
Reporting date: 18 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-14785

FORM 8-K: EARNINGS RELEASE - FY 2018

Filing date: 14 Mar 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-14785

GSE SYSTEMS ACQUIRES DP ENGINEERING

Filing date: 19 Feb 2019
Reporting date: 19 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-45371

SC 13G/A

Filing date: 14 Feb 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-45371

SC 13G/A

Filing date: 14 Feb 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-45371

SCHEDULE 13G HOLDINGS REPORT AMENDMENT

Filing date: 14 Feb 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 08 Feb 2019
Reporting date: 07 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 08 Feb 2019
Reporting date: 07 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 08 Feb 2019
Reporting date: 07 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 08 Feb 2019
Reporting date: 07 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 Jan 2019
Reporting date: 11 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 Jan 2019
Reporting date: 11 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 Jan 2019
Reporting date: 11 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-14785

AMENDMENTS TO CERTAIN AGREEMENTS WITH EXECUTIVE OFFICERS

Filing date: 11 Jan 2019
Reporting date: 11 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Jan 2019
Reporting date: 01 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-14785

GSE SYSTEMS INC FORM 10-Q Q3 2018

Filing date: 14 Nov 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-14785

FORM 8-K - Q3 2018 - EARNINGS RELEASE

Filing date: 14 Nov 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

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