MANTECH INTERNATIONAL CORP reports

Company location: Herndon, VA
Fiscal year end: 31 December

MANTECH INTERNATIONAL CORP has filed 1,151 SEC EDGAR filings since 13 Feb 1997

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SEC filing history

Showing 126-150 of 625 matching filings.

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25

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6

4

FORM 4 SUBMISSION

Filing date: 26 May 2020
Reporting date: 21 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 May 2020
Reporting date: 04 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-49604

10-Q

Filing date: 01 May 2020
Reporting date: 31 Mar 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-49604

8-K

Filing date: 29 Apr 2020
Reporting date: 29 Apr 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

DEF 14A File 000-49604

DEF 14A

Filing date: 17 Apr 2020
Reporting date: 21 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 24 Mar 2020
Reporting date: 20 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Mar 2020
Reporting date: 15 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Mar 2020
Reporting date: 15 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Mar 2020
Reporting date: 15 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Mar 2020
Reporting date: 15 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 16 Mar 2020
Reporting date: 13 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-49604

8-K

Filing date: 10 Mar 2020
Reporting date: 04 Mar 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 25 Feb 2020
Reporting date: 21 Feb 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 000-49604

10-K

Filing date: 21 Feb 2020
Reporting date: 31 Dec 2019
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-49604

8-K

Filing date: 19 Feb 2020
Reporting date: 19 Feb 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SC 13G/A File 005-78749

SC 13G/A

Filing date: 14 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-78749

SCHEDULE 13G/A

Filing date: 12 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-78749

SCHEDULE 13G/A

Filing date: 11 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-78749

MANTECH INTERNATIONAL CORPORATION - 12/31/2019

Filing date: 07 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-78749

SC 13G/A filing

Filing date: 04 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 19 Nov 2019
Reporting date: 15 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 05 Nov 2019
Reporting date: 01 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 05 Nov 2019
Reporting date: 01 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 05 Nov 2019
Reporting date: 01 Nov 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-49604

10-Q

Filing date: 01 Nov 2019
Reporting date: 30 Sep 2019
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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