AmpliTech Group, Inc. reports

Company location: Hauppauge, NY
Fiscal year end: 31 December

AmpliTech Group, Inc. has filed 400 SEC EDGAR filings since 19 Apr 2011

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SEC filing history

Showing 251-275 of 400 matching filings.

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424B5 File 333-254969

424B5

Filing date: 16 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-40069

FORM 8-K

Filing date: 15 Apr 2021
Reporting date: 15 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

EFFECT File 333-254969

EFFECT filing

Filing date: 14 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-40069

FORM 8-K

Filing date: 14 Apr 2021
Reporting date: 06 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

UPLOAD

UPLOAD filing

Filing date: 12 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 12 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 12 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-3 File 333-254969

FORM S-3

Filing date: 01 Apr 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 001-40069

FORM 10-K

Filing date: 31 Mar 2021
Reporting date: 31 Dec 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

FORM 3

Filing date: 30 Mar 2021
Reporting date: 20 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-40069

FORM 8-K

Filing date: 19 Feb 2021
Reporting date: 16 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

424B4 File 333-251260

424B4

Filing date: 18 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

EFFECT File 333-251260

EFFECT filing

Filing date: 16 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-1MEF File 333-253177

S-1MEF

Filing date: 16 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CERT File 001-40069

CERT filing

Filing date: 16 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-A12B File 001-40069

8-A12B

Filing date: 16 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 11 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 11 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-1/A File 333-251260

FORM S-1/A

Filing date: 05 Feb 2021
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-54355

FORM 8-K

Filing date: 22 Jan 2021
Reporting date: 20 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-54355

FORM 8-K

Filing date: 06 Jan 2021
Reporting date: 04 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-54355

FORM 8-K

Filing date: 28 Dec 2020
Reporting date: 23 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14C File 000-54355

DEF 14C

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

UPLOAD

UPLOAD filing

Filing date: 15 Dec 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-251332

FORM S-8

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