ADDVANTAGE TECHNOLOGIES GROUP INC SEC filing history

505 loaded recent SEC filings. No local filings are indexed for this CIK yet. This fallback shows up to 1,000 recent submissions, not the complete SEC archive.

Open complete filing history at SEC

SEC filing history

Showing 1–25 of 34 matching filings.

Per page

Current page

25-NSE File 001-10799

25-NSE filing

Filing date: 21 Mar 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

DEF 14A

Filing date: 10 Aug 2023
Reporting date: 10 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

PRE 14A File 001-10799

PRE 14A

Filing date: 25 Jul 2023
Reporting date: 25 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

D File 021-479221

D filing

Filing date: 18 Apr 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-267675

S-8

Filing date: 30 Sep 2022
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

DEF 14A

Filing date: 12 Aug 2022
Reporting date: 30 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2020

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

424B5 File 333-236859

PROSPECTUS SUPPLEMENT

Filing date: 24 Apr 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-237733

FORM S-8 REGISTRATION FOR ADDITIONAL SECURITIES

Filing date: 17 Apr 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

EFFECT File 333-236859

EFFECT filing

Filing date: 01 Apr 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 30 Mar 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-3/A File 333-236859

FORM S-3 AMEND #1 UNIVERSAL SHELF REGISTRATION

Filing date: 23 Mar 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

UPLOAD

UPLOAD filing

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

S-3 File 333-236859

FORM S-3 UNIVERSAL SHELF REGISTRATION

Filing date: 03 Mar 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-10799

PROXY STATEMENT 2019 - AMEND NO. 2

Filing date: 20 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-10799

PROXY STATEMENT 2019 - AMENDED

Filing date: 06 Feb 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2019

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

DEF 14A File 001-10799

PROXY STATEMENT 2018

Filing date: 23 Jul 2019
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFM14A File 001-10799

DEFM14A - SALE OF CABLE TV SEGMENT

Filing date: 18 Apr 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

PREM14A File 001-10799

PREM14A - SALE OF CABLE TV SEGMENT

Filing date: 29 Mar 2019
Reporting date: 29 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2017

Filing date: 22 Jan 2018
Reporting date: 30 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2016

Filing date: 20 Jan 2017
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2015

Filing date: 21 Jan 2016
Reporting date: 30 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-203055

FORM S-8

Filing date: 27 Mar 2015
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10799

PROXY STATEMENT 2014

Filing date: 23 Jan 2015
Reporting date: 30 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing