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BUTLER NATIONAL CORP — 4/A Filings

3 4/A filings on record

This page lists all 4/A filings submitted to the SEC by BUTLER NATIONAL CORP (BUKS), sorted by most recent first. Each row links to the full filing on EdgarLookup. BUTLER NATIONAL CORP has filed 3 4/A documents with the SEC since 1995. To view all SEC filings by BUTLER NATIONAL CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 3 4 4/A 8-A12G 8-A12G/A 8-K 8-K/A ARS CORRESP D DEF 14A DEFA14A DEFR14A DEFS14A NT 10-K NT 10-Q PRE 14A PREM14A PRES14A S-3 S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D/A SD UPLOAD
Form Description Accession Number Filed Period
4/A FORM 4/A 0001437749-23-012269 May 3, 2023 Apr 30, 2023
4/A PRIMARY DOCUMENT 0000015847-18-000001 May 2, 2018 Apr 30, 2017
4/A PRIMARY DOCUMENT 0000015847-13-000015 Jun 21, 2013 —