BUTLER NATIONAL CORP — SD Filings
1 SD filing on record
This page lists all SD 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 1 SD document with the SEC since 1995. To view all SEC filings by BUTLER NATIONAL CORP, see the full filings list.
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 |
|---|---|---|---|---|
| SD | FORM SD SPECIALIZED DISCLOSURE REPORT CONFLICT MINERALS DISCLOSURE | 0000015847-16-000063 | May 31, 2016 | — |