37 filings
DEF 14A
BUKS
Butler National Corp
Definitive proxy
24 Aug 23
7:01am
DEF 14A
BUKS
Butler National Corp
Definitive proxy
15 Aug 22
3:13pm
DEF 14A
BUKS
Butler National Corp
Definitive proxy
16 Aug 21
5:20pm
DEF 14A
BUKS
Butler National Corp
Definitive proxy
24 Aug 20
4:06pm
DEF 14A
BUKS
Butler National Corp
Definitive proxy
26 Aug 19
10:11am
DEFA14A
kjr2fyl
26 Sep 12
Additional proxy soliciting materials
12:00am
DEFR14A
nhfo2poz70grt3i
19 Jan 11
Revised proxy
12:00am