37 filings
SD
POWL
Powell Industries, Inc.
25 May 23
Conflict minerals disclosure
4:42pm
UPLOAD
POWL
Powell Industries, Inc.
10 Apr 23
Letter from SEC
12:00am
CORRESP
POWL
Powell Industries, Inc.
30 Mar 23
Correspondence with SEC
12:00am
CORRESP
POWL
Powell Industries, Inc.
20 Mar 23
Correspondence with SEC
12:00am
UPLOAD
POWL
Powell Industries, Inc.
17 Mar 23
Letter from SEC
12:00am
SD
gq9sn adrs7tkut
27 May 22
Conflict minerals disclosure
1:57pm
SD
i6enkiov
20 May 21
Conflict minerals disclosure
5:04pm
SD
432ox3v7
26 May 20
Conflict minerals disclosure
4:04pm
UPLOAD
lsza4 j8z2k7l
23 Mar 20
Letter from SEC
12:00am
CORRESP
5u61xy61k9y
18 Mar 20
Correspondence with SEC
12:00am
CORRESP
4a9yjaxjt5u wqp6yy
2 Mar 20
Correspondence with SEC
12:00am
UPLOAD
8n5mg h2q6
26 Feb 20
Letter from SEC
12:00am
SD
qd64x n6pg
29 May 19
Conflict minerals disclosure
3:21pm
SD
5nd24
30 May 18
Conflict minerals disclosure
11:17am
SD
lap qu7lbvdy2
31 May 17
Conflict minerals disclosure
12:00am
SD
n06j2mx8tvmvaixz271r
31 May 16
Conflict minerals disclosure
12:00am
SD
se4lxgu t02b
1 Jun 15
Conflict minerals disclosure
12:00am
SD
pksi 5j0pk0uj66ol
2 Jun 14
Conflict minerals disclosure
12:00am
CT ORDER
aoniduiiou 2vzt26
28 Mar 14
Confidential treatment order
12:00am
UPLOAD
tq1dp 0b09m5sy
16 Aug 11
Letter from SEC
12:00am