20 filings
UPLOAD
ALTR
Altair Engineering Inc - Ordinary Shares
15 Aug 23
Letter from SEC
12:00am
CORRESP
ALTR
Altair Engineering Inc - Ordinary Shares
2 Aug 23
Correspondence with SEC
12:00am
UPLOAD
ALTR
Altair Engineering Inc - Ordinary Shares
24 Jul 23
Letter from SEC
12:00am
CORRESP
ALTR
Altair Engineering Inc - Ordinary Shares
11 Jul 23
Correspondence with SEC
12:00am
UPLOAD
ALTR
Altair Engineering Inc - Ordinary Shares
12 Jun 23
Letter from SEC
12:00am
UPLOAD
9dn6kydxxlupezyw6v
1 Jul 22
Letter from SEC
12:00am
CORRESP
bwcyn m0901h
30 Jun 22
Correspondence with SEC
12:00am
UPLOAD
j7o02oy u4
23 Jun 22
Letter from SEC
12:00am
UPLOAD
tg0j7mwwzmnj
17 Apr 20
Letter from SEC
12:00am
CORRESP
pvkjaef ap
15 Apr 20
Correspondence with SEC
12:00am
CORRESP
hwzyamay697f
9 Apr 20
Correspondence with SEC
12:00am
UPLOAD
z58qysszx l9pap3
26 Mar 20
Letter from SEC
12:00am
EFFECT
qhhi1
7 Jun 18
Notice of effectiveness
12:15am
EFFECT
vbb7c
31 Oct 17
Notice of effectiveness
12:00am
CORRESP
996uddh
27 Oct 17
Correspondence with SEC
12:00am
CORRESP
bab5tl5k
27 Oct 17
Correspondence with SEC
12:00am
CORRESP
sry7k
11 Oct 17
Correspondence with SEC
12:00am
CORRESP
c7zx7gew
5 Oct 17
Correspondence with SEC
12:00am
UPLOAD
pa4 jrubp3
3 Aug 17
Letter from SEC
12:00am
UPLOAD
qi1vm awk
13 Jul 17
Letter from SEC
12:00am
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