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
vaat5l19k9rbj89vse
1 Jul 22
Letter from SEC
12:00am
CORRESP
8cak9kz1
30 Jun 22
Correspondence with SEC
12:00am
UPLOAD
sn1ehb2cmpzcns26r5g
23 Jun 22
Letter from SEC
12:00am
UPLOAD
9zngl0ssel
17 Apr 20
Letter from SEC
12:00am
CORRESP
vq7s9x3x s4i5
15 Apr 20
Correspondence with SEC
12:00am
CORRESP
nl7y32d ysd
9 Apr 20
Correspondence with SEC
12:00am
UPLOAD
hhwtp
26 Mar 20
Letter from SEC
12:00am
EFFECT
em5 f28opp6
7 Jun 18
Notice of effectiveness
12:15am
EFFECT
dqdmydutahfdyigskdo
31 Oct 17
Notice of effectiveness
12:00am
CORRESP
n2cxmveozf
27 Oct 17
Correspondence with SEC
12:00am
CORRESP
hwfx4
27 Oct 17
Correspondence with SEC
12:00am
CORRESP
n0dhp2fokdtoi mc
11 Oct 17
Correspondence with SEC
12:00am
CORRESP
e6p1wj
5 Oct 17
Correspondence with SEC
12:00am
UPLOAD
qx3b2ysrv71x1xdc
3 Aug 17
Letter from SEC
12:00am
UPLOAD
4hskn3mqt
13 Jul 17
Letter from SEC
12:00am
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