1,065 filings
4
George J Christ
11 Apr 24
Altair Engineering / George J Christ ownership change
4:44pm
4
Christ Revocable Trust
11 Apr 24
Change in insider ownership
4:38pm
ARS
2023 FY
ALTR
Altair Engineering Inc - Ordinary Shares
5 Apr 24
Annual report to shareholders
7:11am
DEFA14A
ALTR
Altair Engineering Inc - Ordinary Shares
5 Apr 24
Additional proxy soliciting materials
7:05am
4
w7n5096 2q
3 Apr 24
Altair Engineering / Teresa A Harris ownership change
10:17am
144
qg2n4vv95n7za
2 Apr 24
Notice of proposed sale of securities
4:02pm
4
jitj3
1 Apr 24
Altair Engineering / George J Christ ownership change
10:47am
4
2hwzmqrsel4l
1 Apr 24
Change in insider ownership
10:41am
4
auorkynracvy uq5g
28 Mar 24
Altair Engineering / George J Christ ownership change
2:54pm
4
mdsjhdjn291hqagijf
28 Mar 24
Change in insider ownership
2:49pm
4
n6jaefy mlihkoi
26 Mar 24
Altair Engineering / George J Christ ownership change
1:23pm
4
qwp6bq4 0vzq2em2rx
26 Mar 24
Change in insider ownership
1:17pm
4
z2zb9zfk
25 Mar 24
Altair Engineering / George J Christ ownership change
2:57pm
4
5a8vzkf3fpkj qou7pa
25 Mar 24
Change in insider ownership
2:52pm
4
9axldyqc
25 Mar 24
Change in insider ownership
2:50pm
4
kcun whvfx8j
19 Mar 24
Altair Engineering / James Ralph Scapa ownership change
5:34pm
4
c5712o34
19 Mar 24
Change in insider ownership
5:32pm
4
vyo 201uxj45bjd
19 Mar 24
Change in insider ownership
5:28pm
4
p5s3ch3
19 Mar 24
Altair Engineering / Gilma Saravia ownership change
11:58am