36 results
8-K
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3 Oct 22
Departure of Directors or Certain Officers
7:00am
8-K
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23 Aug 22
Departure of Directors or Certain Officers
5:04pm
S-3ASR
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5 Aug 22
Automatic shelf registration
4:19pm
CORRESP
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30 Jun 22
Correspondence with SEC
12:00am
8-K
EX-99.1
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5 Aug 21
Altair Announces Second Quarter 2021 Financial Results
4:37pm
8-K
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16 Jul 21
Departure of Directors or Certain Officers
4:01pm
DEFA14A
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13 May 21
Additional proxy soliciting materials
4:24pm
8-K
EX-99.1
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6 May 21
Altair Announces First Quarter 2021 Financial Results
4:30pm