Srikanth Mahalingam

Related Filers (1)

Other (1)

144
Monday, 6/12/2023
Filing for proposed sale of securities under Rule 144
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Ownership (27)

4
Wednesday, 1/17/2024
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 7/17/2023
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/13/2023
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/17/2023
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/3/2023
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/18/2023
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 12/16/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/16/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 7/18/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 4/22/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/18/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/19/2022
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/17/2021
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/3/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 11/16/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/4/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/18/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/13/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/11/2020
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 10/18/2019
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/5/2019
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4/A
Monday, 4/8/2019
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 4/8/2019
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/20/2019
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/11/2018
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 2/22/2018
Altair Engineering Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 10/31/2017
Altair Engineering Inc.: Initial statement of beneficial ownership of securities
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