Preferred Stock, Shares Outstanding of Altair Engineering Inc. from Q4 2016 to Q4 2024

Taxonomy & unit: us-gaap: shares
Description: Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.
Summary: Altair Engineering Inc. quarterly Preferred Stock, Shares Outstanding history and change rate from Q4 2016 to Q4 2024.
Altair Engineering Inc. Preferred Stock, Shares Outstanding for the quarter ending 31 Dec 2024 was 0 shares.

Preferred Stock, Shares Outstanding, Quarterly (shares)

Altair Engineering Inc. Quarterly Preferred Stock, Shares Outstanding (shares)

Period	YoY Chg	Date	Report	Filed
Q4 2024	0	31 Dec 2024	10-K	20 Feb 2025
Q3 2024	0	30 Sep 2024	10-Q	31 Oct 2024
Q2 2024	0	30 Jun 2024	10-Q	01 Aug 2024
Q1 2024	0	31 Mar 2024	10-Q	02 May 2024
Q4 2023	0	31 Dec 2023	10-K	20 Feb 2025
Q3 2023	0	30 Sep 2023	10-Q	02 Nov 2023
Q2 2023	0	30 Jun 2023	10-Q	03 Aug 2023
Q1 2023	0	31 Mar 2023	10-Q	04 May 2023
Q4 2022	0	31 Dec 2022	10-K	22 Feb 2024
Q3 2022	0	30 Sep 2022	10-Q	04 Nov 2022
Q2 2022	0	30 Jun 2022	10-Q	04 Aug 2022
Q1 2022	0	31 Mar 2022	10-Q	05 May 2022
Q4 2021	0	31 Dec 2021	10-K	24 Feb 2023
Q3 2021	0	30 Sep 2021	10-Q	04 Nov 2021
Q2 2021	0	30 Jun 2021	10-Q	05 Aug 2021
Q1 2021	0	31 Mar 2021	10-Q	06 May 2021
Q4 2020	0	31 Dec 2020	10-K	28 Feb 2022
Q3 2020	0	30 Sep 2020	10-Q	05 Nov 2020
Q2 2020	0	30 Jun 2020	10-Q	06 Aug 2020
Q1 2020	0	31 Mar 2020	10-Q	07 May 2020
Q4 2019	0	31 Dec 2019	10-K	26 Feb 2021
Q3 2019	0	30 Sep 2019	10-Q	07 Nov 2019
Q2 2019	0	30 Jun 2019	10-Q	08 Aug 2019
Q1 2019	0	31 Mar 2019	10-Q	09 May 2019
Q4 2018	0	31 Dec 2018	10-K	02 Mar 2020
Q3 2018		30 Sep 2018	10-Q	08 Nov 2018
Q2 2018		30 Jun 2018	10-Q	09 Aug 2018
Q1 2018		31 Mar 2018	10-Q	14 May 2018
Q4 2017	0	31 Dec 2017	10-K	01 Mar 2019
Q4 2016		31 Dec 2016	10-K	21 Mar 2018

* An asterisk sign (*) next to the value indicates that the value is likely invalid.