Spero Therapeutics, Inc. Quarterly Preferred Stock, Shares Outstanding from Q4 2017 to Q3 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
Spero Therapeutics, Inc. quarterly Preferred Stock, Shares Outstanding history and growth rate from Q4 2017 to Q3 2024.
  • Spero Therapeutics, Inc. Preferred Stock, Shares Outstanding for the quarter ending September 30, 2024 was 0 shares.
Preferred Stock, Shares Outstanding, Quarterly (shares)
Preferred Stock, Shares Outstanding, YoY Quarterly Growth (%)
Period Value YoY Chg Change % Date Report Filed
Q3 2024 0 0 Sep 30, 2024 10-Q 2024-11-14
Q2 2024 0 0 Jun 30, 2024 10-Q 2024-08-05
Q1 2024 0 0 Mar 31, 2024 10-Q 2024-05-15
Q4 2023 0 0 Dec 31, 2023 10-Q 2024-11-14
Q3 2023 0 0 Sep 30, 2023 10-Q 2023-11-13
Q2 2023 0 -2.28K -100% Jun 30, 2023 10-Q 2023-08-10
Q1 2023 0 -3.22K -100% Mar 31, 2023 10-Q 2023-05-11
Q4 2022 0 -3.22K -100% Dec 31, 2022 10-K 2024-03-13
Q3 2022 0 -3.22K -100% Sep 30, 2022 10-Q 2022-11-14
Q2 2022 2.28K Jun 30, 2022 10-Q 2022-08-10
Q1 2022 3.22K 0 0% Mar 31, 2022 10-Q 2022-05-16
Q4 2021 3.22K -0.13 0% Dec 31, 2021 10-K 2023-03-30
Q3 2021 3.22K -1.86 -0.06% Sep 30, 2021 10-Q 2021-11-10
Q1 2021 3.22K -1.79K -35.7% Mar 31, 2021 10-Q 2021-05-06
Q4 2020 3.22K +498 +18.3% Dec 31, 2020 10-K 2022-03-31
Q3 2020 3.22K +500 +18.4% Sep 30, 2020 10-Q 2020-11-05
Q2 2020 5.01K +2.29K +84.1% Jun 30, 2020 10-Q 2020-08-06
Q1 2020 5.01K +1.79K +55.5% Mar 31, 2020 10-Q 2020-05-08
Q4 2019 2.72K -500 -15.5% Dec 31, 2019 10-K 2021-03-11
Q3 2019 2.72K +500 +22.5% Sep 30, 2019 10-Q 2019-11-04
Q2 2019 2.72K Jun 30, 2019 10-Q 2019-08-08
Q1 2019 3.22K Mar 31, 2019 10-Q 2019-05-09
Q4 2018 3.22K +3.22K Dec 31, 2018 10-K 2020-03-16
Q3 2018 2.22K Sep 30, 2018 10-Q 2018-11-08
Q4 2017 0 Dec 31, 2017 10-K 2019-03-14
* An asterisk sign (*) next to the value indicates that the value is likely invalid.