Spero Therapeutics, Inc. Preferred Stock, Shares Outstanding
Spero Therapeutics, Inc. (SPRO) had Preferred Stock, Shares Outstanding of 0 shares as of 2026-06-30, per its 10-Q filed 2026-08-12.
Financial Statements › Balance Sheet › Equity › Stockholders' Equity, Number of Shares, Par Value and Other Disclosure › Preferred Stock, Number of Shares, Par Value and Other Disclosure
us-gaap:PreferredStockSharesOutstanding · last filed 2026-08-12
- 2026-06-30: Preferred Stock, Shares Outstanding 0.00 shares.
- 2026-03-31: Preferred Stock, Shares Outstanding 0.00 shares.
- 2025-12-31: Preferred Stock, Shares Outstanding 0.00 shares.
- 2025-09-30: Preferred Stock, Shares Outstanding 0.00 shares.
| Period end | Preferred Stock, Shares Outstanding |
|---|---|
| 2026-06-30 | 0.00 shares 10-Q · filed 2026-08-12 |
| 2026-03-31 | 0.00 shares 10-Q · filed 2026-05-13 |
| 2025-12-31 | 0.00 shares 10-Q · filed 2026-08-12 |
| 2025-09-30 | 0.00 shares 10-Q · filed 2025-11-13 |
| 2025-06-30 | 0.00 shares 10-Q · filed 2025-08-12 |
| 2025-03-31 | 0.00 shares 10-Q · filed 2025-05-13 |
| 2024-12-31 | 0.00 shares 10-K · filed 2026-03-26 |
| 2024-09-30 | 0.00 shares 10-Q · filed 2024-11-14 |
| 2024-06-30 | 0.00 shares 10-Q · filed 2024-08-05 |
| 2024-03-31 | 0.00 shares 10-Q · filed 2024-05-15 |
| 2023-12-31 | 0.00 shares 10-K · filed 2025-03-27 |
| 2023-09-30 | 0.00 shares 10-Q · filed 2023-11-13 |
| 2023-06-30 | 0.00 shares 10-Q · filed 2023-08-10 |
| 2023-03-31 | 0.00 shares 10-Q · filed 2023-05-11 |
| 2022-12-31 | 0.00 shares 10-K · filed 2024-03-13 |
| 2022-09-30 | 0.00 shares 10-Q · filed 2022-11-14 |
| 2022-06-30 | 2.28M shares 10-Q · filed 2022-08-10 |
| 2022-03-31 | 3.22M shares 10-Q · filed 2022-05-16 |
| 2021-12-31 | 3.22M shares 10-K · filed 2023-03-30 |
| 2021-09-30 | 3.22M shares 10-Q · filed 2021-11-10 |
| 2021-03-31 | 3.22M shares 10-Q · filed 2021-05-06 |
| 2020-12-31 | 3.22M shares 10-K · filed 2022-03-31 |
| 2020-09-30 | 3.22M shares 10-Q · filed 2020-11-05 |
| 2020-06-30 | 5.01K shares 10-Q · filed 2020-08-06 |
| 2020-03-31 | 5.01K shares 10-Q · filed 2020-05-08 |
| 2019-12-31 | 2.72K shares 10-K · filed 2021-03-11 |
| 2019-09-30 | 2.72K shares 10-Q · filed 2019-11-04 |
| 2019-06-30 | 2.72K shares 10-Q · filed 2019-08-08 |
| 2019-03-31 | 3.22K shares 10-Q · filed 2019-05-09 |
| 2018-12-31 | 3.22K shares 10-K · filed 2020-03-16 |
| 2018-09-30 | 2.22K shares 10-Q · filed 2018-11-08 |
| 2017-12-31 | 0.00 shares 10-K · filed 2019-03-14 |
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