Spero Therapeutics, Inc. Deferred Tax Assets, Operating Loss Carryforwards, State and Local
Spero Therapeutics, Inc. (SPRO) had Deferred Tax Assets, Operating Loss Carryforwards, State and Local of $184.80 million as of 2025-12-31, per its 10-K filed 2026-03-26.
Financial Statements › Notes › Income Taxes › Components of Deferred Tax Assets and Liabilities › Deferred Tax Assets, Net › Deferred Tax Assets, Net of Valuation Allowance › Deferred Tax Assets, Gross › Deferred Tax Assets, Operating Loss Carryforwards, Components
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal · last filed 2026-03-26
- 2025-12-31: Deferred Tax Assets, Operating Loss Carryforwards, State and Local $184.80M.
- 2024-12-31: Deferred Tax Assets, Operating Loss Carryforwards, State and Local $120.60M.
- 2023-12-31: Deferred Tax Assets, Operating Loss Carryforwards, State and Local $90.90M.
- 2022-12-31: Deferred Tax Assets, Operating Loss Carryforwards, State and Local $282.90M.
| Period end | Deferred Tax Assets, Operating Loss Carryforwards, State and Local |
|---|---|
| 2025-12-31 | $184.80M 10-K · filed 2026-03-26 |
| 2024-12-31 | $120.60M 10-K · filed 2025-03-27 |
| 2023-12-31 | $90.90M 10-K · filed 2024-03-13 |
| 2022-12-31 | $282.90M 10-K · filed 2023-03-30 |
| 2021-12-31 | $302.60M 10-K · filed 2022-03-31 |
| 2020-12-31 | $226.20M 10-K · filed 2021-03-11 |
| 2019-12-31 | $157.80M 10-K · filed 2020-03-16 |
| 2018-12-31 | $100.30M 10-K · filed 2019-03-14 |
| 2017-12-31 | $76.00M 10-K · filed 2018-04-02 |
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