Debt-to-equity of Alector, Inc. from 30 Sep 2019 to 31 Dec 2025

Taxonomy & unit
ratio: %
Description
Debt-to-equity (D/E) ratio is used to evaluate a company's financial leverage and is calculated by dividing a company's total liabilities by its shareholder equity.
Summary
Alector, Inc. quarterly Debt-to-equity in % history and change rate from 30 Sep 2019 to 31 Dec 2025.
  • Alector, Inc. Debt-to-equity for the quarter ending 31 Dec 2025 was 448%, a 60% increase year-over-year.
Debt-to-equity, Quarterly (%)
Debt-to-equity, YoY Quarterly Change (%)

Alector, Inc. Quarterly Debt-to-equity (%)

Period Value YoY Chg Change % Date
Q4 2025 448% +167% +60% 31 Dec 2025
Q3 2025 348% +45% +15% 30 Sep 2025
Q2 2025 325% +26% +8.6% 30 Jun 2025
Q1 2025 300% +7.3% +2.5% 31 Mar 2025
Q4 2024 281% -26% -8.5% 31 Dec 2024
Q3 2024 302% +17% +5.8% 30 Sep 2024
Q2 2024 299% +35% +13% 30 Jun 2024
Q1 2024 293% +45% +18% 31 Mar 2024
Q4 2023 307% +68% +29% 31 Dec 2023
Q3 2023 286% +71% +33% 30 Sep 2023
Q2 2023 264% +69% +36% 30 Jun 2023
Q1 2023 247% +70% +39% 31 Mar 2023
Q4 2022 239% +100% +72% 31 Dec 2022
Q3 2022 215% +100% +88% 30 Sep 2022
Q2 2022 195% +107% +122% 30 Jun 2022
Q1 2022 177% +102% +136% 31 Mar 2022
Q4 2021 139% +72% +108% 31 Dec 2021
Q3 2021 115% +43% +61% 30 Sep 2021
Q2 2021 88% +9.8% +13% 30 Jun 2021
Q1 2021 75% -12% -14% 31 Mar 2021
Q4 2020 67% -33% -33% 31 Dec 2020
Q3 2020 71% -69% -49% 30 Sep 2020
Q2 2020 78% 30 Jun 2020
Q1 2020 87% 31 Mar 2020
Q4 2019 99% 31 Dec 2019
Q3 2019 140% 30 Sep 2019
* An asterisk sign (*) next to the value indicates that the value is likely invalid.