Operating Lease, Right-of-Use Asset in USD of Alector, Inc. from Q4 2018 to Q3 2025

Taxonomy & unit
us-gaap: USD
Description
Amount of lessee's right to use underlying asset under operating lease.
Summary
Alector, Inc. quarterly Operating Lease, Right-of-Use Asset history and change rate from Q4 2018 to Q3 2025.
  • Alector, Inc. Operating Lease, Right-of-Use Asset for the quarter ending 30 Sep 2025 was $15,869,000, a 23.7% decline year-over-year.
Operating Lease, Right-of-Use Asset, Quarterly (USD)
Operating Lease, Right-of-Use Asset, YoY Quarterly Change (%)

Alector, Inc. Quarterly Operating Lease, Right-of-Use Asset (USD)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q3 2025 $15,869,000 -$4,940,000 -23.7% 30 Sep 2025 10-Q 06 Nov 2025 2025 Q3
Q2 2025 $16,990,000 -$6,427,000 -27.4% 30 Jun 2025 10-Q 07 Aug 2025 2025 Q2
Q1 2025 $19,082,000 -$5,239,000 -21.5% 31 Mar 2025 10-Q 08 May 2025 2025 Q1
Q4 2024 $19,951,000 -$5,244,000 -20.8% 31 Dec 2024 10-Q 06 Nov 2025 2025 Q3
Q3 2024 $20,809,000 -$5,230,000 -20.1% 30 Sep 2024 10-Q 06 Nov 2024 2024 Q3
Q2 2024 $23,417,000 -$2,885,000 -11% 30 Jun 2024 10-Q 07 Aug 2024 2024 Q2
Q1 2024 $24,321,000 -$2,745,000 -10.1% 31 Mar 2024 10-Q 08 May 2024 2024 Q1
Q4 2023 $25,195,000 -$2,616,000 -9.41% 31 Dec 2023 10-K 26 Feb 2025 2024 FY
Q3 2023 $26,039,000 -$2,491,000 -8.73% 30 Sep 2023 10-Q 07 Nov 2023 2023 Q3
Q2 2023 $26,302,000 -$2,924,000 -10% 30 Jun 2023 10-Q 03 Aug 2023 2023 Q2
Q1 2023 $27,066,000 -$2,833,000 -9.48% 31 Mar 2023 10-Q 04 May 2023 2023 Q1
Q4 2022 $27,811,000 -$2,758,000 -9.02% 31 Dec 2022 10-K 27 Feb 2024 2023 FY
Q3 2022 $28,530,000 -$2,591,000 -8.33% 30 Sep 2022 10-Q 08 Nov 2022 2022 Q3
Q2 2022 $29,226,000 -$2,391,000 -7.56% 30 Jun 2022 10-Q 04 Aug 2022 2022 Q2
Q1 2022 $29,899,000 -$2,195,000 -6.84% 31 Mar 2022 10-Q 05 May 2022 2022 Q1
Q4 2021 $30,569,000 -$1,901,000 -5.86% 31 Dec 2021 10-K 28 Feb 2023 2022 FY
Q3 2021 $31,121,000 +$3,817,000 +14% 30 Sep 2021 10-Q 04 Nov 2021 2021 Q3
Q2 2021 $31,617,000 +$3,749,000 +13.5% 30 Jun 2021 10-Q 03 Aug 2021 2021 Q2
Q1 2021 $32,094,000 +$3,915,000 +13.9% 31 Mar 2021 10-Q 05 May 2021 2021 Q1
Q4 2020 $32,470,000 +$3,994,000 +14% 31 Dec 2020 10-K 24 Feb 2022 2021 FY
Q3 2020 $27,304,000 -$1,461,000 -5.08% 30 Sep 2020 10-Q 10 Nov 2020 2020 Q3
Q2 2020 $27,868,000 -$1,190,000 -4.1% 30 Jun 2020 10-Q 11 Aug 2020 2020 Q2
Q1 2020 $28,179,000 -$2,486,000 -8.11% 31 Mar 2020 10-Q 13 May 2020 2020 Q1
Q4 2019 $28,476,000 -$2,924,000 -9.31% 31 Dec 2019 10-K 25 Feb 2021 2020 FY
Q3 2019 $28,765,000 30 Sep 2019 10-Q 12 Nov 2019 2019 Q3
Q2 2019 $29,058,000 30 Jun 2019 10-Q 12 Aug 2019 2019 Q2
Q1 2019 $30,665,000 31 Mar 2019 10-Q 13 May 2019 2019 Q1
Q4 2018 $31,400,000 01 Jan 2019 10-K 24 Mar 2020 2019 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.