Goodwill of ALLETE INC from 30 Jan 2014 to 30 Sep 2025

Taxonomy & unit
us-gaap: USD
Description
Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.
Summary
ALLETE INC quarterly Goodwill in USD history and change rate from 30 Jan 2014 to 30 Sep 2025.
  • ALLETE INC Goodwill for the quarter ending 30 Sep 2025 was $154,900,000, unchanged year-over-year.
Source SEC data
View on sec.gov
Goodwill, Quarterly (USD)
Goodwill, YoY Quarterly Change (%)

ALLETE INC Quarterly Goodwill (USD)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q3 2025 $154,900,000 $0 0% 30 Sep 2025 10-Q 31 Oct 2025 2025 Q3
Q2 2025 $154,900,000 $0 0% 30 Jun 2025 10-Q 07 Aug 2025 2025 Q2
Q1 2025 $154,900,000 $0 0% 31 Mar 2025 10-Q 08 May 2025 2025 Q1
Q4 2024 $154,900,000 $0 0% 31 Dec 2024 10-Q 31 Oct 2025 2025 Q3
Q3 2024 $154,900,000 $0 0% 30 Sep 2024 10-Q 30 Oct 2024 2024 Q3
Q2 2024 $154,900,000 $0 0% 30 Jun 2024 10-Q 01 Aug 2024 2024 Q2
Q1 2024 $154,900,000 $0 0% 31 Mar 2024 10-Q 09 May 2024 2024 Q1
Q4 2023 $154,900,000 $0 0% 31 Dec 2023 10-Q 30 Oct 2024 2024 Q3
Q3 2023 $154,900,000 30 Sep 2023 10-Q 02 Nov 2023 2023 Q3
Q2 2023 $154,900,000 30 Jun 2023 10-Q 08 Aug 2023 2023 Q2
Q1 2023 $154,900,000 31 Mar 2023 10-Q 03 May 2023 2023 Q1
Q4 2022 $154,900,000 31 Dec 2022 10-Q 02 Nov 2023 2023 Q3
Q4 2019 $0 -$148,500,000 -100% 31 Dec 2019 10-K 13 Feb 2020 2019 FY
Q3 2019 $0 -$148,500,000 -100% 30 Sep 2019 10-Q 06 Nov 2019 2019 Q3
Q2 2019 $0 -$148,500,000 -100% 30 Jun 2019 10-Q 01 Aug 2019 2019 Q2
Q1 2019 $0 -$148,300,000 -100% 31 Mar 2019 10-Q 02 May 2019 2019 Q1
Q4 2018 $148,500,000 +$200,000 +0.14% 31 Dec 2018 10-K 13 Feb 2020 2019 FY
Q3 2018 $148,500,000 -$1,400,000 -0.93% 30 Sep 2018 10-Q 01 Nov 2018 2018 Q3
Q2 2018 $148,500,000 +$17,100,000 +13% 30 Jun 2018 10-Q 02 Aug 2018 2018 Q2
Q1 2018 $148,300,000 +$17,100,000 +13% 31 Mar 2018 10-Q 02 May 2018 2018 Q1
Q4 2017 $148,300,000 +$17,100,000 +13% 31 Dec 2017 10-Q 01 Nov 2018 2018 Q3
Q3 2017 $149,900,000 +$19,300,000 +15% 30 Sep 2017 10-Q 01 Nov 2017 2017 Q3
Q2 2017 $131,400,000 +$800,000 +0.61% 30 Jun 2017 10-Q 02 Aug 2017 2017 Q2
Q1 2017 $131,200,000 +$600,000 +0.46% 31 Mar 2017 10-Q 04 May 2017 2017 Q1
Q4 2016 $131,200,000 +$600,000 +0.46% 31 Dec 2016 10-K 15 Feb 2018 2017 FY
Q3 2016 $130,600,000 -$400,000 -0.3% 30 Sep 2016 10-Q 04 Nov 2016 2016 Q3
Q2 2016 $130,600,000 30 Jun 2016 10-Q 03 Aug 2016 2016 Q2
Q1 2016 $130,600,000 31 Mar 2016 10-Q 03 May 2016 2016 Q1
Q4 2015 $130,600,000 +$127,700,000 +4403% 31 Dec 2015 10-K 15 Feb 2018 2017 FY
Q3 2015 $131,000,000 30 Sep 2015 10-Q 03 Nov 2015 2015 Q3
Q4 2014 $2,900,000 $0 0% 31 Dec 2014 10-K 15 Feb 2017 2016 FY
Q4 2013 $2,900,000 30 Jan 2014 10-Q 03 Nov 2014 2014 Q3
* An asterisk sign (*) next to the value indicates that the value is likely invalid.