Deferred Tax Assets, Valuation Allowance of CENTURY ALUMINUM CO from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: USD
Description
Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.
Summary
CENTURY ALUMINUM CO quarterly Deferred Tax Assets, Valuation Allowance in USD history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • CENTURY ALUMINUM CO Deferred Tax Assets, Valuation Allowance for the quarter ending 31 Dec 2025 was $471,000,000, a 6.6% decline year-over-year.
Source SEC data
View on sec.gov
Deferred Tax Assets, Valuation Allowance, Quarterly (USD)
Deferred Tax Assets, Valuation Allowance, YoY Quarterly Change (%)

CENTURY ALUMINUM CO Quarterly Deferred Tax Assets, Valuation Allowance (USD)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 $471,000,000 -$33,400,000 -6.6% 31 Dec 2025 10-K 03 Mar 2026 2025 FY
Q4 2024 $504,400,000 -$33,200,000 -6.2% 31 Dec 2024 10-K 03 Mar 2026 2025 FY
Q4 2023 $537,600,000 +$49,700,000 +10% 31 Dec 2023 10-K 03 Mar 2025 2024 FY
Q4 2022 $487,900,000 +$2,100,000 +0.43% 31 Dec 2022 10-K 15 Mar 2024 2023 FY
Q4 2021 $485,800,000 -$13,600,000 -2.7% 31 Dec 2021 10-K 27 Feb 2023 2022 FY
Q4 2020 $499,400,000 +$7,000,000 +1.4% 31 Dec 2020 10-K 25 Feb 2022 2021 FY
Q4 2019 $492,400,000 -$60,100,000 -11% 31 Dec 2019 10-K 04 Mar 2021 2020 FY
Q4 2018 $552,500,000 -$55,300,000 -9.1% 31 Dec 2018 10-K 27 Feb 2020 2019 FY
Q4 2017 $607,800,000 -$231,282,000 -28% 31 Dec 2017 10-K 28 Feb 2019 2018 FY
Q4 2016 $839,082,000 +$70,318,000 +9.1% 31 Dec 2016 10-K 28 Feb 2018 2017 FY
Q4 2015 $768,764,000 +$20,481,000 +2.7% 31 Dec 2015 8-K 28 Jul 2017
Q4 2014 $748,283,000 -$16,740,000 -2.2% 31 Dec 2014 10-K 07 Mar 2016 2015 Q4
Q4 2013 $765,023,000 +$108,671,000 +17% 31 Dec 2013 10-K 02 Mar 2015 2014 FY
Q4 2012 $656,352,000 -$117,362,000 -15% 31 Dec 2012 10-K 14 Mar 2014 2013 FY
Q4 2011 $773,714,000 +$59,291,000 +8.3% 31 Dec 2011 10-K 18 Mar 2013 2012 FY
Q4 2010 $714,423,000 31 Dec 2010 10-K 29 Feb 2012 2011 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.