Deferred Tax Assets, Valuation Allowance in USD of ALLIANT ENERGY CORP from Q4 2010 to Q4 2024

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: ALLIANT ENERGY CORP quarterly Deferred Tax Assets, Valuation Allowance history and change rate from Q4 2010 to Q4 2024.
ALLIANT ENERGY CORP Deferred Tax Assets, Valuation Allowance for the quarter ending 31 Dec 2024 was $2,000,000, a 33% 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 (%)

ALLIANT ENERGY CORP Quarterly Deferred Tax Assets, Valuation Allowance (USD)

Period	Value	YoY Chg	Change %	Date	Report	Filed	Fiscal Year	Fiscal Period
Q4 2024	$2,000,000	-$1,000,000	-33%	31 Dec 2024	10-K	21 Feb 2025	2024	FY
Q4 2023	$3,000,000	+$3,000,000		31 Dec 2023	10-K	21 Feb 2025	2024	FY
Q4 2022	$0	-$6,000,000	-100%	31 Dec 2022	10-K	16 Feb 2024	2023	FY
Q4 2021	$6,000,000	$0	0%	31 Dec 2021	10-K	24 Feb 2023	2022	FY
Q4 2020	$6,000,000	-$4,000,000	-40%	31 Dec 2020	10-K	18 Feb 2022	2021	FY
Q4 2019	$10,000,000	+$800,000	+8.7%	31 Dec 2019	10-K	19 Feb 2021	2020	FY
Q4 2018	$9,200,000	+$200,000	+2.2%	31 Dec 2018	10-K	21 Feb 2020	2019	FY
Q4 2017	$9,000,000	+$8,800,000	+4400%	31 Dec 2017	10-K	22 Feb 2019	2018	FY
Q4 2016	$200,000			31 Dec 2016	10-K	23 Feb 2018	2017	FY
Q4 2013	$0	-$1,900,000	-100%	31 Dec 2013	10-K	25 Feb 2014	2013	FY
Q4 2012	$1,900,000	+$700,000	+58%	31 Dec 2012	10-K	25 Feb 2014	2013	FY
Q4 2011	$1,200,000	-$17,300,000	-94%	31 Dec 2011	10-K	26 Feb 2013	2012	FY
Q4 2010	$18,500,000			31 Dec 2010	10-K	27 Feb 2012	2011	FY

* An asterisk sign (*) next to the value indicates that the value is likely invalid.