Alliant Energy (LNT) Long-Term Deferred Tax (2010 - 2025)

Alliant Energy's Long-Term Deferred Tax history runs 11 years deep, the most recent figure standing at $137.0 million for Q4 2025.

• On a quarterly basis, Long-Term Deferred Tax rose 8.73% year-over-year to $137.0 million in Q4 2025; TTM through Dec 2025 was $137.0 million, a 8.73% increase from a year earlier, with the FY2025 full-year figure at $137.0 million, up 8.73% from the prior year.
• Long-Term Deferred Tax climbed to $137.0 million in Q4 2025 per LNT's latest filing, from $110.0 million in the prior quarter.
• Across five years, Long-Term Deferred Tax topped out at $239.0 million in Q3 2022 and bottomed at $80.0 million in Q1 2021.
• The 5-year median for Long-Term Deferred Tax is $158.0 million (2024), against an average of $161.4 million.
• Across the five-year window, Long-Term Deferred Tax soared 138.75% in 2022 and tumbled 37.57% in 2025, its largest moves.
• Year by year, Long-Term Deferred Tax stood at $144.0 million in 2021, then surged by 57.64% to $227.0 million in 2022, then dropped by 22.03% to $177.0 million in 2023, then retreated by 28.81% to $126.0 million in 2024, then increased by 8.73% to $137.0 million in 2025.
• Per Business Quant, the three latest LNT Long-Term Deferred Tax figures stand at $137.0 million (Q4 2025), $110.0 million (Q3 2025), and $111.0 million (Q2 2025).