Kaiser Aluminum (KALU) Tax Rate (2009 - 2026)

Kaiser Aluminum has reported Tax Rate for 18 years, with the latest figure at 24.15% in Q1 2026.

• For the quarter ending Q1 2026, Tax Rate rose 123.0% year-over-year to 24.15%; the trailing twelve-month figure through Mar 2026 stood at 7.81% (down 543.0% YoY), and the FY2025 full-year result was 2.8%, down 989.0% from the prior year.
• Tax Rate for Q1 2026 stood at 24.15%, up from 41.38% in the prior quarter.
• The five-year high for Tax Rate was 28.95% in Q1 2022, with the low at 77.08% in Q4 2022.
• Historically, Tax Rate has averaged 6.29% across 5 years, with a median of 21.1% in 2024.
• Annual changes were most pronounced in 2022 — Tax Rate sank 11969 bps — and 2023, when it soared 5596 bps.
• Kaiser Aluminum's Tax Rate stood at 77.08% in 2022, then surged by 73 bps to 21.12% in 2023, then gained by 5 bps to 20.0% in 2024, then slumped by 107 bps to 41.38% in 2025, then surged by 158 bps to 24.15% in 2026.
• The last three Tax Rate figures came in at 24.15% (Q1 2026), 41.38% (Q4 2025), and 16.74% (Q3 2025), per Business Quant data.