Atmos Energy (ATO) Tax Rate (2009 - 2026)

Atmos Energy has disclosed Tax Rate across 18 years of filings, most recently posting 20.68% for Q1 2026.

• In Q1 2026, Tax Rate rose 119.0% year-over-year to 20.68%; the TTM figure through Mar 2026 stood at 19.91% (up 155.0% YoY), while the FY2025 annual figure was 18.9%, up 329.0% from the prior year.
• Tax Rate improved to 20.68% in Q1 2026, from 19.98% in the prior quarter.
• Over the last five years, Tax Rate for ATO reached as high as 20.68% in Q1 2026 and fell as low as 9.26% in Q2 2022.
• The 5-year median for Tax Rate is 15.66% (2024), against an average of 15.26%.
• Annual changes were most pronounced in 2022 — Tax Rate slumped 716 bps — and 2024, when it soared 624 bps.
• A 5-year view of Tax Rate shows it stood at 11.05% in 2022, then soared by 33 bps to 14.74% in 2023, then rose by 25 bps to 18.4% in 2024, then climbed by 9 bps to 19.98% in 2025, then increased by 3 bps to 20.68% in 2026.
• According to Business Quant data, Tax Rate over the past three periods registered 20.68%, 19.98%, and 17.94% for Q1 2026, Q4 2025, and Q3 2025 respectively.