Atmos Energy (ATO) Shares Outstanding (Diluted Average) (2009 - 2026)

Atmos Energy (ATO) has 18 years of Shares Outstanding (Diluted Average) data on file, last reported at $166.3 million in Q1 2026.

• Shares Outstanding (Diluted Average) for Q1 2026 came in at $166.3 million, up 4.54% year-over-year; the trailing twelve-month figure through Mar 2026 was $166.3 million (up 4.54% YoY), and the FY2025 annual result was $160.6 million, up 5.18% from the prior year.
• Shares Outstanding (Diluted Average) rose to $166.3 million in Q1 2026 per ATO's latest filing, from $164.9 million in the prior quarter.
• Over five years, Shares Outstanding (Diluted Average) peaked at $166.3 million in Q1 2026 and troughed at $135.5 million in Q1 2022.
• A 5-year average of $150.7 million and a median of $151.3 million in 2024 frame the typical range for Shares Outstanding (Diluted Average).
• The sharpest annual moves came in 2022 and 2023: Shares Outstanding (Diluted Average) gained 8.51% in 2022, then increased 2.69% in 2023.
• A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $141.9 million in 2022, then rose by 5.54% to $149.8 million in 2023, then climbed by 5.36% to $157.8 million in 2024, then grew by 4.47% to $164.9 million in 2025, then advanced by 0.89% to $166.3 million in 2026.
• Business Quant data shows ATO's Shares Outstanding (Diluted Average) at $166.3 million in Q1 2026, $164.9 million in Q4 2025, and $160.6 million in Q3 2025.