Atmos Energy (ATO) Shares Outstanding (2016 - 2026)
Atmos Energy has reported Shares Outstanding over the past 16 years, most recently at $165.4 million for Q4 2025.
- Quarterly Shares Outstanding rose 4.23% to $165.4 million in Q4 2025 from the year-ago period, while the trailing twelve-month figure was $165.4 million through Dec 2025, up 4.23% year-over-year, with the annual reading at $161.6 million for FY2025, 4.06% up from the prior year.
- Shares Outstanding was $165.4 million for Q4 2025 at Atmos Energy, up from $161.6 million in the prior quarter.
- Over five years, Shares Outstanding peaked at $165.4 million in Q4 2025 and troughed at $130.7 million in Q1 2021.
- The 5-year median for Shares Outstanding is $147.9 million (2023), against an average of $147.5 million.
- Year-over-year, Shares Outstanding rose 6.96% in 2022 and then grew 3.41% in 2025.
- A 5-year view of Shares Outstanding shows it stood at $135.4 million in 2021, then grew by 5.71% to $143.2 million in 2022, then increased by 5.36% to $150.8 million in 2023, then grew by 5.23% to $158.7 million in 2024, then grew by 4.23% to $165.4 million in 2025.
- Per Business Quant, the three most recent readings for ATO's Shares Outstanding are $165.4 million (Q4 2025), $161.6 million (Q3 2025), and $160.5 million (Q2 2025).