| Periodo | Totale passività | Var. |
| 2025 | 14.69 B USD | +12.69% |
| 2024 | 13.04 B USD | +11.93% |
| 2023 | 11.65 B USD | -8.82% |
| 2022 | 12.77 B USD | +9.16% |
| 2021 | 11.70 B USD | +36.58% |
| 2020 | 8.57 B USD | +12.48% |
| 2019 | 7.62 B USD | +7.22% |
| 2018 | 7.10 B USD | +3.70% |
| 2017 | 6.85 B USD | +4.63% |
| 2016 | 6.55 B USD | — |
Atmos Energy Corporation is a natural gas utility company that focuses on the distribution, transmission, and storage of natural gas in the United States. Headquartered in Dallas, Texas, it operates as a fully regulated, pure-play natural gas provider serving residential, commercial, industrial, and public-sector customers across multiple states, including large markets in Texas. The company’s core activities are organized into two primary segments: Distribution, which handles regulated natural gas delivery and related sales operations to end users, and Pipeline and Storage, which manages intrastate pipeline networks, storage facilities, and transmission services. Atmos Energy plays a central role in regional energy infrastructure by supplying fuel for heating, cooking, and industrial processes, as well as supporting power generation and large-scale gas transportation. As a regulated utility, it operates under state and local oversight, emphasizing system safety, reliability, and compliance while maintaining critical natural gas infrastructure that underpins everyday energy needs in its service territories.