Atmos Energy

NYSE: ATO
New York Stock Exchange
Utilities Utilities - Regulated Gas
Global Rank
#910
Country Rank
#355
Market Cap
28.09 B
Price
168.3
Change (%)
0.27%
Volume
2.12 M

Atmos Energy's latest marketcap:

28.09 B

As of 06/03/2026, Atmos Energy's market capitalization has reached $28.09 B. According to our data, Atmos Energy is the 910th most valuable company globally by market capitalization. Market capitalization, commonly referred to as market cap, represents the total market value of all outstanding shares of a publicly traded company and is often used as a measure of company value.

Market Cap 28.09 B
Revenue (ttm) 4.88 B
Net Income (ttm) 1.35 B
Shares Out 166.92 M
EPS (ttm) 8.2
Forward PE 19.14
Ex-Dividend Date 05/26/2026
Earnings Date 05/06/2026
Market Cap Chart
Data Updated: 06/03/2026

Atmos Energy's yearly market capitalization.

Atmos Energy has seen its market value grow from $984.2 M to $28.09 B since 1998, representing a total increase of 2,754.36% and an annual compound growth rate (CAGR) of 13.00%.
Date Market Cap($) Change (%) Global Rank
06/03/2026 $28.09 B 4.16% 910
12/31/2025 $27.1 B 25.24% 840
12/31/2024 $21.64 B 25.75% 875
12/29/2023 $17.21 B 8.99% 1021
12/30/2022 $15.79 B 13.81% 1034
12/31/2021 $13.87 B 15.49% 1382
12/31/2020 $12.01 B -10.01% 1382
12/31/2019 $13.35 B 29.3% 1032
12/31/2018 $10.32 B 13.28% 1087
12/29/2017 $9.11 B 18.23% 1410

Company Profile

Atmos Energy Corporation Overview

Atmos Energy Corporation, together with its subsidiaries, operates in the regulated natural gas distribution, pipeline, and storage sectors across the United States. The company is structured into two primary segments:

  • Distribution Segment: Engages in regulated natural gas distribution and related sales operations across eight states. This segment serves approximately 3.3 million residential, commercial, public authority, and industrial customers. It owns and maintains 73,689 miles of underground distribution and transmission mains.
  • Pipeline and Storage Segment: Manages pipeline and storage operations, including transporting natural gas for third parties. The segment operates five underground storage facilities in Texas and offers ancillary services such as parking arrangements, lending, and inventory sales. It owns 5,645 miles of gas transmission lines.

Founded in 1906, Atmos Energy Corporation is headquartered in Dallas, Texas.

Frequently Asked Questions

  • What is Atmos Energy's (ATO) current market cap?
    As of 06/03/2026, Atmos Energy (including the parent company, if applicable) has an estimated market capitalization of $28.09 B USD. This figure represents the total market value of its outstanding shares, including different share classes. Please note that market capitalization fluctuates based on market conditions, and the actual valuation may differ from the latest estimate.
  • Atmos Energy global market capitalization ranking is approximately 910 as of 06/03/2026. This ranking is relative to all publicly traded companies worldwide and can fluctuate based on market dynamics and the performance of other companies. You can refer to our Global companies market cap ranking for the most up-to-date ranking.

MarketCapWatch.com ranks all listed companies worldwide, providing unique insights into market capitalization across industries. As one of the most comprehensive ranking platforms, it covers companies of all sizes and sectors.

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