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ATO · NYSE

Atmos Energy (ATO) Stock Price & Fundamentals

$406.44+1.82%+$7.26End-of-day price as of Oct 9, 2026

Atmos Energy (ATO) closed at $406.44 on Oct 9, 2026, up 1.82% from the previous close of $399.18.

Share price, past year

1Y +15.51%

52-week range $347.78 – $406.44. Daily closing prices.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$406.44
Sep 30, 2026$395.19
Aug 31, 2026$376.88
Jul 31, 2026$389.00
Jun 30, 2026$383.38
May 29, 2026$364.88
Apr 30, 2026$388.51
Mar 31, 2026$390.96
Feb 27, 2026$390.34
Jan 30, 2026$372.83
Dec 31, 2025$381.38
Nov 28, 2025$388.38
Oct 31, 2025$356.17

Key statistics

Market cap
$68.68B
P/E (TTM)
48.5
EPS (TTM)
$8.38
Revenue (TTM)
$4.92B
Net income (TTM)
$1.40B
Shares outstanding
169M
Dividend yield
—
52-week range
$347.78 – $406.44

Atmos Energy's market cap is $68.68B, based on a share price of $406.44 and 169M shares outstanding as of Jun 30, 2026.

Financials

Atmos Energy reported revenue of $4.70B for fiscal 2025, up 12.91% from fiscal 2024.

Atmos Energy earned net income of $1.20B in fiscal 2025, a net margin of 25.5%.

Fiscal 2025 revenue was the highest in the 10 years shown.

Annual revenue

FY16FY17FY18FY19FY20FY21FY22FY23FY24FY25
Annual revenue by fiscal year; the table below lists the values.
Atmos Energy annual financials by fiscal year, from SEC filings
Fiscal yearRevenueGrowthNet incomeNet marginEPS (diluted)Free cash flow
FY2025ended Sep 30, 2025$4.70B+12.9%$1.20B25.5%$7.46—
FY2024ended Sep 30, 2024$4.17B−2.6%$1.04B25.0%$6.83—
FY2023ended Sep 30, 2023$4.28B+1.8%$885.86M20.7%$6.10—
FY2022ended Sep 30, 2022$4.20B+23.3%$774.40M18.4%$5.60—
FY2021ended Sep 30, 2021$3.41B+20.8%$665.56M19.5%$5.12—
FY2020ended Sep 30, 2020$2.82B−2.8%$601.44M21.3%$4.89—
FY2019ended Sep 30, 2019$2.90B−6.9%$511.41M17.6%$4.35—
FY2018ended Sep 30, 2018$3.12B+12.9%$603.06M19.4%$5.43—
FY2017ended Sep 30, 2017$2.76B+12.4%$396.42M14.4%$3.73—
FY2016ended Sep 30, 2016$2.45B—$350.10M14.3%$3.38—
Atmos Energy quarterly results
QuarterRevenueNet incomeEPS (diluted)
Q3 FY2026ended Jun 30, 2026$879.06M$242.69M$1.43
Q2 FY2026ended Mar 31, 2026$1.96B$581.90M$3.47
Q1 FY2026ended Dec 31, 2025$1.34B$402.96M$2.44
Q4 FY2025ended Sep 30, 2025$737.48M$174.89M$1.04
Q3 FY2025ended Jun 30, 2025$838.77M$186.43M$1.16
Q2 FY2025ended Mar 31, 2025$1.95B$485.58M$3.03
Q1 FY2025ended Dec 31, 2024$1.18B$351.86M$2.23
Q4 FY2024ended Sep 30, 2024$657.94M$134.02M$0.82

Company profile

Name
Atmos Energy Corporation
Ticker
ATO
Exchange
NYSE
Industry (SEC SIC)
Natural Gas Distribution
Headquarters
1800 Three Lincoln Ctr, 5430 Lbj Freeway, Dallas, TX 75240
Incorporated in
TX
Fiscal year ends
September
SEC CIK
0000731802

Recent SEC filings

Frequently asked questions

What is Atmos Energy's stock price?

Atmos Energy (ATO) closed at $406.44 on Oct 9, 2026, up 1.82% from the previous close of $399.18.

What is Atmos Energy's market cap?

Atmos Energy's market cap is $68.68B, based on a share price of $406.44 and 169M shares outstanding as of Jun 30, 2026.

How much revenue does Atmos Energy make?

Atmos Energy reported revenue of $4.70B for fiscal 2025, up 12.91% from fiscal 2024.

What is ATO's P/E ratio?

Atmos Energy's price-to-earnings ratio is 48.5, based on trailing twelve-month diluted EPS of $8.38.

Does Atmos Energy pay a dividend?

Atmos Energy's recent filings report no dividends declared over the last four quarters.

Sources and methodology

Fundamentals come from Atmos Energy Corporation's filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 9, 2026. Data sources and disclosures