NVDA+2.54%AAPL+1.32%GOOGL−1.62%MSFT+0.20%AMZN−0.10%TSM+1.60%SPCX+7.79%META+0.47%
StockVS

NYSE · Utilities - Regulated Gas · USD

Atmos Energy Corporation (ATO) Stock Analysis

Atmos Energy Corporation (ATO) is a Utilities - Regulated Gas stock listed on NYSE and quoted in US Dollar.

Last Updated: October 21, 2026

ATO

$166.95

−$0.18 (−0.11%)

Oct 21, 2026 · Market close

Compare

Price History

Hover for the daily close. The dotted line marks the period open.

Compare ATO with… →

ATO Key Statistics

As of Oct 21, 2026
Trading
Open
$167.93
Previous Close
$167.13
Day's Range
166.68–168.12
52-Week Range
154.72–192.51
Volume
879.01K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
0.57
Valuation
Market Cap
$28.21B
P/E Ratio
19.90
Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
18.48
PEG RatioThe P/E ratio divided by the expected earnings growth rate. It puts a high P/E in the context of how fast profits are growing.
2.00
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
5.73
EPS (ttm)Profit attributable to each share over the last twelve months.
8.39
Financials (FY)
Revenue (FY)
$4.70B+12.91%
Net Income (FY)
$1.20B+14.94%
Profit marginThe share of revenue left as profit after all costs and taxes.
28.50%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
168.99M
1-Year Return
−3.51%
Dividend and dates
Dividend
$4.00+2.39%
Ex-Dividend Date
August 24, 2026
Earnings Date
November 4, 2026
Avg Volume
1.02M

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, ATO closed at $166.95, −3.51% over 1 year.

Atmos Energy Corporation (ATO) has a market capitalization of $28.21B.

In fiscal 2025, ATO reported revenue of $4.70B.

ATO Stock Return by Calendar Year

Atmos Energy Corporation (ATO) 10-year return: what $10,000 became

1 year
$10,000 $9,649
−3.51%
5 years
$10,000 $20,217
+102.17%
10 years
$10,000 $29,500
+195.00%

If you had invested $10,000 in Atmos Energy Corporation (ATO) 10 years ago, at the close on October 21, 2016, it would have been worth $29,500 at the close on October 21, 2026: +195.00% in total, +11.43% a year, with dividends reinvested. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)+1.32%
2025+23.07%
2024+23.35%
2023+6.17%
2022+9.63%
2021+12.75%
2020−12.73%
2019+23.14%
2018+10.39%
2017+18.41%
2016 (partial year)−3.91%

As of October 21, 2026.

ATO Revenue and Earnings by Fiscal Year

FY ends September
Fiscal yearRevenueNet incomeNet margin
2025$4.70B$1.20B25.5%
2024$4.17B$1.04B25.0%
2023$4.28B$885.86M20.7%
2022$4.20B$774.40M18.4%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$4.70B$2.73B$1.56B$1.20B25.5%
2024$4.17B$2.41B$1.36B$1.04B25.0%
2023$4.28B$2.06B$1.07B$885.86M20.7%
2022$4.20B$1.81B$920.98M$774.40M18.4%

Annual figures as reported, in the company's reporting currency. As of September 30, 2025.

ATO Dividend History

$3.61+9.9% vs 2024

Dividends per share, 2025 · 4 payments

YearDividends per sharePaymentsChange
2026*$3.003—
2025$3.614+9.9%
2024$3.294+8.6%
2023$3.034+8.8%
YearDividends per sharePaymentsChange
2026 (partial year)$3.003—
2025$3.614+9.9%
2024$3.294+8.6%
2023$3.034+8.8%
2022$2.784+8.8%
2021$2.564+8.7%
2020$2.354+9.3%
2019$2.154+8.6%
2018$1.984+7.9%
2017$1.844+307.8%
2016$0.451—

Most recent payment: $1.00 per share, ex-dividend August 24, 2026. Per-share amounts summed by calendar year from ex-dividend dates. Partial years are shown muted and marked with an asterisk.

ATO Valuation vs Utilities - Regulated Gas Median

Median of 17 stocks
MetricATOUtilities - Regulated Gas medianvs median
P/E19.9019.253% above
P/S ratio5.732.15167% above
Profit margin28.50%13.01%15.5 pts above

Medians across 17 Utilities - Regulated Gas stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 20 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

Atmos Energy Corporation (ATO) is capitalised at $28.21B on the latest close. It is classified in the Utilities - Regulated Gas industry, within the Utilities sector. The company reports 5,487 employees.

Over the past 52 weeks the price has ranged from $154.72 to $192.51. ATO last closed at $166.95 on October 21, 2026. That is −$0.18 (−0.11%) against the previous close. The latest close sits 7.9% above that 52-week low.

Financial Health

Fiscal 2025 revenue came to $4.70B. Against the prior fiscal year total of $4.17B, that is a change of +12.91%. The same year closed with net income of $1.20B. That is +14.94% against the prior fiscal year. The reported profit margin is 28.5%. That is 15.5 percentage points above the Utilities - Regulated Gas median of 13.01%. Trailing earnings per share are 8.39.

Across the 4 fiscal years on file, revenue moves from $4.20B in 2022 to $4.70B in 2025. Of those 4 years, 4 report positive net income.

Valuation Assessment

ATO trades at a trailing price-to-earnings ratio of 19.9. That is 3.38% above the Utilities - Regulated Gas median of 19.25. The forward P/E on file is 18.48. The PEG ratio, which sets the P/E against expected earnings growth, reads 2. The price-to-sales ratio is 5.73. On price-to-sales that is 166.72% above the Utilities - Regulated Gas median of 2.15. The medians here are taken across 17 Utilities - Regulated Gas companies that report the metric.

The reported beta is 0.57. Daily returns over the trailing 10 years annualize to a volatility of 21.16%. The trailing one-year total return is −3.51%. Across 10 years the annualized return works out at +11.43%.

Growth & Income

ATO pays a dividend yielding 2.39%. That is 1.4 percentage points below the Utilities - Regulated Gas median yield of 3.74%. The indicated annual rate is $4.00 a share. The ex-dividend date on file is August 24, 2026. Dividends are recorded for 11 calendar years; 2026 shows 3 payments totalling $3.00 a share. The year before, 2025, totalled $3.61 a share.

2026 is still running; the total return is +1.32% year to date. Across the complete calendar years on file, 2024 returned +23.35% and 2020 returned −12.73%. Of the 9 complete calendar years on file, 8 finished higher.

Peer Comparison

Atmos Energy Corporation (ATO) operates in the Utilities - Regulated Gas industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
Atmos Energy Corporation ATO $28.21B 19.9
NiSource Inc. NI $20.62B 22.9
UGI Corporation UGI $8.27B 12.8
Southwest Gas Holdings, Inc. SWX $6.41B 22.1

The Utilities - Regulated Gas industry average P/E ratio is 19.3x. Atmos Energy Corporation trades at a P/E of 19.9.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

Related Utilities - Regulated Gas Stocks

NI

NiSource Inc.

$20.62B

 UGI

UGI Corporation

$8.27B

 SWX

Southwest Gas Holdings, Inc.

$6.41B

 BKH

Black Hills Corporation

$5.83B

 NJR

New Jersey Resources Corporation

$5.29B

 SR

Spire Inc.

$4.88B
View all Utilities - Regulated Gas stocks →

Popular Utilities Stocks

NEE

NextEra Energy, Inc.

$163.29B

 SO

The Southern Company

$103.98B

 CEG

Constellation Energy Corporation

$96.15B

 DUK

Duke Energy Corporation

$94.09B

 NGG

National Grid plc

$81.21B
View all Utilities stocks →

About Atmos Energy Corporation

Atmos Energy Corporation, together with its subsidiaries, engages in the regulated natural gas distribution, and pipeline and storage businesses in the United States. It operates through two segments, Distribution, and Pipeline and Storage. The Distribution segment is involved in the regulated natural gas distribution and related sales operations in eight states. This segment distributes natural gas to approximately 3.4 million residential, commercial, public authority, and industrial customers; and owned 76,000 miles of underground distribution and transmission mains. The Pipeline and Storage segment engages in the pipeline and storage operations. This segment transports natural gas for third parties and manages five underground storage facilities in Texas; provides ancillary services customary to the pipeline industry, including parking arrangements, lending, and inventory sales; and owned 5,700 miles of gas transmission lines. Atmos Energy Corporation was founded in 1906 and is based in Dallas, Texas.

Visit website →