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Is Atmos Energy (ATO) A Bargain After Its Recent Pullback?

Simply Wall St·09/20/2026 03:36:47
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Atmos Energy (ATO) is in focus today after recent share performance turned lower, with the stock down over the past month and past 3 months, even though longer term returns remain positive.

The latest share price of Atmos Energy at around $160.30 comes after a steady fade in momentum, with the 30 day share price return down 3.9% and the year to date share price return down 5.4%, even though the 5 year total shareholder return sits above 100%.

Scan beyond Atmos Energy and review a curated group of resilient utilities and infrastructure stocks in our 30 resilient stocks with low risk scores while momentum in ATO cools.

Atmos Energy now trades at about $160, with analyst targets near $185 and some intrinsic estimates pointing closer to $120. Which of these reference points is actually closest to a reasonable estimate of fair value for this stock?

Most Popular Narrative: 14% Undervalued

Atmos Energy currently changes hands at about $160 while the most followed narrative pegs fair value closer to $186, based on a discount rate of 7.11% and detailed assumptions about future earnings and regulatory support.

Major multiyear capital investment programs focused on modernizing and expanding pipeline infrastructure, combined with favorable regulatory mechanisms and frequent rate filings, underpin ongoing rate base growth, translating to stable and predictable long-term earnings and cash flow. The push for energy reliability, resilience, and emerging decarbonization efforts (for example, adoption of renewable natural gas, hydrogen blending) positions Atmos to capture new revenue streams and regulatory goodwill, further supporting rate base expansion and long-term margin resilience.

See why 13 investors see Atmos Energy as 14% undervalued.

Result: Fair Value of $186 (UNDERVALUED)

Still, that 14% implied undervaluation for Atmos Energy depends heavily on cooperative regulators and on capital spending that does not squeeze free cash flow or future returns.

Find out about the key risks to this Atmos Energy narrative.

Another View: Atmos Energy Through A Different Lens

That 14% undervaluation story leans on analyst forecasts and their target of about $186. Our SWS DCF model paints a different picture. It pegs Atmos Energy closer to $128 per share, which leaves the current $160 price looking rich rather than cheap and raises the question of which set of assumptions you trust more.

To understand how that cash flow based estimate is built and what would need to change for the gap to close, Look into how the SWS DCF model arrives at its fair value.

ATO Discounted Cash Flow as at Sep 2026
ATO Discounted Cash Flow as at Sep 2026

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out Atmos Energy for example). We show the entire calculation in full. You can track the result in your watchlist or portfolio and be alerted when this changes, or use our stock screener to discover 33 high quality undervalued stocks. If you save a screener we even alert you when new companies match - so you never miss a potential opportunity.

Next Steps

Mixed on Atmos Energy so far or leaning one way already? Either way, it helps to move fast and weigh both sides of the story using the full breakdown of 2 key rewards and 2 important warning signs.

Looking for more Atmos Energy sized investment ideas?

If Atmos Energy has you thinking more carefully about price, risk and income, do not stop here. Fresh ideas today can shape your portfolio for years.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.