Atmos Energy (ATO)
What the price implies
A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.
Fundamental grade
Five factors scored 1 to 9 from ATO's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.
Key numbers
Results from SEC filings
Fiscal years, from Atmos Energy's 10-K filings. The deep dive has 15+ years, quarters and every line.
| Fiscal year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | $3.4B | $4.2B | $4.3B | $4.2B | $4.7B |
| Net income | $666M | $774M | $886M | $1.0B | $1.2B |
| Free cash flow | -$3.1B | -$1.5B | $654M | -$1.2B | -$1.5B |
| EPS (diluted) | $5.12 | $5.60 | $6.10 | $6.83 | $7.46 |
| Operating margin | 26.6% | 21.9% | 25.0% | 32.5% | 33.2% |
Where the revenue comes from
Revenue by segments, fiscal 2025.
Superinvestors who own ATO
From each investor's latest 13F filing (what a 13F shows). 3 of the investors we track hold it.
| Investor | Last quarter | Value | % of portfolio | Quarter |
|---|---|---|---|---|
| Cliff Asness AQR Capital Management |
Added | $409M | 0.14% | Q2 2026 |
| Hersh Cohen ClearBridge Investments |
Added | $44M | 0.04% | Q2 2026 |
| Joel Greenblatt Gotham Asset Management |
Added | $25M | 0.06% | Q2 2026 |
Insider buying
Open-market purchases by Atmos Energy's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.
| Date | Insider | Shares | Price | Value |
|---|---|---|---|---|
| Dec 2, 2025 | Jared Moskowitz |
0 | $170.13 | — |
| Dec 2, 2025 | Jared Moskowitz |
0 | $170.13 | — |
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In the full deep dive
Questions
Are Atmos Energy insiders buying the stock?
2 open-market insider purchases of ATO in the last 12 months, from SEC Form 4 filings.
Which superinvestors own Atmos Energy?
3 of the superinvestors Investingly tracks hold ATO in their latest 13F, including Cliff Asness, Hersh Cohen, Joel Greenblatt.
Prices and ratios as of Oct 7, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.