As of November 6, 2026, Atmos Energy Corporation is a publicly traded company (NYSE: ATO); its largest reported holder is BlackRock, with 8.7% on Schedule 13G/A of July 27, 2026, then Vanguard (7.53%). The largest insider holding is John K. Akers, the chief executive and president, with 183,933.676 shares (0.11% of shares outstanding), per Form 4 of November 4, 2026 (Schedule 13G/A, July 27, 2026).
Is this your company?
About to sign with, pay or invest in Atmos Energy Corporation? See the free Snapshot first.
Free to see. No signup.
Is Atmos Energy Corporation a real, registered company?
- Atmos Energy Corporation files with the SEC under CIK 731802 (its SEC filings).
- Its shares are listed under the ticker ATO on NYSE (SEC company record).
- Incorporated in Texas; business address in Dallas, Texas, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Atmos Energy Corporation in our court records and SEC 8-K records (as of 2026-11-06).
- Leadership changes: the latest reported is Kim R. Cocklin, Director (Form 8-K filed 2026-11-04). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Wellington Management (filed 2026-08-13).
Who are Atmos Energy Corporation's owners and officers?
Atmos Energy Corporation: incorporated in Texas; business address in Dallas, Texas; industry Natural Gas Distribution (Form D, 2026-11-04).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-08-13 | Wellington Management Group LLP | 5.5% |
| Schedule 13G/A, 2026-07-27 | Blackrock, Inc. | 8.7% |
| Schedule 13G/A, 2026-05-14 | Capital International Investors | 4.7% |
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 7.53% |
| Schedule 13G, 2026-04-28 | Vanguard Portfolio Management | 5.62% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2025-12-04 | Blackrock, Inc. | 10% |
| Schedule 13G/A, 2025-11-12 | Wellington Management Group LLP | 6.5% |
| Schedule 13G/A, 2025-08-14 | T. Rowe Price Associates, Inc. | 4.9% |
Questions about who owns Atmos Energy Corporation
Who owns Atmos Energy Corporation?
On this page, 4 holders' latest ownership filings report 5% or more of Atmos Energy Corporation: Blackrock, Inc. (8.7%, Schedule 13G/A, filed 2026-07-27), Vanguard Capital Management (7.53%, Schedule 13G, filed 2026-04-29), Vanguard Portfolio Management (5.62%, Schedule 13G, filed 2026-04-28) and Wellington Management Group LLP (5.5%, Schedule 13G/A, filed 2026-08-13).
Who are the largest shareholders of Atmos Energy Corporation?
By the share each holder's latest filing reports, the largest holders of Atmos Energy Corporation on this page are Blackrock, Inc. (8.7%), Vanguard Capital Management (7.53%) and Vanguard Portfolio Management (5.62%).
When did Blackrock, Inc. buy into Atmos Energy Corporation?
The filings give report dates, not purchase dates. The earliest filing from Blackrock, Inc. on this page is the Schedule 13G/A, filed 2025-12-04, reporting 10%; its latest, Schedule 13G/A filed 2026-07-27, reports 8.7%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 9 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Want the whole picture on Atmos Energy Corporation?
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
A Full Report on Atmos Energy Corporation: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on Atmos Energy Corporation covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
16 cited sources found
Plus the sections for what you are deciding, which you pick after ordering.
A real finished report, first screen. Opens in a new tab.
| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-11-04 | Kim R. Cocklin | Director | departed |
Which insiders own Atmos Energy Corporation shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chief executive and president: 183,933.676 shares (0.11% of shares outstanding), 170,591.199 held directly and 13,342.477 indirectly (Form 4, 2026-11-04).
- , a director: 173,713.6 shares (0.10% of shares outstanding) (Form 4, 2026-03-10).
- , a director: 81,980 shares (0.05% of shares outstanding) (Form 4, 2025-02-06).
- , the president and chief financial officer: 71,094.627 shares (0.04% of shares outstanding), 69,638.706 held directly and 1,455.92 indirectly (Form 4, 2026-11-04).
- , the senior vice president and utility operations: 44,018.933 shares (0.03% of shares outstanding), 41,829.882 held directly and 2,189.051 indirectly (Form 4, 2026-11-04).
Shares outstanding: 168,988,553 as of 2026-07-31, from the company's latest SEC cover page.
How much has Atmos Energy Corporation raised?
No fundraising or offering filing from Atmos Energy Corporation is on file with us.
Keep reading
More on Atmos Energy Corporation and the records around it.
Atmos Energy Corporation elsewhere on the record
- 5%+ stake filings Aug 2026
- Leadership changes Aug 2026
Companies that share a holder
- Capital International Investors also filed stake reports on 96 other companies: Aurora Innovation, Inc. (Nov 2026), Arxis, Inc. (Aug 2026), Astronics Corp. (Aug 2026)
- T. Rowe Price Associates, Inc. also filed stake reports on 191 other companies: PACIFIC BIOSCIENCES OF CALIF (Nov 2026), APARTMENT INVT & MGMT CO -A (Oct 2026), BETA BIONICS INC (Oct 2026)
- Wellington Management Group LLP also filed stake reports on 240 other companies: Hub Group, Inc. (Oct 2026), Latham Group, Inc. (Oct 2026), Redwood Trust, Inc. (Oct 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
https://mentionfox.com/who-owns/atmos-energy