Welcome to our dedicated page for Atmos Energy SEC filings (Ticker: ATO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Atmos Energy Corporation (NYSE: ATO) SEC filings page provides access to the company’s official regulatory documents as filed with the U.S. Securities and Exchange Commission. As a fully regulated, natural gas-only distributor and S&P 500 utility headquartered in Dallas, Texas, Atmos Energy uses these filings to report on its financial condition, governance, financing activities, and executive compensation.
Key filings for Atmos Energy include annual reports on Form 10-K and quarterly reports on Form 10-Q, which present detailed information about its natural gas distribution, transmission, and storage operations, capital expenditures, regulatory outcomes, and risk factors. Current reports on Form 8-K disclose material events such as earnings releases, senior note offerings, and other significant corporate actions, including public offerings of unsecured senior notes issued under an existing indenture.
The company’s definitive proxy statement on Schedule 14A (DEF 14A) outlines board structure, director elections, committee responsibilities, and proposals submitted to shareholders, as well as extensive discussion of executive compensation, pay versus performance, and amendments to the articles of incorporation. These materials also summarize Atmos Energy’s vision to be the safest provider of natural gas services and its strategy to operate its business exceptionally well, invest in people and infrastructure, and enhance its culture.
On this page, users can review Atmos Energy’s Forms 10-K, 10-Q, 8-K, and DEF 14A as they are made available through EDGAR. AI-powered summaries help explain the contents of lengthy filings, highlight important sections such as financing transactions and governance changes, and make it easier to understand how regulatory disclosures relate to ATO stock and the company’s regulated utility business.
GARZA RAFAEL G reported acquisition or exercise transactions in this Form 4 filing.
ATMOS ENERGY CORP director Rafael G. Garza received a stock award of 60 shares of Common Stock, valued at $185.09 per share. The award was granted under the Atmos Energy Corporation 1998 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3(d). Following this grant, Garza directly holds 192 shares.
ATMOS ENERGY CORP director Edward Geiser received an equity-based award tied to the company’s stock. He acquired 175.5903 units of Phantom Deferred Compensation, each equivalent to one share of common stock, at a reference value of $185.09 per unit, bringing this phantom balance to 1,491.7505 units.
He also holds 3,062.3895 Phantom Stock Units linked to common shares. These units, granted under the 1998 Long-Term Incentive Plan and partially created by converting director fees and reinvesting dividends, are scheduled to be settled when his service on the board ends.
Atmos Energy Corporation extended the maturities of its two major revolving credit facilities. The Three Year Credit Facility, a $1.5 billion senior unsecured revolving credit facility, now matures on March 28, 2029. The Five Year Credit Facility, also a $1.5 billion senior unsecured revolving credit facility, now matures on March 28, 2031. Both maturity extensions became effective on March 27, 2026, under the existing Revolving Credit Agreements with Crédit Agricole as Administrative Agent.
Atmos Energy Corp: The Vanguard Group filed Amendment No. 13 to a Schedule 13G/A reporting 0 shares of Common Stock, representing 0% ownership as of 03/13/2026. The filing states that on January 12, 2026 Vanguard executed an internal realignment and, "in accordance with SEC Release No. 34-39538 (January 12, 1998)," certain subsidiaries will report beneficial ownership separately on a disaggregated basis. The amendment is signed by Ashley Grim, Head of Global Fund Administration, on 03/26/2026.
YOHO FRANK H reported acquisition or exercise transactions in this Form 4 filing.
ATMOS ENERGY CORP director Frank H. Yoho received a grant of 920.260 phantom stock units on the company’s common stock. Each phantom unit is equivalent to one share of common stock and was valued at $184.73 per unit for reporting purposes.
After this award, Yoho holds 9,313.2966 phantom stock units. The units were granted under the company’s 1998 Long-Term Incentive Plan and are scheduled to be settled in shares of common stock when his service on the company’s Board ends, making this a non-cash, deferred equity-based compensation grant.
ATMOS ENERGY CORP director William James Ware received a grant of phantom stock units as part of his board compensation. On the reported date, he acquired 920.2600 phantom stock units, each equivalent to one share of common stock, valued at $184.7300 per unit.
The units were awarded under the company’s 1998 Long-Term Incentive Plan and are to be settled when Ware’s service on the board ends. After this award, his reported phantom stock balance is 920.2600 units, reflecting a non-cash, long-term incentive rather than an open-market stock purchase or sale.
ATMOS ENERGY CORP director Telisa Toliver acquired 920.2600 phantom stock units as a compensation grant. Each unit is equivalent to one share of Atmos Energy common stock, so the award tracks the company’s share price but is not an open-market purchase.
The units were granted under the 1998 Long-Term Incentive Plan and are to be settled when Toliver’s service on the Board ends. After this grant, Toliver holds a total of 3050.8357 phantom stock units, reinforcing long-term, equity-linked alignment with shareholders.
QUINN NANCY K reported acquisition or exercise transactions in this Form 4 filing.
Atmos Energy Corp director Nancy K. Quinn reported a compensation-related award of 920.2600 Phantom Stock Units on common stock equivalent, valued at $184.73 per unit. These units were granted under the company’s 1998 Long-Term Incentive Plan and will be settled when she leaves the Board.
After this grant, Quinn holds a total of 67,991.0116 Phantom Stock Units directly. This is a routine equity-based award rather than an open-market buy or sell of Atmos Energy common shares.
Geiser Edward reported acquisition or exercise transactions in this Form 4 filing.
Atmos Energy Corp director Edward Geiser received a grant of 920.260 Phantom Stock Units on March 6, 2026. Each unit is equivalent to one share of Atmos Energy common stock and was awarded under the company’s 1998 Long-Term Incentive Plan. These phantom units will be settled in common stock when Geiser’s service on the board ends, and this grant brings his total phantom stock holdings to 3,050.8357 units. This is a compensation-related award rather than an open-market trade.
GARZA RAFAEL G reported acquisition or exercise transactions in this Form 4 filing.
ATMOS ENERGY CORP director Rafael G. Garza reported an award of 920.260 phantom stock units linked to Atmos common shares. The units, priced at $184.73 per unit, were granted under the 1998 Long-Term Incentive Plan and will be settled when he leaves the Board, bringing his total phantom units to 22,665.866.