8-KOther EventsExhibits & Filings

ATMOS ENERGY CORP 8-K Report, Corporate Update (Oct 1, 2025)

Filed October 1, 2025For Securities:ATO

Summary

Atmos Energy Corporation (ATO) has announced the successful completion of a $600 million underwritten public offering of its 5.450% Senior Notes due 2056. The offering, which was registered under the Securities Act of 1933, is expected to yield net proceeds of approximately $589.8 million after accounting for underwriting discounts and offering expenses. The transaction is set to close around October 1, 2025, subject to standard closing conditions. These new notes will be issued under the existing indenture dated March 26, 2009, and will be governed by an Officers' Certificate to be dated October 1, 2025. The proceeds from this debt issuance will provide Atmos Energy with additional capital, which investors should monitor for its deployment towards strategic initiatives, infrastructure investments, or refinancing existing obligations. The company has also filed necessary legal opinions and consents as exhibits to this report.

Key Highlights

  • 1Atmos Energy successfully priced a $600 million public offering of 5.450% Senior Notes due 2056.
  • 2The net proceeds expected from the offering are approximately $589.8 million.
  • 3The offering is expected to close on or about October 1, 2025.
  • 4The notes are registered under the Securities Act of 1933 via a Form S-3 registration statement.
  • 5The debt issuance is governed by an existing indenture and a forthcoming Officers' Certificate.
  • 6Legal opinions and consents from Gibson, Dunn & Crutcher LLP and Hunton Andrews Kurth LLP have been filed as exhibits.

Frequently Asked Questions

This 8-K filing announces the details of Atmos Energy's underwritten public offering of $600 million in Senior Notes due 2056, including the underwriting agreement, expected proceeds, and closing date.

Atmos Energy expects to receive net proceeds of approximately $589.8 million from the offering, after deducting underwriting discounts and estimated offering expenses.

The offering is expected to close on or about October 1, 2025, contingent upon the satisfaction of customary closing conditions.

The Notes will be issued under the existing indenture dated March 26, 2009, and will be modified by an Officers' Certificate to be dated October 1, 2025. They will be represented by global securities.