Atmos Energy Corp: issues $700,000,000 of 6.000% notes due 2036

What happened

• Atmos Energy Corporation filed an 8-K reporting that on Oct 9, 2026 it completed a public offering of $700,000,000 aggregate principal amount of its 6.000% Senior Notes due 2036.
• The offering was registered under the Securities Act pursuant to Atmos Energy’s Form S-3 (Reg. No. 333-283563) and the prospectus supplement dated Oct 6, 2026 (filed pursuant to Rule 424(b) on Oct 8, 2026). Atmos Energy received net proceeds of approximately $691,400,000.
• The Notes were issued pursuant to the indenture dated Mar 26, 2009, between Atmos Energy and U.S. Bank Trust Company, National Association, as trustee, and an officers’ certificate delivered under the indenture; the Notes are represented by two global securities executed on Oct 9, 2026.

Key details

• Aggregate principal amount: $700,000,000; net proceeds: approximately $691,400,000.
• Interest rate: 6.000% per year, payable May 15 and Nov 15, beginning May 15, 2027; maturity date: Nov 15, 2036.
• Notes are unsecured senior obligations ranking equally in right of payment with Atmos Energy’s other existing and future unsubordinated debt; Atmos Energy may redeem the Notes at its option at redemption prices calculated under the indenture.
• The indenture includes covenants limiting certain liens, sale-leaseback transactions, mergers/consolidations and sales of substantially all assets, and provides for events of default and remedies.

Why it may matter

• Item reported: Item 1.01, entry into a material definitive agreement, covering the issuance of debt securities under an existing indenture and related officers’ certificate and global securities. This item describes the terms of the Notes, how they rank, payment and redemption provisions, covenants and events of default.
• This filing does not show why the company acted.