Atmos Energy Completes $700M Public Offering of 6.000% Senior Notes Due 2036

Event Overview

On October 9, 2026, Atmos Energy Corporation (NYSE: ATO) filed a Form 8-K under Item 1.01 (Entry into a Material Definitive Agreement) announcing the closing of a public offering of $700 million aggregate principal amount of its 6.000% Senior Notes due 2036.

Key Terms of the Notes

• Issuer: Atmos Energy Corporation
• Principal Amount: $700,000,000
• Coupon / Rate: 6.000% per annum, computed on a 360-day year (twelve 30-day months)
• Public Offering Price: 99.638% of principal amount
• Net Proceeds: Approximately $691.4 million after underwriting discounts and estimated offering expenses
• Maturity Date: November 15, 2036
• Interest Payment Dates: Semi-annually in arrears on May 15 and November 15, commencing May 15, 2027
• Record Dates: May 1 and November 1
• Ranking: Unsecured senior obligations, ranking equally with all existing and future unsubordinated debt of the company
• Optional Redemption:
  • Prior to August 15, 2036 (Par Call Date): Redeemable at a make-whole redemption price based on the Treasury Rate plus 15 basis points, plus accrued and unpaid interest.
  • On or after August 15, 2036: Redeemable at 100% of principal amount plus accrued and unpaid interest.
• Governing Law: State of New York
• Trustee: U.S. Bank Trust Company, National Association

Market and Financial Impact

This debt issuance is part of standard capital management for regulated gas utilities to fund ongoing capital expenditure programs, infrastructure investments, and general corporate purposes. Because the offering is standard-course debt financing and does not dilute existing equity, the trading significance is categorized as Low.