Atmos Energy Senior Advisor Karen Hartsfield's Stock Transactions and RSU Vesting

This Form 4 filing reports transactions by Karen E. Hartsfield, Senior Advisor at Atmos Energy Corporation, on May 2, 2026. The filing shows two significant events: first, the vesting and delivery of 2,815 restricted stock units (RSUs) that converted to common stock at $0 cost, with the RSUs having vested three years from their grant date. Second, Hartsfield acquired 2,815 shares of common stock at $189.74 per share through this RSU conversion. Additionally, 1,042 shares were disposed of at $189.74 per share to cover tax withholding obligations under the company's 1998 Long-Term Incentive Plan. Following these transactions, Hartsfield directly owns 32,985.7159 shares and holds 1,873.8666 shares indirectly through the Atmos Energy Retirement Savings Plan and Trust. The filing also notes 4,195 RSUs remain outstanding after the transaction.