Company: ATO
Filing Date: 2025-12-09
Form Type: PRE 14A
Source: 0000731802-25-000061
Chunk: 48

Company: ATMOS ENERGY CORP
Filing Date: 2025-12-09
Form: PRE 14A
Chunk 48
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8,730 |          |     |  17,720 |       |
| Karen E. Hartsfield     |     |  8,990 |          |     |  8,730 |          |     |  17,720 |       |

(a) The amounts represent performance-based RSUs, assuming the maximum level of performance, which vest at the end of each applicable three-fiscal year performance period. Although these units vest at the dates indicated in the column heading, they are not available for distribution in the form of shares until the number of units earned based on the cumulative EPS amount for the performance period, along with dividend equivalents for the performance period payable in the form of cash or additional units, is finally determined and approved by the Board at its November meeting each year.

#### 2026 Proxy Statement49
Named Executive Officer Compensation and Related Matters

#### Vested Common Stock
The following table sets forth the stock awards held by the named executive officers that vested during fiscal 2025:

#### Stock Vested for Fiscal Year 2025
|                         |     | Stock Awards(a) |        |     |             |           |
| Name                    |     | Number of       
 Shares          
 Vested(#)(b)    |        |     | Value       
 Realized on 
 Vesting     
 ($)(c)      |           |
| J. Kevin Akers          |     |                 | 52,532 |     |             | 8,777,017 |
| Christopher T. Forsythe |     |                 | 11,040 |     |             | 1,867,289 |
| Jessica W. Bateman      |     |                 |      — |     |             |         — |
| John S. McDill          |     |                 |  9,356 |     |             | 1,559,903 |
| Karen E. Hartsfield     |     |                 |  9,356 |     |             | 1,355,745 |

(a) The named executive officers elected to have vested shares withheld, in each case, to cover applicable state and federal taxes incurred, upon receipt of their vested shares. The amounts reflected in this table are not reduced for the shares withheld.

(b) Includes shares that vested during fiscal 2025 attributable to time-based RSUs as well as performance-based RSUs at the actual level of performance for the fiscal 2023-2025 performance period. For Mr. Akers, Mr. McDill, and Ms