| Explanation of Responses: |
| (1) | Each restricted stock unit converts into one share of DHI common stock. |
| (2) | On April 20, 2021, the reporting person was granted 2,720 restricted stock units, vesting in five annual installments beginning April 20, 2022. |
| (3) | On April 20, 2023, the reporting person was granted 695 restricted stock units, vesting in five annual installments beginning April 20, 2024. |
