Company: AWK
Filing Date: 2025-03-27
Form Type: DEF 14A
Source: 0001193125-25-064607
Chunk: 65

Company: American Water Works Company, Inc.
Filing Date: 2025-03-27
Form: DEF 14A
Chunk 65
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 the 2024 Form 10-Kfor the assumptions that were made in determining grant date fair values of the PSU and RSU awards.

| 46 |     | AMERICAN WATER | 2025 PROXY STATEMENT |

The following table shows the fair value of the PSU awards at the grant date, assuming the highest level of performance was achieved:

| Name               |     | Grant Date Fair Value 
 2024                  |   |           |     | 2023 |   |           |     | 2022 |   |           |
|:-------------------|:----|:----------------------|:--|----------:|:----|:-----|:--|----------:|:----|:-----|:--|----------:|
| M. Susan Hardwick  |     |                       | $ | 6,826,828 |     |      | $ | 6,516,434 |     |      | $ | 5,734,170 |
| John C. Griffith   |     |                       | $ | 3,463,446 |     |      | $ | 2,639,074 |     |      | $ | 2,537,560 |
| David M. Bowler    |     |                       | $ |   843,194 |     |      | $ |         — |     |      | $ |         — |
| Cheryl Norton      |     |                       | $ | 2,139,178 |     |      | $ | 1,870,702 |     |      | $ | 1,569,680 |
| Melanie M. Kennedy |     |                       | $ |   792,990 |     |      | $ |   765,236 |     |      | $ |   767,000 |
| Stacy A. Mitchell  |     |                       | $ |   804,372 |     |      | $ |         — |     |      | $ |         — |

| (3) | The amounts shown in this column constitute payments under the APP with respect to each performance year, which are generally paid in March of the next calendar year. The following NEOs deferred a portion of their APP payment with respect to 2024 under the Employee Deferred Compensation Plan: Ms. Hardwick—$109,892; Mr. Griffith—$80,181; Mr. Bowler—$71,623; and Ms. Kennedy—$38,555. |

| (4) | The