Company: AWK
Filing Date: 2025-02-27
Form Type: S-3ASR
Source: 0001410636-25-000050
Chunk: 24

Company: American Water Works Company, Inc.
Filing Date: 2025-02-27
Form: S-3ASR
Chunk 24
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 corporation shall have power to purchase and maintain insurance on behalf of any person who is or was a director, officer, employee or agent of the corporation, or is or was serving at the request of the corporation as director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise against any liability asserted against such person and incurred by such person in any such capacity, or arising out of such person’s status as such, whether or not the corporation would have the power to indemnify such person against such liability under Section 145 of the DGCL.

<div align='center'>II-2</div>

## Item 16. Exhibits.
| Exhibit No. |     | Description                                                                                                                                                                                                                                        |
| 4.1         |     | Restated Certificate of Incorporation of American Water Works Company, Inc. Incorporated herein by reference to Exhibit 3.1 to American Water Works Company, Inc.’s Quarterly Report on Form 10-Q, filed on November 6, 2008 (File No. 001-34028). |
| 4.2         |     | Amended and Restated Bylaws of American Water Works Company, Inc. Incorporated herein by reference to Exhibit 3.1 to American Water Works Company, Inc.’s Current Report on Form 8-K, filed on December8, 2022(File No. 001-34028).                |
| 5.1         |     | Opinion of Jeffrey M. Taylor, Esq.                                                                                                                                                                                                                 |
| 22.1        |     | Guaranteed Securities.                                                                                                                                                                                                                             |
| 23.1        |     | Consent of PricewaterhouseCoopers LLP.                                                                                                                                                                                                             |
| 23.2        |     | Consent of Jeffrey M. Taylor, Esq. (included in Exhibit 5.1 hereto).                                                                                                                                                                               |
| 24.1        |     | Powers of Attorney (included on the signature page hereof).                                                                                                                                                                                        |
| 107.1       |     | Filing Fee Table                                                                                                                                                                                                                                   |

## Item 17. Undertakings.
(a) The undersigned registrant hereby undertakes:

(1) To file, during any period in which offers or sales are being made, a post-effective amendment to this registration statement:

(i) To include any prospectus required by Section 10(a)(3) of the Securities Act of 1933;

(ii) To reflect in the prospectus any facts or events arising after the effective date of this