Company: AWK
Filing Date: 2025-12-17
Form Type: S-4
Source: 0001193125-25-321389
Chunk: 5

Company: American Water Works Company, Inc.
Filing Date: 2025-12-17
Form: S-4
Chunk 5
---
 special meeting (or any adjournment or postponement thereof) to approve the merger agreement proposal, or to ensure that any supplement or amendment to the accompanying joint proxy statement/prospectus
is timely provided to Essential shareholders, which is referred to as the Essential adjournment proposal. The Essential board of directors hasdetermined that it is advisable, fair to, and in the best interests of Essential and its shareholders to enter into the merger agreement and to consummate the transactions contemplated by the merger agreement, including the merger, and unanimously approved, adopted, and declared advisable the merger agreement, and unanimouslyrecommends that Essential shareholders vote“FOR”the merger agreement proposal,“FOR”the merger-related compensation proposal, and“FOR”the Essential adjournment proposal.

The accompanying joint proxy statement/prospectus contains detailed
information about American Water, Essential, the merger agreement, and the transactions contemplated by the merger agreement. In particular, see “Risk Factors” beginning on page 35. A copy of the merger
agreement is attached as Annex A to the accompanying joint proxy statement/prospectus and is incorporated by reference therein. We encourage you to read the accompanying joint proxy statement/prospectus and its annexes, including the merger
agreement, carefully and in their entirety. You may also obtain information about American Water and Essential from the U.S. Securities and Exchange Commission.

Your vote is very important regardless of the number of shares of American Water common stock or Essential common stock that you own. The merger cannot be completed unless American Water shareholders approve the share issuance proposal and Essential shareholders approve the merger agreement proposal. Whether or not you plan to virtually attend your company’s special meeting of shareholders, please submit your proxy as soon as possible to make sure that your shares are represented at that meeting.

| John C. Griffith President and Chief Executive          
 Officer and Director American Water Works Company, Inc. |     | Christopher H. Franklin Chairman, President and   
 Chief Executive Officer Essential Utilities, Inc. |

Neither the U.S. Securities and Exchange Commission nor any state securities commission has approved or disapproved of the merger or the other transactions described in the accompanying joint proxy statement/prospectus or the securities to be issued in connection with the merger or determined if the accompanying joint proxy statement/prospectus is accurate or complete. Any representation to the contrary is a criminal offense. The accompanying joint proxy statement/prospectus is dated [ ], 202[ ] and is first being sent or given to shareholders of American Water and Essential on or about [ ],