Company: MCHB
Filing Date: 2025-07-15
Form Type: S-4/A
Source: 0001140361-25-025920
Chunk: 696

Company: Mechanics Bancorp
Filing Date: 2025-07-15
Form: S-4/A
Chunk 696
---
Street, HomeStreet Bank, Mechanics Bank, any of their respective shareholders, or relating to or arising out of or as a consequence of the Transaction or any related transactions, including whether or not the Transaction would qualify as a tax-free reorganization for United States federal income tax purposes.

<div align='center'>E-4</div>

TABLE OF CONTENTS

The Board of Directors – HomeStreet, Inc. March 28, 2025 Page 5 of 5 This opinion is for the information of, and is directed to, the Board (in its capacity as such) in connection with its consideration of the financial terms of the Transaction. This opinion does not constitute a recommendation to the Board as to how it should vote on the Transaction, or to any HomeStreet shareholder or any shareholder of any other entity as to how to vote in connection with the Transaction or any other matter, nor does it constitute a recommendation regarding whether or not any such shareholder should enter into a voting, shareholders’, or affiliates’ agreement with respect to the Transaction or exercise any dissenters’ or appraisal rights that may be available to such shareholder. This opinion has been reviewed and approved by our Fairness Opinion Committee in conformity with our policies and procedures established under the requirements of Rule 5150 of the Financial Industry Regulatory Authority. Based upon and subject to the foregoing, it is our opinion that, as of the date hereof, the Merger Consideration in the Transaction is fair, from a financial point of view, to HomeStreet.

| Very truly yours,             |
| Keefe, Bruyette & Woods, Inc. |

E-5

#### TABLE OF CONTENTS

#### Annex F
EXECUTION VERSION

### VOTING AND SUPPORT AGREEMENT
This VOTING AND SUPPORT AGREEMENT, dated as of March 28, 2025 (this “ Agreement ”), is made by and among (1) HomeStreet, Inc., a Washington corporation (“ Parent ”), (2) EB Acquisition Company LLC and EB Acquisition Company II LLC (together, the “ Acquisition Entities ”) and (3) Ford Financial Fund II, L.P. and Ford Financial Fund III, L.P. (together, the “ Fund Entities ”) (together, the “ Parties ” and each a “ Party ”).

### W I T N E S E T H
WHEREAS, on March 28, 2025, Parent, HomeStreet Bank, a Washington state-chartered commercial bank and a direct and wholly owned subsidiary of Parent (“ Parent