Company: MCHB
Filing Date: 2025-07-16
Form Type: 424B3
Source: 0001140361-25-026051
Chunk: 688

Company: Mechanics Bancorp
Filing Date: 2025-07-16
Form: 424B3
Chunk 688
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 have acted exclusively for the board of directors of HomeStreet (the “Board”) in rendering this opinion and will receive a fee from HomeStreet for our services. A portion of our fee is payable upon the rendering of this opinion, and a significant portion is contingent upon the successful completion of the Transaction. In addition, HomeStreet has agreed to indemnify us for certain liabilities arising out of our engagement.

Other than in connection with this present engagement, in the past two years, KBW has not provided investment banking or financial advisory services to HomeStreet. In the past two years, KBW has not provided investment banking

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#### TABLE OF CONTENTS
The Board of Directors – HomeStreet, Inc.

March 28, 2025

Page 2 of 5

or financial advisory services to Mechanics Bank. We may in the future provide investment banking and financial advisory services to HomeStreet, Mechanics Bank or their respective affiliates and receive compensation for such services.

In connection with this opinion, we have reviewed, analyzed and relied upon material bearing upon the financial and operating condition of HomeStreet and Mechanics Bank and bearing upon the Transaction, including among other things, the following: (i) an execution version of the Agreement dated March 28, 2025; (ii) the audited financial statements and Annual Reports on Form 10-K for the three fiscal years ended December 31, 2024 of HomeStreet; (iii) the audited financial statements for the three fiscal years ended December 31, 2024 of Mechanics Bank; (iv) certain regulatory filings of HomeStreet and Mechanics Bank and their respective subsidiaries, including as applicable, the quarterly or semi-annual reports on Form FR Y-9C or Form FR Y-9SP and the quarterly call reports required to be filed (as the case may be) with respect to each quarter during the three-year period ended December 31, 2024; (v) certain other interim reports and other communications of HomeStreet and Mechanics Bank to their respective shareholders; and (vi) other financial information concerning the businesses and operations of HomeStreet and Mechanics Bank furnished to us by HomeStreet and Mechanics Bank or that we were otherwise directed to use for purposes of our analyses. Our consideration of financial information and other factors that we deemed appropriate under the circumstances or relevant to our analyses included, among others, the following: (i) the historical and current financial position and results of operations of HomeStreet and Mechanics Bank; (ii) the