Company: MCHB
Filing Date: 2025-07-15
Form Type: S-4/A
Source: 0001140361-25-025920
Chunk: 7

Company: Mechanics Bancorp
Filing Date: 2025-07-15
Form: S-4/A
Chunk 7
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 merger or determined if this document is accurate or complete. Any representation to the contrary is a criminal offense. The securities to be issued in the merger are not savings or deposit accounts or other obligations of any bank or non-bank subsidiary of either HomeStreet or Mechanics, and they are not insured by the Federal Deposit Insurance Corporation or any other governmental agency. The accompanying proxy statement/prospectus/consent solicitation statement is dated [ ], 2025, and is first being mailed to HomeStreet shareholders on or about [ ], 2025.

TABLE OF CONTENTS

NOTICE OF THE HOMESTREET SPECIAL MEETING TO BE HELD ON AUGUST 21, 2025,10:00 A.M., PACIFIC TIME VIRTUAL MEETING ONLY – NO PHYSICAL MEETING LOCATION To the Shareholders of HomeStreet, Inc.: We are pleased to invite you to a special meeting of shareholders, which we refer to as the HomeStreet special meeting, of HomeStreet, Inc. (which we refer to as “HomeStreet” and references to “we,” “us,” and “our” for purposes of this notice refer to HomeStreet), to be held via webcast at www.virtualshareholdermeeting.com/HMST2025SM on August 21, 2025 at 10:00 AM Pacific Time, for the following purposes:

| 1. | To consider and vote on proposal to approve the amendment of HomeStreet’s articles of incorporation, in the form attached asAnnex Bto the proxy statement/prospectus/consent solicitation statement of which this notice is a part, required in connection with the Agreement and Plan of Merger, dated as of March 28, 2025, as it may be amended from time to time, by and among Mechanics Bank, HomeStreet and HomeStreet Bank, which we refer to as the “merger agreement,” a copy of which is included asAnnex Ato this proxy statement/prospectus/consent solicitation statement, to, among other things, (i) change the name of HomeStreet from “HomeStreet Inc.” to “Mechanics Bancorp”, (ii) increase the number of authorized shares of HomeStreet common stock from 160,000,000 to 1,900,000,000 and HomeStreet preferred stock from 10,000 to 120,000 and (iii) authorize the issuance of two (2) classes of HomeStreet common stock, 1,897,500,000 shares of which will