Company: MCHB
Filing Date: 2025-07-15
Form Type: S-4/A
Source: 0001140361-25-025920
Chunk: 791

Company: Mechanics Bancorp
Filing Date: 2025-07-15
Form: S-4/A
Chunk 791
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 this Agreement by each of the parties hereto, this Agreement shall become effective on the Effective Date; provided , that if the Merger Agreement is terminated, this Agreement shall automatically terminate and be null and void and of no effect, and the Shareholders Agreement shall remain in full force and effect subject to the terms thereof.

<div align='center'>[ Signature Pages Follow ]

H-29</div>

TABLE OF CONTENTS

IN WITNESS WHEREOF, each of the undersigned has executed this Agreement or caused this Agreement to be executed on its behalf as of the date first written above.

| HOMESTREET, INC. |     |                                            |
| By:              |     | /s/ Mark Mason                             |
| Name:            |     | Mark Mason                                 |
| Title:           |     | Chairman of the Board of Directors and CEO |

| MECHANICS BANK |     |                                    |
| By:            |     | /s/ Carl B. Webb                   |
| Name:          |     | Carl B. Webb                       |
| Title:         |     | Chairman of the Board of Directors |

[Signature Page to Registration Rights Agreement] H-30

TABLE OF CONTENTS

| EB ACQUISITION COMPANY LLC    |     |                  |     |                   |
| By:                           |     | /s/ Carl B. Webb |     |                   |
|                               |     | Name:            |     | Carl B. Webb      |
|                               |     | Title:           |     | Authorized Person |
| EB ACQUISITION COMPANY II LLC |     |                  |     |                   |
| By:                           |     | /s/ Carl B. Webb |     |                   |
|                               |     | Name:            |     | Carl B. Webb      |
|                               |     | Title:           |     | Authorized Person |

[Signature Page to Registration Rights Agreement] H-31

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| Solely with respect to Section 7.4 through Section 7.14: |     |                                                   |     |                                  |
| FORD FINANCIAL FUND II, L.P.                             |     |                                                   |     |                                  |
| By:                                                      |     | Ford Management II, LLC                           |     |                                  |
|                                                          |     | Its General Partner                               |     |                                  |
|                                                          |     | By:                                               |     | Ford Ultimate Management II, LLC |
|                                                          |     |                                                   |     | Its General Partner              |
| By