Mechanics Bancorp — Director's Dealing 2026

Jan 6, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Mechanics Bancorp (MCHB)
CIK: 0001518715
Period of Report: 2025-09-02

Reporting Person: Shrader Glenn C (EVP & General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-26	Class A Common Stock	A	11636	—	Acquired	11636	Direct
2025-12-31	Class A Common Stock	F	1041	$14.63	Disposed	10595	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-09-02	Incentive Units - Deferred	$	A	19452	Acquired		Class A Common Stock (19452)	Direct
2025-09-02	Incentive Units - Not Deferred (2022)	$	A	2980	Acquired		Class A Common Stock (2980)	Direct
2025-09-02	Incentive Units - Not Deferred (2023)	$	A	3439	Acquired		Class A Common Stock (3439)	Direct
2025-09-02	Incentive Units - Not Deferred (2024)	$	A	7495	Acquired		Class A Common Stock (7495)	Direct

Footnotes

F1: As consideration in the merger of HomeStreet Bank, a wholly owned subsidiary of Issuer, with and into Mechanics Bank ("MB"), pursuant to the which MB continued as the surviving corporation and as a wholly owned subsidiary of Issuer (the "Merger"), (i) each share of MB voting common stock converted into the right to receive 3,301.0920 shares of Issuer Class A Common Stock, which, on the effective date of the Merger, had a closing price of $13.87 per share, (ii) each MB restricted stock unit of the Reporting Person converted into restricted stock units of Issuer for the right to receive 3,301.0920 shares of Issuer Class A Common Stock, and (iii) each MB incentive unit of the Reporting Person converted into incentive units of Issuer of the economic equivalent of 3,301.0920 shares of Issuer Class A Common Stock.

F2: Each incentive unit is the economic equivalent of one share of Issuer Class A Common Stock.

F3: The Reporting Person has elected to defer payment on such incentive units until the earlier of (i) the retirement or termination of the Reporting Person, or (ii) a change in control of Issuer.

F4: Includes 281 incentive units acquired on December 15, 2025 pursuant to dividend reinvestment.

F5: The incentive units vest on February 15, 2026.

F6: The incentive units vest in two equal annual installments beginning February 15, 2026.

F7: The incentive units vest in three equal annual installments beginning February 15, 2026.