Form 4 Filing for California BanCorp (BCAL)

This Form 4 filing reports transactions by Liska Martin, EVP / Chief Risk Officer of California BanCorp (BCAL). On April 10, 2026, Martin transferred 3,674 shares of Common Stock out of a direct ownership (transaction code J, disposed code D), resulting in 19,671 shares held directly. Concurrently, the same number of shares (3,674) were acquired indirectly into the MACH4 Trust (transaction code J, acquired code A), with post-transaction indirect ownership of 34,585 shares. Both transactions are noted with footnote F1, indicating shares were transferred to the Reporting Person's living trust account. The reporting owner is Martin Liska, with the filing signed by Manisha Merchant, by POA for Martin Liska.