Sec Form 3 Filing - Rainer David I @ Southern California Bancorp \ CA - 2023-05-10

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Rainer David I 2. Issuer Name and Ticker or Trading Symbol Southern California Bancorp \ CA [ BCAL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) CEO/Chairman (Last) (First) (Middle) C/O SOUTHERN CALIFORNIA BANCORP, 355 S. GRAND AVE STE 1200 3. Date of Earliest Transaction (MM/DD/YY) 05/10/2023 (Street) LOS ANGELES, CA90071 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 125,001 I DAVID AND ANNE RAINER TRUST U/A DTD 05/07/1997 Common Stock 392,722 ( 1 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Rainer David I C/O SOUTHERN CALIFORNIA BANCORP 355 S. GRAND AVE STE 1200 LOS ANGELES, CA90071 X CEO/Chairman Signatures Manisha Merchant, by POA for David Rainer 05/10/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes 172,799 restricted stock units ("RSUs"), granted to the Reporting Person as follows: (A) On March 1, 2023, the Reporting Person was granted RSUs representing 15,442 shares that will be issued upon vesting and will vest annually, in substantially equal installments, over a two-year period beginning on March 1, 2024; (B) On March 29, 2022, Reporting Person was granted RSUs, of which 16,181 shares remain to be issued upon vesting and will vest on March 29, 2024; and (C) On November 5, 2020, the Reporting Person was granted RSUs representing 141,176 shares that will be issued upon vesting and will vest annually, in substantially equal installments, over a two-year period beginning on December 1, 2024.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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