Sec Form 4 Filing - Joshi Mehul @ Berkeley Lights, Inc. - 2023-03-03

FORM 4 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 Joshi Mehul 2. Issuer Name and Ticker or Trading Symbol Berkeley Lights, Inc. [ BLI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) C/O BERKELEY LIGHTS, INC., 5858 HORTON STREET, SUITE 320 3. Date of Earliest Transaction (MM/DD/YY) 03/03/2023 (Street) EMERYVILLE, CA94608 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 03/03/2023 A 242,404 ( 1 ) A $ 0 529,760 D Common Stock 03/07/2023 F 14,818 ( 2 ) D $ 1.65 516,942 ( 3 ) 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 Joshi Mehul C/O BERKELEY LIGHTS, INC. 5858 HORTON STREET, SUITE 320 EMERYVILLE, CA94608 Chief Financial Officer Signatures /s/ Christine Nassi, Attorney-in-fact for Mehul Joshi 03/07/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents awards of (i) 32,404 restricted stock units in lieu of cash bonus earned for 2022, which vested in full on March 3, 2023 and were settled in shares of the Issuer's common stock upon vesting, and (ii) 210,000 restricted stock units, of which twenty-five percent will vest on February 20, 2024, with the remainder vesting in twelve equal quarterly installments on the 20th day of the second month of each quarter of the calendar year. The restricted stock units were granted pursuant to the Issuer's 2020 Incentive Award Plan. ( 2 )Reflects shares sold by the Reporting Person pursuant to a pre-determined election in order to cover tax withholding obligations incurred in connection with the vesting of restricted stock units. ( 3 )Includes 497,356 restricted stock units and 2,000 shares purchased by the Reporting Person pursuant to the Issuer's 2020 Employee Stock Purchase Plan at a price equal to 85% of the closing price of Issuer's Common Stock on March 6, 2023.

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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