X0306 4 2022-05-26 0 0001689657 Berkeley Lights, Inc. BLI 0001256946 KHANDROS IGOR Y C/O BERKELEY LIGHTS, INC. 5858 HORTON STREET, SUITE 320 EMERYVILLE CA 94608 1 0 1 0 Common Stock 2022-05-26 4 A 0 19565 0 A 9005863 D Stock Option (Right to Buy) 4.60 2022-05-26 4 A 0 32258 0 A 2032-05-25 Common Stock 32258 32258 D Represents an award of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest on May 26, 2023. Consists of (i) 8,840,449 shares held by the Khandros-Bloch Revocable Trust U/A/D 1/24/1997 ("Revocable Trust"), (ii) 19,565 restricted stock units held by the Revocable Trust, (iii) 100,757 shares held by the Khandros 2018 3-Year GRAT (the "Khandros GRAT"), and (iv) 100,757 shares held by the Bloch 2018 3-Year GRAT (the "Bloch GRAT," and together with the Khandros GRAT, the "GRATs"). As co-trustee of the Revocable Trust and the GRATs, Dr. Khandros may be deemed to beneficially own the shares held by the Revocable Trust and the GRATs. Dr. Khandros disclaims beneficial ownership of the shares held by the Revocable Trust and the GRATs except to the extent of his pecuniary interest therein. The stock options will fully vest on May 26, 2023. /s/ Christine Nassi, Attorney-in-fact for Igor Khandros 2022-08-01