144 0001227886 XXXXXXXX LIVE 0001581280 Twist Bioscience Corp 001-38720 681 GATEWAY BLVD. SOUTH SAN FRANCISCO CA 94080 800-719-0671 CHESS ROBERT Director Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

3504 181696.22 59356440 12/05/2024 NASDAQ Common 12/05/2024 Options Granted 09/29/2017 Issuer N 3504 12/05/2024 Cash N Robert Chess

681 Gateway Blvd South San Francisco CA 94080

Common 11/11/2024 3600 170138.88 12/05/2024 08/12/2024 /s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Robert B. Chess