0001140361-23-012615.txt : 20230320 0001140361-23-012615.hdr.sgml : 20230320 20230320184329 ACCESSION NUMBER: 0001140361-23-012615 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230316 FILED AS OF DATE: 20230320 DATE AS OF CHANGE: 20230320 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Landau Jeffrey B CENTRAL INDEX KEY: 0001918615 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37587 FILM NUMBER: 23747457 MAIL ADDRESS: STREET 1: C/O CYTOMX THERAPEUTICS, INC. STREET 2: 151 OYSTER POINT BLVD., SUITE 400 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CytomX Therapeutics, Inc. CENTRAL INDEX KEY: 0001501989 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 273521219 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 151 OYSTER POINT BLVD. STREET 2: SUITE 400 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 BUSINESS PHONE: 650.515.3185 MAIL ADDRESS: STREET 1: 151 OYSTER POINT BLVD. STREET 2: SUITE 400 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 4 1 form4.xml X0407 4 2023-03-16 0001501989 CytomX Therapeutics, Inc. CTMX 0001918615 Landau Jeffrey B C/O CYTOMX THERAPEUTICS, INC. 151 OYSTER POINT BLVD., STE. 400 SOUTH SAN FRANCISCO CA 94080 true Chief Financial Officer false Common Stock 2023-03-16 4 S 0 1477 1.9792 D 69248 D Common Stock 4500 I Fidelity Traditional IRA Common Stock 3180 I Schwab ROTH IRA The shares were sold solely to satisfy tax or other government withholding obligations in connection with the vesting of restricted stock units. Includes 52,205 restricted stock units. /s/ Lloyd Rowland, as Attorney-in-Fact for Jeffrey B Landau 2023-03-20