0001610717-23-000298.txt : 20230922 0001610717-23-000298.hdr.sgml : 20230922 20230922191512 ACCESSION NUMBER: 0001610717-23-000298 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230920 FILED AS OF DATE: 20230922 DATE AS OF CHANGE: 20230922 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: 231272760 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 STATE OF INCORPORATION: DE 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 X0508 4 2023-09-20 0001501989 CytomX Therapeutics, Inc. CTMX 0001918615 Landau Jeffrey B C/O CYTOMX THERAPEUTICS, INC. 151 OYSTER POINT BLVD., SUITE 400 SOUTH SAN FRANCISCO CA 94080 true Chief Business Officer false Common Stock 2023-09-20 4 A 0 11250 0 A 80498 D Common Stock 2023-09-22 4 S 0 4119 1.3003 D 76379 D Common Stock 4500 I Fidelity Traditional IRA Common Stock 3180 I Schwab ROTH IRA Represents Performance Stock Units ("PSUs") initially granted on October 24, 2021 that were subject to a performance-based vesting condition. The second milestone vesting condition was determined to be satisfied upon which the remaining 50% of the PSUs vested. Includes 52,205 restricted stock units. The shares were sold solely to satisfy tax or other government withholding obligations in connection with the vesting of PSUs. /s/ Lloyd Rowland, as Attorney-in-Fact for Jeffrey B Landau 2023-09-22