0001610717-23-000420.txt : 20231222 0001610717-23-000420.hdr.sgml : 20231222 20231222161146 ACCESSION NUMBER: 0001610717-23-000420 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231220 FILED AS OF DATE: 20231222 DATE AS OF CHANGE: 20231222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ROWLAND LLOYD A CENTRAL INDEX KEY: 0001236395 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37587 FILM NUMBER: 231509906 MAIL ADDRESS: STREET 1: AMYLIN PHARMACEUTICALS INC STREET 2: 9360 TOWNE CENTRE DR CITY: SAN DIEGO STATE: CA ZIP: 92121 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CytomX Therapeutics, Inc. CENTRAL INDEX KEY: 0001501989 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences 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 2023-12-20 0001501989 CytomX Therapeutics, Inc. CTMX 0001236395 ROWLAND LLOYD A C/O CYTOMX THERAPEUTICS, INC. 151 OYSTER POINT BLVD., STE. 400 SOUTH SAN FRANCISCO CA 94080 true General Counsel false Common Stock 2023-12-20 4 S 0 4077 1.3807 D 97996 D The shares were sold solely to satisfy tax or other government withholding obligations in connection with the vesting of PSUs previously reported on December 19, 2023. Includes 41,875 restricted stock units. /s/ Lloyd Rowland 2023-12-22