0001104659-20-060887.txt : 20200513 0001104659-20-060887.hdr.sgml : 20200513 20200513163045 ACCESSION NUMBER: 0001104659-20-060887 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200512 FILED AS OF DATE: 20200513 DATE AS OF CHANGE: 20200513 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ahmed Mahiuddin CENTRAL INDEX KEY: 0001799304 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38650 FILM NUMBER: 20873594 MAIL ADDRESS: STREET 1: C/O Y-MABS THERAPEUTICS, INC. STREET 2: 230 PARK AVENUE, SUITE 3350 CITY: NEW YORK STATE: NY ZIP: 10169 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Y-mAbs Therapeutics, Inc. CENTRAL INDEX KEY: 0001722964 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 474619612 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 750 THIRD AVENUE STREET 2: 9TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-847-9841 MAIL ADDRESS: STREET 1: 750 THIRD AVENUE STREET 2: 9TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 4 1 a4.xml 4 X0306 4 2020-05-12 0 0001722964 Y-mAbs Therapeutics, Inc. YMAB 0001799304 Ahmed Mahiuddin C/O Y-MABS THERAPEUTICS, INC. 230 PARK AVENUE, SUITE 3350 NEW YORK NY 10169 0 1 0 0 Sr. VP and CSO Common Stock 2020-05-12 4 S 0 20000 39.1888 D 240000 D This transaction was executed in multiple trades at prices ranging from $ 39.5500 to $ 38.2300. The price reported reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. /s/ Ahmed Mahiuddin 2020-05-13