0001104659-19-047283.txt : 20190826 0001104659-19-047283.hdr.sgml : 20190826 20190826161720 ACCESSION NUMBER: 0001104659-19-047283 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190820 FILED AS OF DATE: 20190826 DATE AS OF CHANGE: 20190826 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Wedell-Wedellsborg Johan CENTRAL INDEX KEY: 0001753185 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-38650 FILM NUMBER: 191053126 MAIL ADDRESS: STREET 1: RUNGSTED STRANDVEJ 113 CITY: RUNGSTED KYST STATE: G7 ZIP: 2960 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/A 1 a4a.xml 4/A X0306 4/A 2019-08-20 2019-08-22 0 0001722964 Y-mAbs Therapeutics, Inc. YMAB 0001753185 Wedell-Wedellsborg Johan C/O WECO GROUP A/S RUNGSTED STRANDVEJ 113 RUNGSTED KYST G7 2960 DENMARK 1 0 1 0 Common Stock 2019-08-20 4 S 0 108128 27.42 D 715264 I By Weco Group A/S Common Stock 2019-08-21 4 S 0 60116 27.83 D 655148 I By Weco Group A/S Common Stock 5010000 I By WG Biotech ApS Reporting Person is the majority owner of Weco Group A/S and as such has sole voting and dispositive power with respect to such shares. Reporting Person is the majority owner of WG Biotech ApS and as such has sole voting and dispositive power with respect to such shares. /s/ Johan Wedell-Wedellsborg 2019-08-26