<SEC-DOCUMENT>0001104659-21-146421-index.html : 20211203 <SEC-HEADER>0001104659-21-146421.hdr.sgml : 20211203 <ACCEPTANCE-DATETIME>20211203171333 ACCESSION NUMBER: 0001104659-21-146421 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211202 FILED AS OF DATE: 20211203 DATE AS OF CHANGE: 20211203 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Burns John Thomas CENTRAL INDEX KEY: 0001568734 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33958 FILM NUMBER: 211471095 MAIL ADDRESS: STREET 1: 16760 SW UPPER BOONES FERRY RD STREET 2: SUITE 101 CITY: PORTLAND STATE: X1 ZIP: 97224 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SELLAS Life Sciences Group, Inc. CENTRAL INDEX KEY: 0001390478 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 7 TIMES SQUARE STREET 2: SUITE 2503 CITY: NEW YORK STATE: NY ZIP: 10036 BUSINESS PHONE: 6462005278 MAIL ADDRESS: STREET 1: 7 TIMES SQUARE STREET 2: SUITE 2503 CITY: NEW YORK STATE: NY ZIP: 10036 FORMER COMPANY: FORMER CONFORMED NAME: Galena Biopharma, Inc. DATE OF NAME CHANGE: 20110926 FORMER COMPANY: FORMER CONFORMED NAME: RXi Pharmaceuticals Corp DATE OF NAME CHANGE: 20110926 FORMER COMPANY: FORMER CONFORMED NAME: GALENA BIOPHARMA, INC. DATE OF NAME CHANGE: 20110922 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>tm2134552-4_4seq1.xml <DESCRIPTION>OWNERSHIP DOCUMENT <TEXT> Document 1 - file: tm2134552-4_4seq1.html
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