<SEC-DOCUMENT>0001390478-18-000013-index.html : 20180524
<SEC-HEADER>0001390478-18-000013.hdr.sgml : 20180524
<ACCEPTANCE-DATETIME>20180524162955
ACCESSION NUMBER:		0001390478-18-000013
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20180519
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Termination of a Material Definitive Agreement
ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180524
DATE AS OF CHANGE:		20180524

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33958
		FILM NUMBER:		18858232

	BUSINESS ADDRESS:	
		STREET 1:		315 MADISON AVENUE
		STREET 2:		4TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		(813) 864-4523

	MAIL ADDRESS:	
		STREET 1:		315 MADISON AVENUE
		STREET 2:		4TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

	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>8-K
<SEQUENCE>1
<FILENAME>sls-20180524x8xklicenseagr.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: sls-20180524x8xklicenseagr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>slsexhibit20180524-101.htm
<DESCRIPTION>EXHIBIT 10.1
<TEXT>
Document 2 - file: slsexhibit20180524-101.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.2
<SEQUENCE>3
<FILENAME>slsexhibit2018054-102.htm
<DESCRIPTION>EXHIBIT 10.2
<TEXT>
Document 3 - file: slsexhibit2018054-102.htm

</DOCUMENT>
</SEC-DOCUMENT>