<SEC-DOCUMENT>0001535610-18-000062-index.html : 20180221
<SEC-HEADER>0001535610-18-000062.hdr.sgml : 20180221
<ACCEPTANCE-DATETIME>20180221121940
ACCESSION NUMBER:		0001535610-18-000062
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180221
DATE AS OF CHANGE:		20180221

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Moleculin Biotech, Inc.
		CENTRAL INDEX KEY:			0001659617
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				474671999
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89866
		FILM NUMBER:		18627612

	BUSINESS ADDRESS:	
		STREET 1:		2575 WEST BELLFORT
		STREET 2:		SUITE 333
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77054
		BUSINESS PHONE:		713-300-5160

	MAIL ADDRESS:	
		STREET 1:		2575 WEST BELLFORT
		STREET 2:		SUITE 333
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77054

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SABBY MANAGEMENT, LLC
		CENTRAL INDEX KEY:			0001535610
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		10 MOUNTAINVIEW ROAD
		STREET 2:		SUITE 205
		CITY:			UPPER SADDLE RIVER
		STATE:			NJ
		ZIP:			07458
		BUSINESS PHONE:		646-307-4527

	MAIL ADDRESS:	
		STREET 1:		10 MOUNTAINVIEW ROAD
		STREET 2:		SUITE 205
		CITY:			UPPER SADDLE RIVER
		STATE:			NJ
		ZIP:			07458
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>mbrx0218.txt
<DESCRIPTION>SABBY 13G MBRX 2.21.18
<TEXT>
Document 1 - file: mbrx0218.txt

</DOCUMENT>
</SEC-DOCUMENT>