<SEC-DOCUMENT>0001104659-19-055265-index.html : 20191021
<SEC-HEADER>0001104659-19-055265.hdr.sgml : 20191021
<ACCEPTANCE-DATETIME>20191021155609
ACCESSION NUMBER:		0001104659-19-055265
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20191021
DATE AS OF CHANGE:		20191021
GROUP MEMBERS:		GEORGE MCCABE

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Upland Software, Inc.
		CENTRAL INDEX KEY:			0001505155
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				272992077
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88404
		FILM NUMBER:		191159624

	BUSINESS ADDRESS:	
		STREET 1:		401 CONGRESS AVE.
		STREET 2:		SUITE 1850
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		512-960-1010

	MAIL ADDRESS:	
		STREET 1:		401 CONGRESS AVE.
		STREET 2:		SUITE 1850
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Silverback Acquisition Corp
		DATE OF NAME CHANGE:	20101105

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Portolan Capital Management, LLC
		CENTRAL INDEX KEY:			0001350290
		IRS NUMBER:				201926326
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		2 INTERNATIONAL PLACE, 26TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		617.753.6400

	MAIL ADDRESS:	
		STREET 1:		2 INTERNATIONAL PLACE, 26TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>a19-20475_1sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: a19-20475_1sc13g.htm

</DOCUMENT>
</SEC-DOCUMENT>