<SEC-DOCUMENT>0001104659-20-013409-index.html : 20200210
<SEC-HEADER>0001104659-20-013409.hdr.sgml : 20200210
<ACCEPTANCE-DATETIME>20200210151659
ACCESSION NUMBER:		0001104659-20-013409
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200210
DATE AS OF CHANGE:		20200210
GROUP MEMBERS:		HEIGHTS CAPITAL MANAGEMENT, INC.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Sesen Bio, Inc.
		CENTRAL INDEX KEY:			0001485003
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				262025616
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87951
		FILM NUMBER:		20591613

	BUSINESS ADDRESS:	
		STREET 1:		245 FIRST STREET
		STREET 2:		SUITE 1800
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		617-444-8550

	MAIL ADDRESS:	
		STREET 1:		245 FIRST STREET
		STREET 2:		SUITE 1800
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Eleven Biotherapeutics, Inc.
		DATE OF NAME CHANGE:	20100223

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CVI Investments, Inc.
		CENTRAL INDEX KEY:			0001649553
		IRS NUMBER:				981253664
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		P.O. BOX 309
		STREET 2:		UGLAND HOUSE
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1104
		BUSINESS PHONE:		345-949-8080

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 309
		STREET 2:		UGLAND HOUSE
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1104
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a20-6901_29sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: a20-6901_29sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>