<SEC-DOCUMENT>0001193125-20-171962-index.html : 20200618
<SEC-HEADER>0001193125-20-171962.hdr.sgml : 20200618
<ACCEPTANCE-DATETIME>20200618091133
ACCESSION NUMBER:		0001193125-20-171962
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20200618
DATE AS OF CHANGE:		20200618
GROUP MEMBERS:		CHART WESTCOTT
GROUP MEMBERS:		IKARIAN HEALTHCARE FUND GP, L.P.
GROUP MEMBERS:		IKARIAN HEALTHCARE MASTER FUND, L.P.
GROUP MEMBERS:		NEIL SHAHRESTANI

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Celldex Therapeutics, Inc.
		CENTRAL INDEX KEY:			0000744218
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				133191702
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-37761
		FILM NUMBER:		20971348

	BUSINESS ADDRESS:	
		STREET 1:		53 FRONTAGE ROAD
		STREET 2:		SUITE 220
		CITY:			HAMPTON
		STATE:			NJ
		ZIP:			08827
		BUSINESS PHONE:		908-200-7500

	MAIL ADDRESS:	
		STREET 1:		53 FRONTAGE ROAD
		STREET 2:		SUITE 220
		CITY:			HAMPTON
		STATE:			NJ
		ZIP:			08827

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AVANT IMMUNOTHERAPEUTICS INC
		DATE OF NAME CHANGE:	19980828

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	T CELL SCIENCES INC
		DATE OF NAME CHANGE:	19920703

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Ikarian Capital, LLC
		CENTRAL INDEX KEY:			0001778253
		IRS NUMBER:				473466768
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		100 CRESCENT COURT
		STREET 2:		SUITE 1620
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		214-364-2883

	MAIL ADDRESS:	
		STREET 1:		100 CRESCENT COURT
		STREET 2:		SUITE 1620
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>d946762dsc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: d946762dsc13g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d946762dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d946762dex991.htm

</DOCUMENT>
</SEC-DOCUMENT>