<SEC-DOCUMENT>0001104659-20-072503-index.html : 20200612
<SEC-HEADER>0001104659-20-072503.hdr.sgml : 20200612
<ACCEPTANCE-DATETIME>20200611175831
ACCESSION NUMBER:		0001104659-20-072503
CONFORMED SUBMISSION TYPE:	S-3/A
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20200612
DATE AS OF CHANGE:		20200611

FILER:

	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:		S-3/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-235399
		FILM NUMBER:		20958224

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3/A
<SEQUENCE>1
<FILENAME>tm2022403-1_s3a.htm
<DESCRIPTION>FORM S-3/A
<TEXT>
Document 1 - file: tm2022403-1_s3a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>tm2022403d1_ex23-1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: tm2022403d1_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tm2022403-1_s3aimg001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tm2022403-1_s3aimg001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>tm2022403-1_s3aimg01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: tm2022403-1_s3aimg01.jpg

</DOCUMENT>
</SEC-DOCUMENT>