<SEC-DOCUMENT>0000903423-19-000027-index.html : 20190111
<SEC-HEADER>0000903423-19-000027.hdr.sgml : 20190111
<ACCEPTANCE-DATETIME>20190110201039
ACCESSION NUMBER:		0000903423-19-000027
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190111
DATE AS OF CHANGE:		20190110

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Deciphera Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001654151
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				200299725
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90130
		FILM NUMBER:		19521295

	BUSINESS ADDRESS:	
		STREET 1:		500 TOTTEN POND ROAD
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		781-209-6400

	MAIL ADDRESS:	
		STREET 1:		500 TOTTEN POND ROAD
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Deciphera Pharmaceuticals, LLC
		DATE OF NAME CHANGE:	20150928

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VIKING GLOBAL INVESTORS LP
		CENTRAL INDEX KEY:			0001103804
		IRS NUMBER:				134055118
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		212-672-7050

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>deciphera13ga.htm
<TEXT>
Document 1 - file: deciphera13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>