<SEC-DOCUMENT>0000886163-17-000114-index.html : 20171004
<SEC-HEADER>0000886163-17-000114.hdr.sgml : 20171004
<ACCEPTANCE-DATETIME>20171004164739
ACCESSION NUMBER:		0000886163-17-000114
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		8
CONFORMED PERIOD OF REPORT:	20171004
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20171004
DATE AS OF CHANGE:		20171004

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LIGAND PHARMACEUTICALS INC
		CENTRAL INDEX KEY:			0000886163
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				770160744
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33093
		FILM NUMBER:		171122199

	BUSINESS ADDRESS:	
		STREET 1:		3911 SORRENTO VALLEY BLVD
		STREET 2:		SUITE 110
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		858-550-7500

	MAIL ADDRESS:	
		STREET 1:		3911 SORRENTO VALLEY BLVD
		STREET 2:		SUITE 110
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a8k-crystalmerger8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a8k-crystalmerger8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-2.1
<SEQUENCE>2
<FILENAME>exhibit21-crystalmergeragr.htm
<DESCRIPTION>EXHIBIT 2.1
<TEXT>
Document 2 - file: exhibit21-crystalmergeragr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>ligandtoacquirecrystalbi.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 3 - file: ligandtoacquirecrystalbi.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>ligandtoacquirecrystalbi001.jpg
<TEXT>
Document 4 - file: ligandtoacquirecrystalbi001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>ligandtoacquirecrystalbi002.jpg
<TEXT>
Document 5 - file: ligandtoacquirecrystalbi002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>ligandtoacquirecrystalbi003.jpg
<TEXT>
Document 6 - file: ligandtoacquirecrystalbi003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>ligandtoacquirecrystalbi004.jpg
<TEXT>
Document 7 - file: ligandtoacquirecrystalbi004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>ligandtoacquirecrystalbi005.jpg
<TEXT>
Document 8 - file: ligandtoacquirecrystalbi005.jpg

</DOCUMENT>
</SEC-DOCUMENT>