<SEC-DOCUMENT>0000886163-17-000048-index.html : 20170414
<SEC-HEADER>0000886163-17-000048.hdr.sgml : 20170414
<ACCEPTANCE-DATETIME>20170414092232
ACCESSION NUMBER:		0000886163-17-000048
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20170414
DATE AS OF CHANGE:		20170414
EFFECTIVENESS DATE:		20170414

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:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33093
		FILM NUMBER:		17762235

	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>DEFA14A
<SEQUENCE>1
<FILENAME>proxynotice.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: proxynotice.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>a02ke5cligandpharmaceuti001.jpg
<TEXT>
Document 2 - file: a02ke5cligandpharmaceuti001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a02ke5cligandpharmaceuti002.jpg
<TEXT>
Document 3 - file: a02ke5cligandpharmaceuti002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>a02ke7bligandpharmaceuti001.jpg
<TEXT>
Document 4 - file: a02ke7bligandpharmaceuti001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>a02ke7bligandpharmaceuti002.jpg
<TEXT>
Document 5 - file: a02ke7bligandpharmaceuti002.jpg

</DOCUMENT>
</SEC-DOCUMENT>