<SEC-DOCUMENT>0001193125-15-091287-index.html : 20150313
<SEC-HEADER>0001193125-15-091287.hdr.sgml : 20150313
<ACCEPTANCE-DATETIME>20150313163516
ACCESSION NUMBER:		0001193125-15-091287
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20150313
DATE AS OF CHANGE:		20150313
EFFECTIVENESS DATE:		20150313

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARROWHEAD RESEARCH CORP
		CENTRAL INDEX KEY:			0000879407
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		IRS NUMBER:				460408024
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-202741
		FILM NUMBER:		15699798

	BUSINESS ADDRESS:	
		STREET 1:		225 SOUTH LAKE AVENUE
		STREET 2:		SUITE 1050
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91101
		BUSINESS PHONE:		626-304-3400

	MAIL ADDRESS:	
		STREET 1:		225 SOUTH LAKE AVENUE
		STREET 2:		SUITE 1050
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91101

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERACTIVE GROUP INC
		DATE OF NAME CHANGE:	20020509

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERACTIVE INC
		DATE OF NAME CHANGE:	19940224
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d891278ds8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: d891278ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d891278dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d891278dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d891278dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d891278dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>4
<FILENAME>d891278dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 4 - file: d891278dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>5
<FILENAME>d891278dex992.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 5 - file: d891278dex992.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g891278gibson_dunn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g891278gibson_dunn.jpg

</DOCUMENT>
</SEC-DOCUMENT>