ARROWHEAD PHARMACEUTICALS, INC. — Director's Dealing 2009

Aug 19, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ARROWHEAD RESEARCH CORP (ARWR)
CIK: 0000879407
Period of Report: 2008-06-11

Reporting Person: STEWART R BRUCE (Director, Executive Chairman)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-06-11	Stock Option	$2.13	A	50000	Acquired	2018-06-11	Common Stock (50000)	Direct

Footnotes

F1: Fully vested 6/11/2009