ARROWHEAD PHARMACEUTICALS, INC. — Director's Dealing 2010

Dec 8, 2010

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: ARROWHEAD RESEARCH CORP (ARWR)
CIK: 0000879407
Period of Report: 2010-09-30

Reporting Person: McKenney Charles (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-06-16	Stock Option	$1.64	A	40000	Disposed	2020-06-16	Common Stock (40000)	Direct

Footnotes

F1: Option fully vested on 06/16/11.