ARROWHEAD PHARMACEUTICALS, INC. — Director's Dealing 2014

Feb 13, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ARROWHEAD RESEARCH CORP (ARWR)
CIK: 0000879407
Period of Report: 2014-02-12

Reporting Person: Myszkowski Kenneth Allen (CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-02-12	Common Stock	M	16000	$2.01	Acquired	87500	Direct
2014-02-12	Common Stock	S	16000	$18.7681	Disposed	71500	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-02-12	Stock Option	$2.01	M	16000	Disposed	2023-05-06	Common Stock (16000)	Direct

Footnotes

F1: Includes shares underlying other options previously granted.