ARROWHEAD PHARMACEUTICALS, INC. — Director's Dealing 2014

Jan 6, 2014

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: ARROWHEAD RESEARCH CORP (ARWR)
CIK: 0000879407
Period of Report: 2014-01-03

Reporting Person: Lewis David L. (Chief Scientific Officer)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option dated 10/21/2011	$4.60	2021-10-21	Common Stock (27500)		Direct
Stock Option dated 02/16/2012	$5.19	2022-02-16	Common Stock (27000)		Direct
Stock Option dated 09/28/2012	$2.62	2022-09-28	Common Stock (25000)		Direct
Stock Option dated 05/06/2013	$2.01	2023-05-06	Common Stock (105000)		Direct
Stock Option dated 09/21/2013	$4.75	2023-09-21	Common Stock (28000)		Direct

Footnotes

F1: Vests 1/8 on six month cliff and balance equally over 42 months

F2: Vests in 48 equal monthly installments