ARROWHEAD PHARMACEUTICALS IN

Ticker: ARWR CUSIP: 04280A100 Class: Common Stock

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

Note: Option positions (PUT/CALL) are excluded.

Q1 2018

Shares 200,000 Value ($000) $1,442 Avg Close $6.16 Range $3.57 - $8.09

Q4 2017

Shares 219,200 Value ($000) $807 Avg Close $3.71 Range $3.01 - $4.54

Q3 2017

Shares 200,000 Value ($000) $866 Avg Close $2.38 Range $1.48 - $4.42

Q2 2017

Shares 200,000 Value ($000) $324 Avg Close $1.62 Range $1.42 - $2.04

Q1 2017

Shares 200,000 Value ($000) $370 Avg Close $1.98 Range $1.42 - $2.45

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	200,000	$1,442	$6.16	$3.57 - $8.09
Q4 2017	219,200	$807	$3.71	$3.01 - $4.54
Q3 2017	200,000	$866	$2.38	$1.48 - $4.42
Q2 2017	200,000	$324	$1.62	$1.42 - $2.04
Q1 2017	200,000	$370	$1.98	$1.42 - $2.45