SIENNA BIOPHARMACEUTICALS IN

Ticker: SNNAQ CUSIP: 82622H108 Class: COM

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

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

Q1 2019

Shares 53,200 Value ($000) $123 Avg Close $2.71 Range $2.05 - $3.80

Q4 2018

Shares 15,200 Value ($000) $35 Avg Close $8.82 Range $2.23 - $15.18

Q3 2018

Shares 15,200 Value ($000) $225 Avg Close $15.89 Range $12.77 - $18.05

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	53,200	$123	$2.71	$2.05 - $3.80
Q4 2018	15,200	$35	$8.82	$2.23 - $15.18
Q3 2018	15,200	$225	$15.89	$12.77 - $18.05