SIENNA BIOPHARMACEUTICALS IN

Ticker: SNNAQ CUSIP: 82622H108 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q2 2019

Shares 17,969 Value ($000) $16 Avg Close $1.57 Range $0.83 - $2.47

Q1 2019

Shares 48,466 Value ($000) $113 Avg Close $2.71 Range $2.05 - $3.80

Q4 2018

Shares 30,497 Value ($000) $71 Avg Close $8.82 Range $2.23 - $15.18

Q3 2018

Shares 35,497 Value ($000) $527 Avg Close $15.89 Range $12.77 - $18.05

Q2 2018

Shares 26,900 Value ($000) $409 Avg Close $16.98 Range $14.33 - $21.53

Q1 2018

Shares 26,900 Value ($000) $506 Avg Close $17.48 Range $13.37 - $20.99

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	17,969	$16	$1.57	$0.83 - $2.47
Q1 2019	48,466	$113	$2.71	$2.05 - $3.80
Q4 2018	30,497	$71	$8.82	$2.23 - $15.18
Q3 2018	35,497	$527	$15.89	$12.77 - $18.05
Q2 2018	26,900	$409	$16.98	$14.33 - $21.53
Q1 2018	26,900	$506	$17.48	$13.37 - $20.99