SINOVAC BIOTECH LTD

Ticker: SVA CUSIP: P8696W104 Class: ORD

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2017

Shares 274 Value ($000) $2 Avg Close $7.48 Range $6.81 - $8.11

Q3 2017

Shares 1,771 Value ($000) $12 Avg Close $6.83 Range $6.50 - $7.16

Q2 2017

Shares 1,778 Value ($000) $12 Avg Close $5.48 Range $4.60 - $6.92

Q4 2016

Shares 4,003 Value ($000) $23 Avg Close $6.01 Range $5.25 - $6.45

Q3 2016

Shares 8,154 Value ($000) $48 Avg Close $5.88 Range $5.50 - $6.01

Q2 2016

Shares 700 Value ($000) $4 Avg Close $6.13 Range $5.61 - $6.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	274	$2	$7.48	$6.81 - $8.11
Q3 2017	1,771	$12	$6.83	$6.50 - $7.16
Q2 2017	1,778	$12	$5.48	$4.60 - $6.92
Q4 2016	4,003	$23	$6.01	$5.25 - $6.45
Q3 2016	8,154	$48	$5.88	$5.50 - $6.01
Q2 2016	700	$4	$6.13	$5.61 - $6.45