ALIGN TECHNOLOGY INC

Ticker: ALGN CUSIP: 016255101 Class: COM

Parkwood LLC's Holding History (CIK: 0001597823)

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

Q4 2017

Shares 1,089 Value ($000) $242 Avg Close $227.14 Range $184.67 - $266.41

Q3 2017

Shares 1,089 Value ($000) $203 Avg Close $171.20 Range $148.95 - $190.04

Q2 2017

Shares 2,012 Value ($000) $302 Avg Close $135.62 Range $113.40 - $154.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	1,089	$242	$227.14	$184.67 - $266.41
Q3 2017	1,089	$203	$171.20	$148.95 - $190.04
Q2 2017	2,012	$302	$135.62	$113.40 - $154.85