GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020

Shares 11,190 Value ($000) $842 Avg Close $63.20 Range $48.68 - $76.20

Q3 2020

Shares 10,078 Value ($000) $499 Avg Close $43.94 Range $35.65 - $52.03

Q2 2020

Shares 9,153 Value ($000) $352 Avg Close $37.23 Range $27.58 - $47.82

Q2 2019

Shares 3,950 Value ($000) $298 Avg Close $71.75 Range $63.00 - $80.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	11,190	$842	$63.20	$48.68 - $76.20
Q3 2020	10,078	$499	$43.94	$35.65 - $52.03
Q2 2020	9,153	$352	$37.23	$27.58 - $47.82
Q2 2019	3,950	$298	$71.75	$63.00 - $80.32