GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

D.A. DAVIDSON & CO.'s Holding History (CIK: 0001080107)

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

Q2 2017

Shares 200 Value ($000) $8 Avg Close $43.08 Range $36.51 - $52.48

Q1 2017

Shares 200 Value ($000) $10 Avg Close $43.59 Range $33.18 - $52.49

Q4 2016

Shares 200 Value ($000) $6 Avg Close $34.23 Range $28.72 - $39.02

Q3 2016

Shares 200 Value ($000) $7 Avg Close $33.09 Range $28.26 - $39.82

Q2 2016

Shares 200 Value ($000) $5 Avg Close $23.15 Range $16.26 - $30.01

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	200	$8	$43.08	$36.51 - $52.48
Q1 2017	200	$10	$43.59	$33.18 - $52.49
Q4 2016	200	$6	$34.23	$28.72 - $39.02
Q3 2016	200	$7	$33.09	$28.26 - $39.82
Q2 2016	200	$5	$23.15	$16.26 - $30.01