GLAUKOS CORP

Ticker: GKOS CUSIP: 377322102 Class: EQTY

D'Orazio & Associates, Inc.'s Holding History (CIK: 0001646821)

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

Q4 2017

Shares 500 Value ($000) $13 Avg Close $29.76 Range $23.07 - $36.20

Q2 2017

Shares 500 Value ($000) $21 Avg Close $43.08 Range $36.51 - $52.48

Q1 2017

Shares 500 Value ($000) $26 Avg Close $43.59 Range $33.18 - $52.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	500	$13	$29.76	$23.07 - $36.20
Q2 2017	500	$21	$43.08	$36.51 - $52.48
Q1 2017	500	$26	$43.59	$33.18 - $52.49