QUALYS INC

Ticker: QLYS CUSIP: 74758T303 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q3 2017

Shares 27,754 Value ($000) $1,438 Avg Close $45.89 Range $39.45 - $53.55

Q1 2015

Shares 112,776 Value ($000) $5,242 Avg Close $42.80 Range $35.01 - $50.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	27,754	$1,438	$45.89	$39.45 - $53.55
Q1 2015	112,776	$5,242	$42.80	$35.01 - $50.00