MEDNAX INC

Ticker: MD CUSIP: 58502B106 Class: EQTY

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

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

Q3 2016

Shares 6,276 Value ($000) $416 Avg Close $68.40 Range $62.63 - $76.96

Q2 2016

Shares 10,750 Value ($000) $779 Avg Close $68.74 Range $61.87 - $73.68

Q1 2016

Shares 13,173 Value ($000) $851 Avg Close $66.34 Range $61.40 - $71.26

Q4 2015

Shares 13,031 Value ($000) $934 Avg Close $73.96 Range $68.66 - $83.20

Q3 2015

Shares 11,288 Value ($000) $867 Avg Close $80.69 Range $74.28 - $86.09

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	6,276	$416	$68.40	$62.63 - $76.96
Q2 2016	10,750	$779	$68.74	$61.87 - $73.68
Q1 2016	13,173	$851	$66.34	$61.40 - $71.26
Q4 2015	13,031	$934	$73.96	$68.66 - $83.20
Q3 2015	11,288	$867	$80.69	$74.28 - $86.09