MATRIX SVC CO

Ticker: MTRX CUSIP: 576853105 Class: Common Stock

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

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

Q2 2014

Shares 18,734 Value ($000) $614 Avg Close $33.01 Range $28.11 - $38.71

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	18,734	$614	$33.01	$28.11 - $38.71