MICROCHIP TECHNOLOGY INC.

Ticker: MCHP CUSIP: 595017104 Class: COM

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

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

Q1 2018

Shares 4,169 Value ($000) $381 Avg Close $39.79 Range $33.76 - $43.93

Q4 2016

Shares 7,441 Value ($000) $477 Avg Close $26.55 Range $24.22 - $28.28

Q3 2015

Shares 8,000 Value ($000) $345 Avg Close $17.51 Range $15.31 - $19.44

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	4,169	$381	$39.79	$33.76 - $43.93
Q4 2016	7,441	$477	$26.55	$24.22 - $28.28
Q3 2015	8,000	$345	$17.51	$15.31 - $19.44