3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

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

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

Q1 2018

Shares 1,140 Value ($000) $250 Avg Close $150.16 Range $136.48 - $164.13

Q3 2014

Shares 13,702 Value ($000) $1,941 Avg Close $83.50 Range $80.18 - $86.16

Q2 2014

Shares 14,984 Value ($000) $2,146 Avg Close $81.05 Range $76.00 - $84.30

Q1 2014

Shares 15,803 Value ($000) $2,144 Avg Close $76.26 Range $70.70 - $79.67

Q4 2013

Shares 13,244 Value ($000) $1,857 Avg Close $72.67 Range $66.39 - $80.32

Q2 2013

Shares 13,244 Value ($000) $1,448 Avg Close $61.26 Range $57.91 - $64.10

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	1,140	$250	$150.16	$136.48 - $164.13
Q3 2014	13,702	$1,941	$83.50	$80.18 - $86.16
Q2 2014	14,984	$2,146	$81.05	$76.00 - $84.30
Q1 2014	15,803	$2,144	$76.26	$70.70 - $79.67
Q4 2013	13,244	$1,857	$72.67	$66.39 - $80.32
Q2 2013	13,244	$1,448	$61.26	$57.91 - $64.10