3M CO

Ticker: MMM CUSIP: 88579Y101 Class: COM

WEST CHESTER CAPITAL ADVISORS, INC's Holding History (CIK: 0001102062)

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

Q4 2013

Shares 6,640 Value ($000) $931 Avg Close $72.67 Range $66.39 - $80.32

Q3 2013

Shares 6,640 Value ($000) $793 Avg Close $65.98 Range $61.25 - $69.59

Q2 2013

Shares 6,640 Value ($000) $726 Avg Close $61.26 Range $57.91 - $64.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	6,640	$931	$72.67	$66.39 - $80.32
Q3 2013	6,640	$793	$65.98	$61.25 - $69.59
Q2 2013	6,640	$726	$61.26	$57.91 - $64.10