GRAINGER W W INC

Ticker: GWW CUSIP: 384802104 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q1 2014

Shares 5,610 Value ($000) $1,417 Avg Close $205.60 Range $187.55 - $219.85

Q4 2013

Shares 5,170 Value ($000) $1,321 Avg Close $213.42 Range $202.89 - $224.72

Q3 2013

Shares 3,720 Value ($000) $974 Avg Close $212.81 Range $200.67 - $226.37

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	5,610	$1,417	$205.60	$187.55 - $219.85
Q4 2013	5,170	$1,321	$213.42	$202.89 - $224.72
Q3 2013	3,720	$974	$212.81	$200.67 - $226.37