GRAINGER W W INC

Ticker: GWW CUSIP: 384802104 Class: COM

AMICA MUTUAL INSURANCE CO's Holding History (CIK: 0000857508)

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

Q4 2019

Shares 3,744 Value ($000) $1,267 Avg Close $294.38 Range $257.91 - $316.50

Q3 2019

Shares 3,744 Value ($000) $1,113 Avg Close $256.65 Range $235.68 - $280.97

Q2 2019

Shares 1,341 Value ($000) $360 Avg Close $257.64 Range $234.77 - $291.95

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	3,744	$1,267	$294.38	$257.91 - $316.50
Q3 2019	3,744	$1,113	$256.65	$235.68 - $280.97
Q2 2019	1,341	$360	$257.64	$234.77 - $291.95