WILLIAMS COS INC

Ticker: WMB CUSIP: 969457100 Class: COM

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

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

Q2 2017

Shares 33,761 Value ($000) $1,022 Avg Close $18.66 Range $17.45 - $19.52

Q1 2017

Shares 33,761 Value ($000) $999 Avg Close $17.93 Range $17.11 - $20.21

Q4 2016

Shares 33,761 Value ($000) $1,051 Avg Close $18.55 Range $16.80 - $19.91

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	33,761	$1,022	$18.66	$17.45 - $19.52
Q1 2017	33,761	$999	$17.93	$17.11 - $20.21
Q4 2016	33,761	$1,051	$18.55	$16.80 - $19.91