WILLIAMS COS INC

Ticker: WMB CUSIP: 969457100 Class: COM

Hirtle Callaghan & Co LLC's Holding History (CIK: 0001360710)

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

Q2 2017

Shares 2,008 Value ($000) $61 Avg Close $18.66 Range $17.45 - $19.52

Q1 2017

Shares 2,008 Value ($000) $59 Avg Close $17.93 Range $17.11 - $20.21

Q4 2015

Shares 4,622 Value ($000) $119 Avg Close $19.57 Range $11.96 - $24.82

Q3 2015

Shares 4,622 Value ($000) $170 Avg Close $27.42 Range $19.32 - $32.32

Q2 2015

Shares 4,622 Value ($000) $265 Avg Close $28.07 Range $25.45 - $33.76

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	2,008	$61	$18.66	$17.45 - $19.52
Q1 2017	2,008	$59	$17.93	$17.11 - $20.21
Q4 2015	4,622	$119	$19.57	$11.96 - $24.82
Q3 2015	4,622	$170	$27.42	$19.32 - $32.32
Q2 2015	4,622	$265	$28.07	$25.45 - $33.76