WILLIAMS COS INC

Ticker: WMB CUSIP: 969457100 Class: COM

Edgemoor Investment Advisors, Inc.'s Holding History (CIK: 0001313792)

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

Q1 2016

Shares 22,383 Value ($000) $360 Avg Close $9.91 Range $5.84 - $15.24

Q4 2015

Shares 24,700 Value ($000) $635 Avg Close $19.57 Range $11.96 - $24.82

Q3 2015

Shares 32,344 Value ($000) $1,192 Avg Close $27.42 Range $19.32 - $32.32

Q2 2015

Shares 32,093 Value ($000) $1,842 Avg Close $28.07 Range $25.45 - $33.76

Q1 2015

Shares 27,628 Value ($000) $1,398 Avg Close $24.96 Range $21.50 - $27.79

Q4 2014

Shares 11,713 Value ($000) $526 Avg Close $27.17 Range $22.11 - $30.22

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	22,383	$360	$9.91	$5.84 - $15.24
Q4 2015	24,700	$635	$19.57	$11.96 - $24.82
Q3 2015	32,344	$1,192	$27.42	$19.32 - $32.32
Q2 2015	32,093	$1,842	$28.07	$25.45 - $33.76
Q1 2015	27,628	$1,398	$24.96	$21.50 - $27.79
Q4 2014	11,713	$526	$27.17	$22.11 - $30.22