MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

Windsor Capital Management, LLC's Holding History (CIK: 0001543100)

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

Q3 2015

Shares 1,328 Value ($000) $22 Avg Close $4.95 Range $4.48 - $5.44

Q4 2013

Shares 1,296 Value ($000) $40 Avg Close $7.80 Range $7.24 - $8.15

Q3 2013

Shares 1,292 Value ($000) $36 Avg Close $7.25 Range $6.78 - $7.90

Q2 2013

Shares 1,288 Value ($000) $33 Avg Close $6.58 Range $6.07 - $7.05

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	1,328	$22	$4.95	$4.48 - $5.44
Q4 2013	1,296	$40	$7.80	$7.24 - $8.15
Q3 2013	1,292	$36	$7.25	$6.78 - $7.90
Q2 2013	1,288	$33	$6.58	$6.07 - $7.05