Stock Trading History of Adamson Brent L

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Adamson Brent L since year 2005. The trader's CIK number is 1177839. At the time of this reporting, Adamson Brent L is the Executive Officer of Questar Corp (stock ticker symbol STR).

Stock purchases, sales, and option exercises reported by *Adamson Brent L* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-07-19	STR	Questar Corp	Option Exercise	8,798	13.56	119,256
2007-07-19	STR	Questar Corp	Sale	8,798	57.50	505,885
2007-05-30	STR	Questar Corp	Option Exercise	6,711	22.95	154,017
2007-05-16	STR	Questar Corp	Option Exercise	5,152	28.01	144,307
2007-02-08	STR	Questar Corp	Sale	132	82.39	10,875
2007-02-12	STR	Questar Corp	Sale	164	81.42	13,352
2006-11-30	STR	Questar Corp	Sale	4,000	86.86	347,440
2006-11-29	STR	Questar Corp	Option Exercise	4,000	15.00	60,000
2006-11-21	STR	Questar Corp	Option Exercise	5,000	15.00	75,000
2006-11-22	STR	Questar Corp	Sale	5,000	84.34	421,700
2006-02-10	STR	Questar Corp	Sale	144	75.32	10,846

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Adamson Brent L (Executive Officer of Questar Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.