Stock Trading History of Kerr Breene M

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 Kerr Breene M since year 2005. The trader's CIK number is 1039531. At the time of this reporting, Kerr Breene M is the Director of Chesapeake Energy Corp . (stock ticker symbol CHK). See this page for all insider trading activities at Chesapeake Energy Corp .

Stock purchases, sales, and option exercises reported by insider *Kerr Breene M* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-05-16	CHK	Chesapeake Energy Corp	Sale	5,000	58.16	290,800
2007-09-25	CHK	Chesapeake Energy Corp	Sale	6,250	35.02	218,843
2006-06-09	CHK	Chesapeake Energy Corp	Sale	2,000	29.61	59,220
2006-06-08	CHK	Chesapeake Energy Corp	Sale	5,000	29.10	145,525
2006-05-19	CHK	Chesapeake Energy Corp	Option Exercise	50,000	17.28	863,749
2005-12-21	CHK	Chesapeake Energy Corp	Sale	10,000	33.00	330,050
2005-09-26	CHK	Chesapeake Energy Corp	Sale	10,000	36.26	362,580

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 Kerr Breene M (Director of Chesapeake Energy Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.