Insider Stock Trading History of Lester J Mark


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 Lester J Mark since year 2005. The trader's CIK number is 1039537. At the time of this reporting, Lester J Mark is the Executive Vice Presi 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 Lester J Mark since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2008-10-10 CHK Chesapeake Energy Corp Buy 10,000 13.67 136,700
2008-06-23 CHK Chesapeake Energy Corp Sale 13,062 66.23 865,070
2008-06-10 CHK Chesapeake Energy Corp Sale 18,287 60.26 1,101,919
2008-05-06 CHK Chesapeake Energy Corp Sale 2,613 55.61 145,301
2008-02-26 CHK Chesapeake Energy Corp Sale 6,894 45.86 316,158
2008-01-11 CHK Chesapeake Energy Corp Sale 8,842 39.63 350,390
2007-09-14 CHK Chesapeake Energy Corp Sale 6,514 35.12 228,804
2007-08-24 CHK Chesapeake Energy Corp Sale 8,903 32.87 292,650
2007-07-05 CHK Chesapeake Energy Corp Option Ex 5,625 10.08 56,700
2007-06-28 CHK Chesapeake Energy Corp Option Ex 5,625 10.08 56,700
2007-06-28 CHK Chesapeake Energy Corp Sale 5,625 35.07 197,263
2007-05-11 CHK Chesapeake Energy Corp Sale 5,625 34.17 192,206
2007-05-10 CHK Chesapeake Energy Corp Option Ex 6,250 7.80 48,750
2007-05-11 CHK Chesapeake Energy Corp Option Ex 5,625 10.08 56,700
2007-05-10 CHK Chesapeake Energy Corp Sale 6,250 34.20 213,737
2007-03-27 CHK Chesapeake Energy Corp Option Ex 7,500 5.20 39,000
2007-03-27 CHK Chesapeake Energy Corp Sale 7,500 31.06 232,912
2007-01-30 CHK Chesapeake Energy Corp Sale 3,056 29.20 89,235
2007-01-24 CHK Chesapeake Energy Corp Option Ex 11,875 8.94 106,162
2007-01-23 CHK Chesapeake Energy Corp Sale 5,048 29.72 150,021
2006-11-15 CHK Chesapeake Energy Corp Sale 3,940 32.80 129,212
2006-09-29 CHK Chesapeake Energy Corp Option Ex 7,500 5.20 39,000
2006-08-25 CHK Chesapeake Energy Corp Sale 6,875 32.37 222,543
2006-08-07 CHK Chesapeake Energy Corp Sale 4,871 32.18 156,734
2006-06-26 CHK Chesapeake Energy Corp Sale 3,018 29.89 90,208
2006-05-10 CHK Chesapeake Energy Corp Sale 6,250 32.87 205,456
2006-05-10 CHK Chesapeake Energy Corp Option Ex 6,250 7.80 48,750

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 Lester J Mark (Executive Vice Presi of Chesapeake Energy Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.