Insider Transactions by DAVIDSON RICHARD K

Symbol Relationship Date Transaction Cost # Shares Value($) Total Shares Form 4
CHK Director Jul 09, 2012 Buy $19.94 2,000 39,880 197,671 Jul 11, 2012, 04:57 PM
CHK Director Apr 30, 2012 Option Exercise $18.44 2,034 37,507 26,676 May 02, 2012, 05:05 PM
CHK Director Jan 31, 2012 Option Exercise $21.13 1,775 37,506 22,636 Feb 02, 2012, 04:03 PM
CHK Director Jan 20, 2012 Option Exercise $24.00 50,000 1,200,000 70,000 Jan 24, 2012, 06:01 PM
CHK Director Oct 31, 2011 Option Exercise $28.12 1,333 37,484 20,861 Nov 02, 2011, 05:45 PM
CHK Director Jul 29, 2011 Option Exercise $34.35 1,092 37,510 142,295 Aug 02, 2011, 04:26 PM
CHK Director Jun 30, 2011 Option Exercise $29.69 505 14,993 141,203 Jul 05, 2011, 07:06 PM
CHK Director Apr 29, 2011 Option Exercise $33.67 720 24,242 134,448 May 03, 2011, 04:58 PM
CHK Director Mar 31, 2011 Option Exercise $33.52 448 15,017 133,728 Apr 04, 2011, 05:30 PM
CHK Director Mar 10, 2011 Buy $32.07 20,000 641,332 20,000 Mar 11, 2011, 04:13 PM
CHK Director Feb 28, 2011 Option Exercise $35.61 196 6,980 19,530 Mar 02, 2011, 04:51 PM
CHK Director Jan 31, 2011 Option Exercise $29.53 584 17,246 19,334 Feb 02, 2011, 05:35 PM

Desktop Version

Symbol Relationship Date Transaction Value($)
CHK Director Jul 09, 2012 Buy 39,880
CHK Director Apr 30, 2012 Option Exercise 37,507
CHK Director Jan 31, 2012 Option Exercise 37,506
CHK Director Jan 20, 2012 Option Exercise 1,200,000
CHK Director Oct 31, 2011 Option Exercise 37,484
CHK Director Jul 29, 2011 Option Exercise 37,510
CHK Director Jun 30, 2011 Option Exercise 14,993
CHK Director Apr 29, 2011 Option Exercise 24,242
CHK Director Mar 31, 2011 Option Exercise 15,017
CHK Director Mar 10, 2011 Buy 641,332
CHK Director Feb 28, 2011 Option Exercise 6,980
CHK Director Jan 31, 2011 Option Exercise 17,246