自社株取引日	役員・従業員名	役員・従業員の役職	株式の種類	売却／購入	株数	株価
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	700	$168.47
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	100	$168.48
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	100	$168.50
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	購入	5,000	$73.83
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	2,189	$168.70
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	300	$168.42
2013-09-12	DRIGGERS, TIMOTHY K	VP & Chief Financial Officer	普通株式	売却	200	$168.47
2013-09-06	THOMAS, GARY L	Chief Operating Officer	普通株式	売却	12,000	$163.85
2013-09-06	THOMAS, GARY L	Chief Operating Officer	普通株式	購入	8.621	$161.72
2013-09-06	HELMS, LLOYD W JR	EVP, Exploration & Production	普通株式	購入	1.463	$161.72
2013-08-23	THOMAS, WILLIAM R.	Director, President & CEO	普通株式	売却	9,994	$153.91
2013-08-23	THOMAS, WILLIAM R.	Director, President & CEO	普通株式	売却	28,500	$0.00
2013-08-23	THOMAS, WILLIAM R.	Director, President & CEO	普通株式	売却	7,223	$154.06
2013-08-23	THOMAS, WILLIAM R.	Director, President & CEO	普通株式	売却	11,283	$154.06
2013-08-23	THOMAS, WILLIAM R.	Director, President & CEO	普通株式	購入	28,500	$60.99
2013-08-23	THOMAS, GARY L	Chief Operating Officer	普通株式	購入	8.902	$156.62
2013-08-23	HELMS, LLOYD W JR	EVP, Exploration & Production	普通株式	購入	1.51	$156.62
2013-08-22	WISNER, FRANK G	Director	ストックオプション	売却	14,000	$0.00