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
2017-12-22	YACOB, EZRA Y	EVP Exploration and Production	普通株式	売却	2,941	$106.60
2017-12-22	YACOB, EZRA Y	EVP Exploration and Production	普通株式	購入	1.795	$107.11
2017-12-22	THOMAS, GARY L	President	普通株式	購入	16.159	$107.11
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	125	$105.48
2017-12-21	DONALDSON, MICHAEL P	EVP, Gen. Counsel & Corp Sec	普通株式	売却	1,741	$106.00
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	25,290	$0.00
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	6,300	$105.44
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	100	$105.45
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	100	$105.45
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	600	$105.46
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	200	$105.46
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	100	$105.46
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	200	$105.47
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	100	$105.47
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	200	$105.47
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	846	$105.48
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	購入	25,290	$41.72
2017-12-21	DRIGGERS, TIMOTHY K	EVP & Chief Financial Officer	普通株式	売却	6,411	$105.42