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
2015-05-20	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	譲渡制限付株式ユニット	購入	1,639	$45.74
2015-05-19	ADDISON, JOHN A. JR.	Director, Co-Chief Executive Officer	普通株式	売却	30,000	$45.95
2015-05-18	WILLIAMS, GLENN J.	President	普通株式	売却	3,000	$45.50
2015-05-11	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	普通株式	売却	30,000	$46.52
2015-04-01	ADAMS, MICHAEL C.	Executive Vice President	普通株式	売却	2,500	$50.77
2015-04-01	KELLY, WILLIAM A.	President of Subsidiary	普通株式	売却	800	$50.65
2015-03-31	SCHNEIDER, PETER W.	Exec. VP and General Counsel	普通株式	売却	1,972	$50.69
2015-03-31	CRITTENDEN, GARY L	Director	普通株式	購入	417.485	$50.90
2015-03-31	YASTINE, BARBARA A.	Director	普通株式	購入	44243	$50.90
2015-03-19	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	普通株式	売却	30,000	$50.10
2015-03-18	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	普通株式	売却	15,000	$51.04
2015-03-18	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	普通株式	売却	20,000	$51.03
2015-03-17	WILLIAMS, DONALD R.	Director, Co-Chief Executive Officer	普通株式	売却	35,000	$51.26
2015-03-16	MCCULLOUGH, ROBERT F	Director	普通株式	購入	31.605	$51.04
2015-03-16	YASTINE, BARBARA A.	Director	普通株式	購入	18.277	$51.04
2015-03-16	DAY, CYNTHIA N	Director	普通株式	購入	10.822	$51.04
2015-03-16	CRITTENDEN, GARY L	Director	普通株式	購入	13.878	$51.04
2015-03-16	BENSON, P GEORGE	Director	普通株式	購入	31.605	$51.04