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
2012-01-04	MALINO, GARY M	President and COO	普通株式	購入	28,969	$0.00
2012-01-04	CASE, JOHN	EVP, Chief Investment Officer	普通株式	購入	26,072	$0.00
2012-01-04	COLLINS, RICHARD G	Exec. VP, Portfolio Management	普通株式	購入	14,484	$0.00
2012-01-01	KING, LAURA	Senior VP, Assistant GC	普通株式	売却	2,640	$34.96
2012-01-01	ISRAEL, ROBERT	Senior VP, Research	普通株式	売却	2,567	$34.96
2012-01-01	LEWIS, THOMAS A	Director, Chief Executive Officer	普通株式	売却	30,725	$34.96
2012-01-01	MEURER, PAUL M	Exec. VP, CFO and Treasurer	普通株式	売却	9,534	$34.96
2012-01-01	PFEIFFER, MICHAEL R	Executive VP, GC and Secretary	普通株式	売却	8,543	$34.96
2012-01-01	COLLINS, RICHARD G	Exec. VP, Portfolio Management	普通株式	売却	2,567	$34.96
2012-01-01	CASE, JOHN	EVP, Chief Investment Officer	普通株式	売却	1,501	$34.96
2011-08-31	COLLINS, RICHARD G	Exec. VP, Portfolio Management	普通株式	売却	14,649	$34.75
2011-08-29	COLLINS, RICHARD G	Exec. VP, Portfolio Management	普通株式	売却	11,000	$34.50
2011-08-11	COLLINS, RICHARD G	Exec. VP, Portfolio Management	普通株式	売却	7,000	$32.00
2011-06-24	CAMERON, DONALD R	Director, Non Executive Chairman	普通株式	購入	1,000	$33.08
2011-06-14	CAMERON, DONALD R	Director, Non Executive Chairman	普通株式	売却	1,500	$33.01
2011-05-11	ISRAEL, ROBERT	Senior Vice President Research	普通株式	売却	3,831	$35.13
2011-05-09	LEWIS, THOMAS A	Director, Chief Executive Officer	普通株式	売却	21,900	$35.29
2011-05-06	LEWIS, THOMAS A	Director, Chief Executive Officer	普通株式	売却	56,427	$35.27