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
2009-02-17	WOODS, DUANE C	Senior Vice President	普通株式	購入	10,142	$28.50
2009-02-17	WITTENBRAKER, RICK L	SVP and General Counsel	普通株式	売却	1,652	$28.50
2009-02-17	WEIDMAN, MARK A	President, Wheelabrator	普通株式	購入	2,733	$28.50
2009-02-17	WEIDMAN, MARK A	President, Wheelabrator	普通株式	売却	742	$28.50
2009-02-17	TREVATHAN, JAMES E JR	Senior Vice President	普通株式	購入	10,142	$28.50
2009-02-17	TREVATHAN, JAMES E JR	Senior Vice President	普通株式	売却	2,683	$28.50
2009-02-17	STEINER, DAVID P	Director, Chief Executive Officer	普通株式	購入	51,480	$28.50
2009-02-17	STEINER, DAVID P	Director, Chief Executive Officer	普通株式	売却	18,413	$28.50
2009-02-17	SIMPSON, ROBERT G	SVP, Chief Financial Officer	普通株式	購入	17,162	$28.50
2009-02-05	AARDSMA, DAVID A	Sr. VP, Sales and Marketing	普通株式	購入	3.8826	$0.00
2009-01-28	RICE, CHERIE C	Vice President and Treasurer	普通株式	売却	206	$33.20
2009-01-28	STEINER, DAVID P	Director, Chief Executive Officer	普通株式	売却	2,716	$33.20
2009-01-28	ODONNELL, LAWRENCE III	President and COO	普通株式	売却	1,152	$33.20
2009-01-28	WITTENBRAKER, RICK L	SVP and General Counsel	普通株式	売却	328	$33.20
2009-01-28	ROBERTSON, GREG A	VP, Chief Accounting Officer	普通株式	売却	206	$33.20
2009-01-27	ODONNELL, LAWRENCE III	President and COO	普通株式	売却	3,121	$32.72
2009-01-27	RICE, CHERIE C	Vice President and Treasurer	普通株式	売却	665	$32.72
2009-01-27	ROBERTSON, GREG A	VP, Chief Accounting Officer	普通株式	売却	682	$32.72