W Steve Rettler

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AOS	$42.17	100	$4,217.00	15,380	2011-02-10	Filing
AOS	$42.16	200	$8,432.00	15,480	2011-02-10	Filing
AOS	$42.14	800	$33,712.00	15,680	2011-02-10	Filing
AOS	$42.13	700	$29,491.00	16,480	2011-02-10	Filing
AOS	$42.12	204	$8,592.48	17,180	2011-02-10	Filing
AOS	$42.11	1,100	$46,321.00	17,384	2011-02-10	Filing
AOS	$42.10	300	$12,630.00	18,484	2011-02-10	Filing
AOS	$42.09	500	$21,045.00	18,784	2011-02-10	Filing
AOS	$42.08	600	$25,248.00	19,284	2011-02-10	Filing
AOS	$42.07	600	$25,242.00	19,884	2011-02-10	Filing
AOS	$42.06	1,600	$67,296.00	20,484	2011-02-10	Filing
AOS	$42.06	200	$8,411.00	22,084	2011-02-10	Filing
AOS	$42.05	1,360	$57,188.00	22,284	2011-02-10	Filing
AOS	$42.04	1,150	$48,346.00	23,644	2011-02-10	Filing
AOS	$42.03	1,350	$56,740.50	24,794	2011-02-10	Filing
AOS	$42.02	500	$21,010.00	26,144	2011-02-10	Filing
AOS	$42.01	2,692	$113,090.92	26,644	2011-02-10	Filing
AOS	$42.00	300	$12,600.00	29,336	2011-02-10	Filing
AOS	$41.99	600	$25,194.00	29,636	2011-02-10	Filing
AOS	$41.98	700	$29,386.00	30,236	2011-02-10	Filing