F Bruce Wesson

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
MDAS	$16.36	41,346	$676,420.56	6,485,506	2009-05-01	Filing
MDAS	$16.36	14	$229.04	6,526,852	2009-05-01	Filing
MDAS	$16.36	780	$12,760.80	6,526,866	2009-05-01	Filing
MDAS	$16.36	9,825	$160,737.00	6,527,646	2009-05-01	Filing
MDAS	$16.42	763	$12,528.46	6,537,471	2009-04-23	Filing
MDAS	$16.42	20,126	$330,468.92	6,538,234	2009-04-23	Filing
MDAS	$16.42	222,075	$3,646,471.50	6,558,360	2009-04-23	Filing
MDAS	$16.42	75	$1,231.50	6,780,435	2009-04-23	Filing
MDAS	$16.42	4,189	$68,783.38	6,780,510	2009-04-23	Filing
MDAS	$16.42	52,772	$866,516.24	6,784,699	2009-04-23	Filing
MDAS	$16.08	89	$1,431.12	6,837,471	2009-04-22	Filing
MDAS	$16.08	2,356	$37,884.48	6,837,560	2009-04-22	Filing
MDAS	$16.08	26,001	$418,096.08	6,839,916	2009-04-22	Filing
MDAS	$16.08	9	$144.72	6,865,917	2009-04-22	Filing
MDAS	$16.08	491	$7,895.28	6,865,926	2009-04-22	Filing
MDAS	$16.08	6,178	$99,342.24	6,866,417	2009-04-22	Filing
MDAS	$16.35	27	$441.45	6,928,449	2008-09-15	Filing
MDAS	$16.35	714	$11,673.90	6,928,476	2008-09-15	Filing
MDAS	$16.35	7,876	$128,772.60	6,929,190	2008-09-15	Filing
MDAS	$16.35	3	$49.05	6,937,066	2008-09-15	Filing