A Craig Wheeler

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
MNTA	$12.62	2,109	$26,615.58	344,426	2013-02-20	Filing
MNTA	$12.16	6,750	$82,080.00	286,535	2013-02-15	Filing
MNTA	$10.53	2,109	$22,207.77	293,285	2012-11-27	Filing
MNTA	$10.58	2,109	$22,313.22	295,394	2012-11-26	Filing
MNTA	$10.96	2,109	$23,114.64	297,503	2012-11-20	Filing
MNTA	$14.21	2,109	$29,968.89	299,612	2012-08-28	Filing
MNTA	$13.57	2,109	$28,619.13	301,721	2012-08-23	Filing
MNTA	$13.63	2,109	$28,745.67	303,830	2012-08-21	Filing
MNTA	$13.79	2,110	$29,096.90	331,719	2012-05-29	Filing
MNTA	$13.98	2,109	$29,483.82	333,829	2012-05-23	Filing
MNTA	$14.15	2,110	$29,856.50	335,938	2012-05-21	Filing
MNTA	$15.00	2,109	$31,635.00	322,580	2012-02-28	Filing
MNTA	$15.45	8,438	$130,367.10	324,689	2012-02-23	Filing
MNTA	$15.45	2,110	$32,599.50	333,127	2012-02-23	Filing
MNTA	$15.07	2,109	$31,782.63	335,237	2012-02-22	Filing
MNTA	$14.90	2,110	$31,439.00	300,548	2011-11-28	Filing
MNTA	$14.84	2,110	$31,312.40	302,658	2011-11-23	Filing
MNTA	$14.87	2,110	$31,375.70	304,768	2011-11-21	Filing
MNTA	$16.28	2,109	$34,334.52	355,861	2011-08-26	Filing
MNTA	$15.50	2,109	$32,689.50	357,970	2011-08-23	Filing