C William Martin

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
MRVC	$1.06	138,716	$146,373.12	8,413,396	2012-05-09	Filing
MRVC	$1.06	93,261	$98,483.62	17,681,968	2012-05-10	Filing
MRVC	$1.06	376,284	$397,054.88	17,588,707	2012-05-09	Filing
MRVC	$1.04	16,907	$17,583.28	8,274,680	2012-04-13	Filing
MRVC	$1.03	5,611	$5,779.33	8,257,773	2012-04-12	Filing
MRVC	$1.04	33,093	$34,416.72	17,212,423	2012-04-13	Filing
MRVC	$1.03	4,389	$4,520.67	17,179,330	2012-04-12	Filing
COMV	$1.73	138,796	$240,117.08	1,274,867	2012-04-11	Filing
COMV	$1.73	291,304	$503,955.92	2,645,349	2012-04-11	Filing
COMV	$1.76	7,456	$13,122.56	1,136,071	2012-04-05	Filing
COMV	$1.76	65,437	$115,169.12	1,128,615	2012-04-04	Filing
COMV	$1.76	15,544	$27,357.44	2,354,045	2012-04-05	Filing
COMV	$1.76	136,268	$239,831.68	2,338,501	2012-04-04	Filing
DSCI	$9.25	36,199	$334,840.75	508,621	2012-03-27	Filing
DSCI	$9.25	63,801	$590,159.25	823,936	2012-03-27	Filing
COMV	$1.76	45,240	$79,513.82	1,063,178	2012-03-27	Filing
COMV	$1.76	95,854	$168,472.99	2,202,233	2012-03-27	Filing
MRVC	$1.04	49,003	$50,899.42	8,252,162	2012-03-19	Filing
MRVC	$1.03	103,354	$106,754.35	8,203,159	2012-03-16	Filing
MRVC	$1.04	65,997	$68,551.08	17,174,941	2012-03-19	Filing