C William Martin

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
VTSS	$2.00	32,420	$64,840.00	1,118,293	2012-08-01	Filing
VTSS	$2.00	111,170	$222,340.00	2,319,504	2012-08-02	Filing
VTSS	$2.00	67,580	$135,160.00	2,208,334	2012-08-01	Filing
MRVC	$0.64	67,500	$42,862.50	18,920,552	2012-06-15	Filing
MRVC	$0.66	64,840	$42,794.40	8,583,470	2012-06-05	Filing
MRVC	$0.66	135,160	$89,205.60	17,936,074	2012-06-05	Filing
MRVC	$0.64	262,607	$166,755.45	8,781,237	2012-06-14	Filing
MRVC	$0.64	791,532	$502,622.82	18,917,967	2012-06-14	Filing
MRVC	$0.64	100,000	$63,500.00	18,126,360	2012-06-13	Filing
MRVC	$0.63	25,446	$16,097.14	18,026,360	2012-06-12	Filing
MRVC	$0.66	200,000	$132,000.00	18,000,914	2012-06-05	Filing
MRVC	$0.96	810	$777.60	8,518,630	2012-05-25	Filing
MRVC	$0.96	1,690	$1,622.40	17,800,914	2012-05-25	Filing
MRVC	$0.95	1,961	$1,862.95	8,517,820	2012-05-21	Filing
MRVC	$0.94	33,681	$31,626.46	8,515,859	2012-05-18	Filing
MRVC	$0.93	24,043	$22,280.65	8,482,178	2012-05-17	Filing
MRVC	$0.95	4,089	$3,884.55	17,799,224	2012-05-21	Filing
MRVC	$0.94	70,210	$65,927.19	17,795,135	2012-05-18	Filing
MRVC	$0.93	42,957	$39,808.25	17,724,925	2012-05-17	Filing
MRVC	$1.06	44,739	$47,244.38	8,458,135	2012-05-10	Filing