Michael Hsing

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
MPWR	$16.14	5,881	$94,922.28	680,980	2011-05-10	Filing
MPWR	$16.57	5,244	$86,894.13	686,861	2011-05-03	Filing
MPWR	$15.74	4,644	$73,116.06	432,331	2011-02-10	Filing
MPWR	$14.73	578	$8,513.94	283,975	2011-02-03	Filing
MPWR	$14.63	4,420	$64,664.60	284,553	2011-02-01	Filing
MPWR	$15.43	6,670	$102,914.10	288,973	2010-11-10	Filing
MPWR	$17.31	6,304	$109,134.22	295,643	2010-08-12	Filing
MPWR	$21.77	5,895	$128,326.49	276,947	2010-05-11	Filing
MPWR	$25.26	56	$1,414.56	282,842	2010-04-30	Filing
MPWR	$25.25	29,944	$756,086.00	282,898	2010-04-30	Filing
MPWR	$24.25	30,000	$727,500.00	282,842	2010-04-14	Filing
MPWR	$20.89	1,332	$27,828.54	82,842	2010-02-09	Filing
MPWR	$20.20	1,376	$27,795.20	82,798	2010-02-09	Filing
MPWR	$20.80	2,970	$61,773.03	84,174	2010-02-01	Filing
MPWR	$23.23	17,496	$406,440.83	607,320	2009-08-20	Filing
MPWR	$22.82	32,644	$744,870.79	498,566	2009-08-25	Filing
MPWR	$23.45	32,419	$760,384.40	531,210	2009-08-24	Filing
MPWR	$23.34	43,691	$1,019,586.28	563,629	2009-08-21	Filing
MPWR	$23.23	17,496	$406,440.83	607,320	2009-08-20	Filing
MPWR	$19.99	56,826	$1,135,690.34	87,144	2009-05-28	Filing