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Home > Insider Trading > Filing (0001280452-10-000197)

Filing Details

Accession Number:: 0001280452-10-000197
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-08-19 13:00:00
Reporting Period:: 2010-08-19

Filing Date:: 2010-08-19
Accepted Time:: 2010-08-19 18:56:44
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1280452	Monolithic Power Systems Inc	MPWR	Semiconductors & Related Devices (3674)	770466789

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1312593	Saria Tseng	6409 Guadalupe Mines Road San Jose CA 95120	Vp & General Counsel	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2010-08-19	440	$14.55	47,630	No	5	J	Direct
Common Stock	Disposition	2010-08-19	100	$16.89	47,530	No	4	S	Direct
Common Stock	Disposition	2010-08-19	140	$16.95	47,390	No	4	S	Direct
Common Stock	Disposition	2010-08-19	200	$16.98	47,190	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	5	J	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Footnotes

Acquired through the Company's qualified ESPP program.
In accordance with the reporting person's 10b5-1 trading plan.