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Home > Insider Trading > Filing (0001280452-10-000080)

Filing Details

Accession Number:: 0001280452-10-000080
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-03-29 13:00:00
Reporting Period:: 2009-08-17

Filing Date:: 2010-03-29
Accepted Time:: 2010-03-29 18:21:57
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
1480603	Meera Rao	6409 Guadalupe Mines Road San Jose CA 95120	Vp Of Finance, Corp Controller	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	2009-08-17	1,346	$11.14	1,346	No	4	J	Direct
Common Stock	Acquisiton	2010-02-16	814	$18.41	2,160	No	4	J	Direct
Common Stock	Disposition	2010-03-29	2,160	$22.18	30,000	No	4	S	Direct

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