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Home > Insider Trading > Filing (0001280452-10-000161)

Filing Details

Accession Number:: 0001280452-10-000161
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-06-16 13:00:00
Reporting Period:: 2010-06-16

Filing Date:: 2010-06-16
Accepted Time:: 2010-06-16 18:27:53
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
1338196	Rick Neely	6409 Guadalupe Mines Road San Jose CA 95120	Sr. Vp And Cfo	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	2010-06-16	2,000	$11.85	33,875	No	4	M	Direct
Common Stock	Disposition	2010-06-16	401	$20.50	33,474	No	4	S	Direct
Common Stock	Disposition	2010-06-16	1,199	$20.52	32,275	No	4	S	Direct
Common Stock	Disposition	2010-06-16	400	$20.53	31,875	No	4	S	Direct

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

Reported Derivative Transactions

Show Other Fields >>

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2010-06-16	2,000	$0.00	2,000	$11.85

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
49,557	2008-10-26	2013-10-26	No	4	M	Direct

Footnotes

In accordance with the reporting person's 10b5-1 trading plan.