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Home > Insider Trading > Filing (0001280452-13-000308)

Filing Details

Accession Number:: 0001280452-13-000308
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2013-11-07 18:46:39
Reporting Period:: 2013-11-05

Filing Date:: 2013-11-07
Accepted Time:: 2013-11-07 18:46:39
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	79 Great Oaks Blvd San Jose CA 95119	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	Disposition	2013-11-05	1,816	$31.44	54,894	No	4	S	Direct
Common Stock	Disposition	2013-11-05	1,653	$31.44	53,241	No	4	S	Direct
Common Stock	Disposition	2013-11-07	694	$31.93	52,547	No	4	S	Direct
Common Stock	Disposition	2013-11-07	636	$31.93	51,911	No	4	S	Direct

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

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	2,000	Indirect	S.Tseng Charity Fund

Footnotes

Shares sold to pay tax obligations resulting from the vesting of restricted stock units.
The increase in the beneficially owned shares is due to the equitable stock dividend adjustment approved by the Board of Director as a result of dividend Payment to shareholders on December 28, 2012. Stock dividends will release according to the same vesting schedule as the original grants.
In accordance with the reporting person's 10b5-1 trading plan.