Filing Details

Accession Number:
0001280452-13-000134
Form Type:
4
Zero Holdings:
No
Publication Time:
2013-04-03 20:37:28
Reporting Period:
2013-04-02
Filing Date:
2013-04-03
Accepted Time:
2013-04-03 20:37:28
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
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2013-04-02 1,161 $23.26 118,562 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 3,000 Indirect S.Tseng Charity Fund
Footnotes
  1. In accordance with the reporting person's 10b5-1 trading plan.
  2. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $23.25 to $23.26. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.