Filing Details

Accession Number:
0001280452-11-000072
Form Type:
4
Zero Holdings:
No
Publication Time:
2011-03-09 12:00:00
Reporting Period:
2011-02-18
Filing Date:
2011-03-09
Accepted Time:
2011-03-09 14:39:31
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
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2011-02-15 1,460 $13.13 85,542 No 5 J Direct
Common Stock Disposition 2011-02-18 1,460 $16.00 84,082 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 5 J Direct
No 4 S Direct
Footnotes
  1. Acquired through the Company's qualified ESPP program.
  2. Transaction was executed during an authorized trading window in compliance with the Company's Insider Trading Compliance Program.