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Filing Details

Accession Number:
Form Type:
Zero Holdings:
Publication Time:
2012-05-08 20:14:53
Reporting Period:
Filing Date:
Accepted Time:
2012-05-08 20:14:53
SEC Url:
Form 4 Filing
Cik Name Symbol Sector (SIC) IRS No
1280452 Monolithic Power Systems Inc MPWR Semiconductors & Related Devices (3674) 770466789
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1360833 Maurice Sciammas 6409 Guadalupe Mines Road
San Jose CA 95120
Sr. V.p.of Sales And Marketing 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 2012-05-08 1,204 $20.28 128,320 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 74,004 Indirect by Family Trust
Common Stock 16,371 Indirect byC Sciammas 04 TRST
Common Stock 16,371 Indirect byM Sciammas 04 Trst
  1. Shares sold to pay tax obligations resulting from the vesting of restricted stock units.