Filing Details

Accession Number:
0001437749-15-009161
Form Type:
4
Zero Holdings:
No
Publication Time:
2015-05-06 20:06:49
Reporting Period:
2015-05-04
Filing Date:
2015-05-06
Accepted Time:
2015-05-06 20:06:49
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 2015-05-04 353 $52.70 247,225 No 4 S Direct
Common Stock Disposition 2015-05-05 718 $52.54 246,507 No 4 S Direct
Common Stock Disposition 2015-05-06 1,056 $51.36 245,451 No 4 S Direct
Common Stock Disposition 2015-05-06 1,924 $51.36 243,527 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
  1. Shares sold to pay tax obligations resulting from the vesting of restricted stock units.