Filing Details

Accession Number:
0001280452-17-000038
Form Type:
4
Zero Holdings:
No
Publication Time:
2017-02-28 17:24:31
Reporting Period:
2017-02-15
Filing Date:
2017-02-28
Accepted Time:
2017-02-28 17:24:31
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
1308647 Deming Xiao 79 Great Oaks Blvd
San Jose CA 95119
Pres. Of Mps Asia Operations 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 2017-02-15 169 $63.43 308,699 No 4 J Direct
Common Stock Acquisiton 2017-02-15 104 $63.43 1,256 No 4 J Indirect by Spouse
Common Stock Disposition 2017-02-24 30 $87.48 1,226 No 4 S Indirect by Spouse
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 J Direct
No 4 J Indirect by Spouse
No 4 S Indirect by Spouse
Footnotes
  1. Acquired through the Company's qualified ESPP program.
  2. The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plans.