Filing Details

Accession Number:
0001280452-15-000129
Form Type:
4
Zero Holdings:
No
Publication Time:
2015-08-11 18:56:31
Reporting Period:
2015-08-10
Filing Date:
2015-08-11
Accepted Time:
2015-08-11 18:56:31
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
1308676 Michael Hsing 79 Great Oaks Blvd
San Jose CA 95119
Ceo Yes 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 2015-08-10 204 $51.30 1,059,930 No 4 S Direct
Common Stock Disposition 2015-08-10 4,326 $51.30 1,055,604 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
No 4 S Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 29,000 Indirect Hsing Fam Foundation
Common Stock 133,040 Indirect by M Hsing 04 Trust
Footnotes
  1. Shares sold to pay tax obligations resulting from the vesting of restricted stock units.