Filing Details

Accession Number:
0001280452-15-000154
Form Type:
4
Zero Holdings:
No
Publication Time:
2015-11-02 19:17:07
Reporting Period:
2015-10-30
Filing Date:
2015-11-02
Accepted Time:
2015-11-02 19:17:07
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
1292133 K Victor Lee 1539 Queenstown Ct.
Sunnyvale CA 94087
Yes No 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 2015-10-30 3,000 $12.28 23,615 No 4 M Direct
Common Stock Disposition 2015-10-30 3,000 $62.50 20,615 No 4 S Direct
Common Stock Acquisiton 2015-11-02 594 $12.28 21,209 No 4 M Direct
Common Stock Disposition 2015-11-02 594 $63.18 20,615 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Non-Qualified Stock Option (right to buy) Disposition 2015-10-30 3,000 $0.00 3,000 $12.86
Common Stock Non-Qualified Stock Option (right to buy) Disposition 2015-11-02 594 $0.00 594 $12.86
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
22,000 2010-02-18 2016-02-18 No 4 M Direct
21,406 2010-02-18 2016-02-18 No 4 M Direct
Footnotes
  1. Transaction was executed during an authorized trading window in compliance with the Company's Insider Trading Compliance Program.
  2. Option is 100% exercisable on the first anniversary of the date of the option grant, provided the non-employee director remains a director on such date.