SEC Form 4 · accession 0001280452-15-000010
MONOLITHIC POWER SYSTEMS, INC. · MPWR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael Hsing
Officer — CEO · Director
Period of report
Feb 3, 2015
Accepted (ET)
Feb 5, 2015 · 7:10 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001280452
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Feb 3, 2015 | A | 266,125 | $0.00 | A | 634,849 | D | |
| Common StockF2 | Feb 3, 2015 | A | 26,581 | $0.00 | A | 661,430 | D | |
| Common StockF3 | Feb 5, 2015 | S | 21,976 | $47.7955 | D | 639,454 | D | |
| Common StockF3 | Feb 5, 2015 | S | 45,585 | $47.7954 | D | 593,869 | D | |
| Common StockF3 | Feb 5, 2015 | S | 2,699 | $48.0202 | D | 26,301 | I | Hsing Fam Foundation |
| Common Stock | holding | — | — | — | 465,566 | I | By Jointly w/Spouse | |
| Common Stock | holding | — | — | — | 133,040 | I | By S. Hsing 04 Trust | |
| Common Stock | holding | — | — | — | 133,040 | I | by M Hsing 04 Trust |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1On February 11, 2013, the reporting person was granted a target of 94,226 shares of restricted stock units subject to satisfaction of pre-determined, performance-based vesting criteria. On February 3, 2015, the Company's Board of Directors determined that those performance criteria for the restricted stock units had been satisfied, which resulted in 171,899 additional shares being achieved and granted to the reporting person. Of the restricted stock units that were awarded, 133,062 will vest immediately and 133,063 will vest quarterly in the next two years.
- F21/12 of the Restricted Stock Units shall vest quarterly following the Vesting Commencement Date, provided that the Grantee continues to be a Service Provider from the Grant Date through each applicable vesting date.
- F3Shares sold to pay tax obligations resulting from the vesting of restricted stock units.