SEC Form 4 · accession 0001280452-15-000018
MONOLITHIC POWER SYSTEMS, INC. · MPWR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Deming Xiao
Officer — Pres. of MPS Asia Operations
Period of report
Feb 3, 2015
Accepted (ET)
Feb 5, 2015 · 7:22 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 | 102,204 | $0.00 | A | 236,357 | D | |
| Common Stock | Feb 3, 2015 | S | 2,013 | $47.21 | D | 234,344 | D | |
| Common Stock | Feb 3, 2015 | S | 103 | $47.21 | D | 234,241 | D | |
| Common StockF3 | Feb 3, 2015 | A | 8,071 | $0.00 | A | 242,312 | D | |
| Common StockF2 | Feb 5, 2015 | S | 17,132 | $47.7954 | D | 225,180 | D | |
| Common StockF2 | Feb 5, 2015 | S | 6,911 | $47.7956 | D | 218,269 | D | |
| Common StockF2 | Feb 5, 2015 | S | 820 | $48.0202 | D | 217,449 | D | |
| Common Stock | Feb 3, 2015 | S | 7 | $47.21 | D | 1,699 | I | by Spouse |
| Common Stock | Feb 3, 2015 | S | 120 | $47.21 | D | 1,579 | I | by Spouse |
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 36,187 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 66,017 additional shares being achieved and granted to the reporting person. Of the restricted stock units that were awarded, 51,101 will vest immediately and 51,103 will vest quarterly in the next two years.
- F2Shares sold to pay tax obligations resulting from the vesting of restricted stock units.
- F31/12 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.