SEC Form 4 · accession 0001280452-17-000033
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 10, 2017
Accepted (ET)
Feb 14, 2017 · 8:05 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 Stock | Feb 10, 2017 | S | 18,201 | $89.294 | D | 322,152 | D | |
| Common Stock | Feb 14, 2017 | S | 13,622 | $85.197 | D | 308,530 | D | |
| Common Stock | holding | — | — | — | 1,152 | I | by Spouse |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plans.
- F2In accordance with the reporting person's 10b5-1 trading plan.