SEC Form 4 · accession 0001280452-18-000071
MONOLITHIC POWER SYSTEMS, INC. · MPWR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Maurice Sciammas
Officer — Sr. V.P.of Sales and Marketing
Period of report
May 3, 2018
Accepted (ET)
May 7, 2018 · 5:18 pm EDT
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 | May 3, 2018 | S | 3,632 | $118.4314 | D | 416,150 | D | |
| Common Stock | May 4, 2018 | S | 2,153 | $122.6625 | D | 413,997 | D | |
| Common Stock | May 7, 2018 | S | 1,600 | $125.00 | D | 412,397 | D | |
| Common Stock | holding | — | — | — | 2,000 | I | by Family Trust |
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.