SEC Form 4 · accession 0001280452-17-000038
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 15, 2017
Accepted (ET)
Feb 28, 2017 · 5:24 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 15, 2017 | J | 169 | $63.427 | A | 308,699 | D | |
| Common Stock | Feb 15, 2017 | J | 104 | $63.427 | A | 1,256 | I | by Spouse |
| Common Stock | Feb 24, 2017 | S | 30 | $87.48 | D | 1,226 | I | by Spouse |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Acquired through the Company's qualified ESPP program.
- F2The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plans.