SEC Form 4 · accession 0001280452-15-000155
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
Oct 30, 2015
Accepted (ET)
Nov 2, 2015 · 7:18 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 StockF2 | Oct 30, 2015 | S | 10,744 | $62.343 | D | 229,107 | D | |
| Common StockF3 | Oct 30, 2015 | S | 679 | $62.3204 | D | 228,428 | D | |
| Common Stock | Nov 2, 2015 | S | 109 | $62.35 | D | 790 | I | by Spouse |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Transaction was executed during an authorized trading window in compliance with the Company's Insider Trading Compliance Program.
- F2The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $62.10 to $62.69. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F3The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $62.14 to $62.70. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F4Shares sold to pay tax obligations resulting from the vesting of restricted stock units.