The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Dean Robert W Ii since 2026.
This trader's CIK number is 1445300.
At the time of last reporting, Dean Robert W Ii was the Interim CFO of Monolithic Power Systems Inc. (stock ticker symbol MPWR).
Also see all insider trading activities at Monolithic Power Systems Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | MPWR | 0 | $0 | 26 | $42,543 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-26 | MPWR | Sale | 22 | 1,649.56 | 36,290 |
| 2026-05-18 | MPWR | Sale | 4 | 1,563.28 | 6,253 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Dean Robert W Ii (Interim CFO of Monolithic Power Systems Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.