Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-08-24 Sale | 2026-08-26 7:22 pm | MONOLITHIC POWER SYSTEMS INC. | MPWR | DEAN ROBERT W II Interim CFO | 32 | $1,298 | $41,527 | 7,159 (Indirect Direct) | View |
| 2026-08-17 Sale | 2026-08-19 8:44 pm | MONOLITHIC POWER SYSTEMS INC. | MPWR | DEAN ROBERT W II Interim CFO | 6 | $1,414 | $8,482 | 7,191 (Indirect Direct) | View |
| 2026-08-05 Sale | 2026-08-06 6:20 pm | MONOLITHIC POWER SYSTEMS INC. | MPWR | DEAN ROBERT W II Interim CFO | 105 | $1,344 | $141,148 | 7,197 (Indirect Direct) | View |
| 2026-05-26 Sale | 2026-05-28 7:46 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | DEAN ROBERT W II Interim CFO | 22 | $1,650 | $36,290 | 5,943 (Indirect Direct) | View |
| 2026-05-18 Sale | 2026-05-20 6:52 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | DEAN ROBERT W II Interim CFO | 4 | $1,563 | $6,253 | 5,965 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-08-24 Other | 2026-08-26 7:22 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC. | MPWR | DEAN ROBERT W II Interim CFO | 5 | $0 | 7,159 (Direct) | View |
| 2026-07-25 Option Award | 2026-07-28 6:42 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC. | MPWR | DEAN ROBERT W II Interim CFO | 1,359 | $0 | 7,302 (Direct) | View |
| 2026-05-13 Other | 2026-05-15 4:15 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | DEAN ROBERT W II Interim CFO | 2,156 | $0 | 8,125 (Direct) | View |
Ownership | 2026-03-09 7:05 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | DEAN ROBERT W II Interim CFO | 0 | $0 | 8,125 (Direct) | View |