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 |
| 2024-02-12 Sale | 2024-02-13 11:14 am | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 200 | $750.57 | $150,114 | 6,269 (Direct) | View |
| 2022-08-11 Sale | 2022-08-12 6:59 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 200 | $540 | $108,000 | 5,651 (Direct) | View |
| 2022-08-03 Sale | 2022-08-03 7:22 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 200 | $520 | $104,000 | 5,851 (Direct) | View |
| 2021-08-24 Sale | 2021-08-26 6:18 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 300 | $490 | $147,000 | 5,509 (Direct) | View |
| 2021-08-20 Sale | 2021-08-23 4:57 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 300 | $477 | $143,100 | 5,809 (Direct) | View |
| 2021-08-04 Sale | 2021-08-05 5:26 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 400 | $465.22 | $186,088 | 6,109 (Direct) | View |
| 2021-07-23 Sale | 2021-07-26 7:02 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $410 | $205,000 | 6,509 (Direct) | View |
| 2021-07-21 Sale | 2021-07-21 8:18 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 1,000 | $402.51 | $402,510 | 7,009 (Direct) | View |
| 2021-07-14 Sale | 2021-07-16 5:03 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 1,000 | $392.66 | $392,660 | 8,009 (Direct) | View |
| 2021-07-07 Sale | 2021-07-08 4:47 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $387.27 | $193,635 | 9,009 (Direct) | View |
| 2021-07-06 Sale | 2021-07-06 6:08 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $380 | $190,000 | 9,509 (Direct) | View |
| 2021-06-28 Sale | 2021-06-28 7:13 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 1,500 | $369.27 | $553,900 | 10,009 (Direct) | View |
| 2021-02-12 Sale | 2021-02-16 8:25 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 200 | $388 | $77,600 | 11,509 (Direct) | View |
| 2020-08-28 Sale | 2020-09-01 4:47 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 393 | $267.16 | $104,994 | 11,176 (Direct) | View |
| 2020-08-05 Sale | 2020-08-07 5:22 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 600 | $279.33 | $167,600 | 11,569 (Direct) | View |
| 2020-07-31 Sale | 2020-08-04 5:43 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $272.17 | $136,086 | 12,169 (Direct) | View |
| 2020-05-12 Sale | 2020-05-14 4:53 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 2,000 | $217 | $434,000 | 12,669 (Direct) | View |
| 2020-05-07 Sale | 2020-05-11 4:50 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 590 | $205 | $120,950 | 14,669 (Direct) | View |
| 2020-05-05 Sale | 2020-05-07 4:23 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $198 | $99,000 | 15,259 (Direct) | View |
| 2020-02-13 Sale | 2020-02-14 5:19 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 500 | $191 | $95,500 | 15,759 (Direct) | View |
| 2020-02-10 Sale | 2020-02-12 5:54 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 2,533 | $183.79 | $465,536 | 15,211 (Direct) | View |
| 2019-08-01 Sale | 2019-08-05 5:10 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 1,747 | $157 | $274,279 | 17,744 (Direct) | View |
| 2019-07-22 Sale | 2019-07-24 4:58 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 2,000 | $148.5 | $297,000 | 19,491 (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 |
| 2024-02-06 Option Award | 2024-02-08 11:35 am | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 348 | $0 | 6,469 (Direct) | View |
| 2023-02-07 Option Award | 2023-02-08 7:53 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 470 | $0 | 6,121 (Direct) | View |
| 2022-02-08 Option Award | 2022-02-09 7:01 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 542 | $0 | 6,051 (Direct) | View |
| 2021-02-02 Option Award | 2021-02-04 7:53 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 533 | $0 | 11,709 (Direct) | View |
| 2020-02-12 Option Award | 2020-02-14 5:19 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Zhou Jeff Director | 1,048 | $0 | 15,759 (Direct) | View |