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 |
| 2023-11-16 Sale | 2023-11-20 4:50 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 3,800 | $538.94 | $2,047,973 | 3,920 (Indirect Direct) | View |
| 2022-12-12 Sale | 2022-12-12 6:14 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 40,000 | $386.53 | $15,461,024 | 48,511 (Indirect Direct) | View |
| 2022-09-22 Sale | 2022-09-26 7:47 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 9,800 | $385.89 | $3,781,697 | 87,969 (Indirect Direct) | View |
| 2021-11-12 Sale | 2021-11-18 7:49 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 2,000 | $555.31 | $1,110,620 | 564,327 (Indirect Direct) | View |
| 2021-08-06 Sale | 2021-08-10 6:27 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 7,000 | $460.87 | $3,226,058 | 566,327 (Indirect Direct) | View |
| 2021-07-16 Sale | 2021-07-16 5:57 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 12,000 | $381.41 | $4,576,927 | 571,327 (Indirect Direct) | View |
| 2021-06-11 Sale | 2021-06-15 6:08 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 12,603 | $343.41 | $4,327,973 | 583,327 (Indirect Direct) | View |
| 2021-02-09 Sale | 2021-02-11 5:46 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 15,000 | $374.23 | $5,613,387 | 305,664 (Indirect Direct) | View |
| 2020-12-08 Sale | 2020-12-10 4:23 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 15,000 | $320.7 | $4,810,467 | 320,131 (Indirect Direct) | View |
| 2020-11-13 Sale | 2020-11-17 4:42 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 1,000 | $307.7 | $307,699 | 335,131 (Indirect Direct) | View |
| 2020-11-10 Sale | 2020-11-12 4:49 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 15,000 | $308.38 | $4,625,709 | 336,131 (Indirect Direct) | View |
| 2020-09-08 Sale | 2020-09-10 5:11 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 15,000 | $248.03 | $3,720,458 | 351,131 (Indirect Direct) | View |
| 2020-08-26 Sale | 2020-08-27 4:59 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 10,000 | $268.83 | $2,688,254 | 366,131 (Indirect Direct) | View |
| 2020-05-14 Sale | 2020-05-18 4:31 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 10,000 | $195.34 | $1,953,418 | 376,131 (Indirect Direct) | View |
| 2020-05-11 Sale | 2020-05-13 4:49 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 14,000 | $210.43 | $2,945,999 | 386,131 (Indirect Direct) | View |
| 2020-04-13 Sale | 2020-04-15 5:25 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 14,000 | $170.74 | $2,390,423 | 400,131 (Indirect Direct) | View |
| 2020-03-09 Sale | 2020-03-11 5:37 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 19,000 | $152.66 | $2,900,591 | 414,131 (Indirect Direct) | View |
| 2020-02-20 Sale | 2020-02-24 1:40 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 10,000 | $184.38 | $1,843,830 | 433,131 (Indirect Direct) | View |
| 2020-01-13 Sale | 2020-01-15 5:48 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 19,000 | $179.11 | $3,403,134 | 442,083 (Indirect Direct) | View |
| 2019-12-02 Sale | 2019-12-03 4:58 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 19,000 | $158.58 | $3,013,047 | 461,083 (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 |
| 2024-08-29 Gift | 2024-08-29 5:38 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 11,731 | $0 | 16,182 (Indirect) | View |
| 2024-08-08 Gift | 2024-08-12 6:09 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 22,000 | $0 | 27,913 (Indirect) | View |
| 2024-02-13 Gift | 2024-02-14 5:37 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 4,000 | $0 | 11,798 (Indirect) | View |
| 2024-02-12 Gift | 2024-02-12 5:23 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 4,000 | $0 | 7,798 (Indirect) | View |
| 2024-02-06 Option Award | 2024-02-08 11:36 am | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 348 | $0 | 45,529 (Direct) | View |
| 2023-11-16 Gift | 2023-11-20 4:50 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 3,800 | $0 | 3,920 (Indirect) | View |
| 2023-02-07 Option Award | 2023-02-08 7:53 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 470 | $0 | 48,981 (Direct) | View |
| 2022-08-18 Gift | 2022-09-26 7:47 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 172,925 | $0 | 87,969 (Indirect) | View |
| 2022-02-08 Option Award | 2022-02-09 7:00 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 542 | $0 | 564,869 (Direct) | View |
| 2021-02-02 Option Award | 2021-02-04 7:52 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 533 | $0 | 320,664 (Direct) | View |
| 2020-02-12 Option Award | 2020-02-14 5:12 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Moyer James C Director | 1,048 | $0 | 443,131 (Direct) | View |