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 |
| 2024-11-08 Sale | 2024-11-13 5:16 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 866 | $765.14 | $662,611 | 186,085 (Indirect Direct) | View |
| 2024-08-27 Sale | 2024-08-29 5:05 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 9,259 | $950 | $8,796,050 | 186,951 (Indirect Direct) | View |
| 2024-08-22 Sale | 2024-08-22 7:48 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 10,000 | $950 | $9,500,000 | 196,210 (Indirect Direct) | View |
| 2024-08-08 Sale | 2024-08-12 2:41 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 859 | $778.39 | $668,637 | 206,200 (Indirect Direct) | View |
| 2024-07-22 Sale | 2024-07-24 4:44 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 3,205 | $831.58 | $2,665,214 | 207,059 (Indirect Direct) | View |
| 2024-05-22 Sale | 2024-05-22 8:20 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 1,300 | $769.4 | $1,000,220 | 210,264 (Indirect Direct) | View |
| 2024-05-08 Sale | 2024-05-09 12:47 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 869 | $690.02 | $599,627 | 211,593 (Indirect Direct) | View |
| 2024-02-08 Sale | 2024-02-09 2:36 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 859 | $680 | $584,120 | 212,426 (Indirect Direct) | View |
| 2024-02-05 Sale | 2024-02-07 11:26 am | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 982 | $641 | $629,462 | 213,285 (Indirect Direct) | View |
| 2024-01-10 Sale | 2024-01-11 11:37 am | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 11,515 | $589.35 | $6,786,331 | 214,267 (Indirect Direct) | View |
| 2024-01-04 Sale | 2024-01-08 2:46 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 25,314 | $583.14 | $14,761,606 | 225,782 (Indirect Direct) | View |
| 2023-11-08 Sale | 2023-11-09 6:04 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 859 | $490.39 | $421,245 | 251,096 (Indirect Direct) | View |
| 2023-11-06 Sale | 2023-11-07 5:03 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 982 | $492.92 | $484,047 | 251,955 (Indirect Direct) | View |
| 2023-10-02 Sale | 2023-10-04 4:21 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 4,305 | $458.3 | $1,972,982 | 252,937 (Indirect Direct) | View |
| 2023-08-08 Sale | 2023-08-10 5:59 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 874 | $530.26 | $463,447 | 257,225 (Indirect Direct) | View |
| 2023-08-04 Sale | 2023-08-07 5:03 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 988 | $526.53 | $520,212 | 258,099 (Indirect Direct) | View |
| 2023-07-21 Sale | 2023-07-25 6:34 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 9,615 | $534.23 | $5,136,621 | 259,087 (Indirect Direct) | View |
| 2023-07-03 Sale | 2023-07-05 4:29 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 4,305 | $537.79 | $2,315,186 | 268,702 (Indirect Direct) | View |
| 2023-05-09 Sale | 2023-05-10 6:04 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 857 | $409.79 | $351,190 | 273,007 (Indirect Direct) | View |
| 2023-05-04 Sale | 2023-05-05 4:39 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 991 | $459.6 | $455,464 | 273,864 (Indirect Direct) | View |
| 2023-05-03 Sale | 2023-05-04 4:41 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 3,462 | $463.55 | $1,604,810 | 274,855 (Indirect Direct) | View |
| 2023-04-03 Sale | 2023-04-06 4:49 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 4,360 | $487.99 | $2,127,636 | 269,632 (Indirect Direct) | View |
| 2023-02-15 Sale | 2023-02-17 4:03 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 1,497 | $530 | $793,410 | 273,992 (Indirect Direct) | View |
| 2023-02-13 Sale | 2023-02-13 7:36 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 1,639 | $492.31 | $806,896 | 275,459 (Indirect Direct) | View |
| 2023-02-09 Sale | 2023-02-10 4:14 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 2,129 | $520 | $1,107,080 | 277,098 (Indirect Direct) | View |
| 2023-02-08 Sale | 2023-02-10 4:13 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 6,922 | $462.41 | $3,200,802 | 279,227 (Indirect Direct) | View |
| 2023-02-06 Sale | 2023-02-08 6:55 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 723 | $446.88 | $323,094 | 286,149 (Indirect Direct) | View |
| 2023-01-24 Sale | 2023-01-25 4:21 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 10,243 | $430 | $4,404,490 | 252,132 (Indirect Direct) | View |
| 2023-01-12 Sale | 2023-01-17 4:51 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 2,980 | $400 | $1,192,000 | 262,375 (Indirect Direct) | View |
| 2023-01-03 Sale | 2023-01-05 4:52 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 5,528 | $344.96 | $1,906,939 | 265,355 (Indirect Direct) | View |
| 2022-11-14 Sale | 2022-11-16 7:00 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 3,762 | $401.92 | $1,512,039 | 270,883 (Indirect Direct) | View |
| 2022-11-04 Sale | 2022-11-07 4:09 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 982 | $343.98 | $337,788 | 274,645 (Indirect Direct) | View |
| 2022-10-03 Sale | 2022-10-04 4:32 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 4,305 | $372.6 | $1,604,043 | 275,647 (Indirect Direct) | View |
| 2022-08-12 Sale | 2022-08-12 6:58 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 1,633 | $525.95 | $858,876 | 279,912 (Indirect Direct) | View |
| 2022-08-04 Sale | 2022-08-08 5:39 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 984 | $522.39 | $514,032 | 281,545 (Indirect Direct) | View |
| 2022-07-01 Sale | 2022-07-06 5:11 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 4,515 | $361.58 | $1,632,534 | 282,529 (Indirect Direct) | View |
| 2022-05-27 Sale | 2022-05-31 3:49 pm | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 1,495 | $457 | $683,215 | 287,044 (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 |
| 2024-08-22 Gift | 2024-08-22 7:48 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 8,968 | $0 | 196,210 (Direct) | View |
| 2024-08-19 Gift | 2024-08-21 4:28 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 30,291 | $0 | 206,210 (Direct) | View |
| 2024-05-10 Gift | 2024-05-10 6:39 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming EVP, Global Operations | 29 | $0 | 211,564 (Direct) | View |
| 2023-11-14 Gift | 2023-11-16 5:03 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 3,391 | $0 | 250,641 (Direct) | View |
| 2023-05-02 Option Award | 2023-05-04 4:41 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 8,685 | $0 | 274,855 (Direct) | View |
| 2023-02-07 Option Award | 2023-02-08 6:55 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 34,740 | $0 | 286,149 (Direct) | View |
| 2022-08-15 Other | 2022-10-04 4:32 pm | N/A N/A | MONOLITHIC POWER SYSTEMS INC | MPWR | Xiao Deming Pres. of MPS Asia Operations | 20 | $414.43 | 275,647 (Direct) | View |