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 |
2021-11-12 Sale |
2021-11-16 7:34 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
1,625 | $553.42 | $899,304 | 250,907 (Direct) |
View |
2021-11-08 Sale |
2021-11-10 6:00 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
2,022 | $548.27 | $1,108,602 | 257,409 (Direct) |
View |
2021-10-01 Sale |
2021-10-05 5:02 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,330 | $476.16 | $2,061,773 | 254,554 (Direct) |
View |
2021-08-12 Sale |
2021-08-16 4:43 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
1,651 | $457.1 | $754,672 | 258,861 (Direct) |
View |
2021-08-09 Sale |
2021-08-11 5:09 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
2,053 | $459.12 | $942,573 | 260,512 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 4:44 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,305 | $370.45 | $1,594,787 | 262,565 (Direct) |
View |
2021-05-12 Sale |
2021-05-14 4:52 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
1,741 | $311.82 | $542,885 | 266,870 (Direct) |
View |
2021-05-10 Sale |
2021-05-12 4:16 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
2,196 | $326.41 | $716,806 | 268,611 (Direct) |
View |
2021-04-01 Sale |
2021-04-02 3:06 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,305 | $364.78 | $1,570,363 | 267,212 (Direct) |
View |
2021-02-17 Sale |
2021-02-19 4:38 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
22,026 | $377.82 | $8,321,778 | 271,517 (Direct) |
View |
2021-02-05 Sale |
2021-02-09 7:06 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
17,450 | $367.88 | $6,419,422 | 293,543 (Direct) |
View |
2021-01-14 Sale |
2021-01-19 6:36 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
21,730 | $389.37 | $8,461,107 | 218,642 (Direct) |
View |
2021-01-04 Sale |
2021-01-05 5:49 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,305 | $368.26 | $1,585,364 | 240,372 (Direct) |
View |
2020-11-13 Sale |
2020-11-17 4:18 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,886 | $307.7 | $1,503,418 | 245,321 (Direct) |
View |
2020-11-09 Sale |
2020-11-10 4:05 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,441 | $333.51 | $1,481,097 | 250,207 (Direct) |
View |
2020-10-15 Sale |
2020-10-16 4:05 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
6,495 | $317.48 | $2,062,033 | 254,648 (Direct) |
View |
2020-10-01 Sale |
2020-10-02 4:02 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,305 | $280.5 | $1,207,568 | 261,143 (Direct) |
View |
2020-08-19 Sale |
2020-08-20 5:08 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,982 | $277.23 | $1,381,171 | 265,513 (Direct) |
View |
2020-08-10 Sale |
2020-08-12 4:03 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,410 | $274.4 | $1,210,111 | 270,365 (Direct) |
View |
2020-07-15 Sale |
2020-07-17 4:02 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
6,495 | $246.06 | $1,598,147 | 274,775 (Direct) |
View |
2020-07-01 Sale |
2020-07-06 5:06 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,305 | $235.16 | $1,012,364 | 281,270 (Direct) |
View |
2020-05-18 Sale |
2020-05-20 4:02 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,762 | $200.1 | $952,895 | 285,575 (Direct) |
View |
2020-05-08 Sale |
2020-05-12 5:23 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
4,565 | $208.67 | $952,568 | 290,337 (Direct) |
View |
2020-04-29 Sale |
2020-05-01 4:38 pm |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
18,171 | $200 | $3,634,225 | 294,902 (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 |
2021-08-03 Option Award |
2021-08-05 5:08 pm |
N/A N/A |
Super Micro Computer Inc. | SMCI | Tseng Saria Director |
5,807 | $0 | 5,807 (Direct) |
View |
2021-06-30 Exercise |
2021-07-02 5:08 pm |
N/A N/A |
Super Micro Computer Inc. | SMCI | Tseng Saria Director |
8,289 | $0 | 29,889 (Direct) |
View |
2021-05-10 Exercise |
2021-05-12 6:05 pm |
N/A N/A |
Super Micro Computer Inc. | SMCI | Tseng Saria Director |
21,600 | $0 | 21,600 (Direct) |
View |
2021-04-22 Option Award |
2021-04-26 5:16 pm |
N/A N/A |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
2,895 | $30 | 270,751 (Direct) |
View |
2021-02-02 Exercise |
2021-02-04 7:53 pm |
N/A N/A |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
32,165 | $0 | 310,993 (Direct) |
View |
2021-02-02 Option Award |
2021-02-04 7:53 pm |
N/A N/A |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
60,186 | $30 | 310,993 (Direct) |
View |
2020-08-21 Option Award |
2020-08-25 4:45 pm |
N/A N/A |
Super Micro Computer Inc. | SMCI | Tseng Saria Director |
8,289 | $0 | 8,289 (Direct) |
View |
2020-08-17 Other |
2020-08-20 5:08 pm |
N/A N/A |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
65 | $157.53 | 265,513 (Direct) |
View |
2020-07-21 Option Award |
2020-07-23 5:01 pm |
N/A N/A |
MONOLITHIC POWER SYSTEMS INC | MPWR | Tseng Saria VP & General Counsel |
32,165 | $0 | 32,165 (Direct) |
View |