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 |
2024-06-17 Sale |
2024-06-18 7:36 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,412 | $73.75 | $104,135 | 45,436 (Direct) |
View |
2024-02-12 Sale |
2024-02-14 9:16 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,727 | $78.02 | $134,734 | 33,828 (Direct) |
View |
2024-02-05 Sale |
2024-02-06 7:46 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
853 | $75.42 | $64,333 | 33,621 (Direct) |
View |
2023-06-15 Sale |
2023-06-16 6:58 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,381 | $91.43 | $126,264 | 34,474 (Direct) |
View |
2023-02-08 Sale |
2023-02-09 6:44 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
524 | $85.2 | $44,644 | 25,955 (Direct) |
View |
2023-02-03 Sale |
2023-02-06 7:15 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
818 | $89.06 | $72,850 | 24,979 (Direct) |
View |
2022-06-15 Sale |
2022-06-16 8:25 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,369 | $77 | $105,413 | 25,797 (Direct) |
View |
2022-02-08 Sale |
2022-02-10 6:01 pm |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,829 | $85.15 | $155,737 | 27,166 (Direct) |
View |
2021-04-09 Sale |
2021-04-13 6:07 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
3,977 | $12 | $47,724 | 127,252 (Direct) |
View |
2021-03-25 Sale |
2021-03-26 9:13 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
3,646 | $11.85 | $43,205 | 85,229 (Direct) |
View |
2021-03-22 Sale |
2021-03-23 5:11 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
8,628 | $12.94 | $111,646 | 103,283 (Direct) |
View |
2021-02-08 Sale |
2021-02-10 5:49 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
3,447 | $12.53 | $43,191 | 87,011 (Direct) |
View |
2021-01-22 Sale |
2021-01-26 6:09 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
5,825 | $12.24 | $71,298 | 90,458 (Direct) |
View |
2020-07-30 Sale |
2020-08-03 6:33 pm |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
4,381 | $8.92 | $39,079 | 81,616 (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 |
2024-04-01 Option Award |
2024-04-03 7:55 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
13,020 | $0 | 46,848 (Direct) |
View |
2024-02-12 Option Award |
2024-02-14 9:16 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,934 | $0 | 33,828 (Direct) |
View |
2023-02-09 Option Award |
2023-02-13 7:40 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
9,900 | $0 | 35,855 (Direct) |
View |
2023-02-07 Option Award |
2023-02-09 6:44 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
1,500 | $0 | 25,955 (Direct) |
View |
2022-02-07 Option Award |
2022-02-09 8:34 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
4,846 | $0 | 28,995 (Direct) |
View |
2022-02-02 Option Award |
2022-02-04 5:44 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
8,400 | $0 | 24,149 (Direct) |
View |
2021-07-01 Option Award |
2021-07-06 6:09 pm |
N/A N/A |
POWER INTEGRATIONS INC | POWI | Yee Yang Chiah VP, Worldwide Sales |
15,749 | $0 | 15,749 (Direct) |
View |
2021-04-09 Exercise |
2021-04-13 6:07 pm |
N/A 2024-04-09 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
11,500 | $0 | 127,252 (Direct) |
View |
2021-03-25 Exercise |
2021-03-26 9:13 pm |
N/A 2021-03-25 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
10,542 | $0 | 85,229 (Direct) |
View |
2021-03-22 Exercise |
2021-03-23 5:11 pm |
N/A 2022-03-21 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
24,950 | $0 | 103,283 (Direct) |
View |
2021-02-08 Exercise |
2021-02-10 5:49 pm |
N/A 2025-07-01 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
10,000 | $0 | 87,011 (Direct) |
View |
2021-01-22 Exercise |
2021-01-26 6:09 pm |
N/A 2025-07-01 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
15,000 | $0 | 90,458 (Direct) |
View |
2020-07-30 Exercise |
2020-08-03 6:33 pm |
N/A 2022-07-30 |
NEOPHOTONICS CORP | NPTN | Yee Yang Chiah Senior VP, Global Sales |
12,667 | $0 | 81,616 (Direct) |
View |