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 |
2020-10-07 Sale |
2020-10-09 4:10 pm |
MASIMO CORP | MASI | Lee Yongsam EVP, CIO |
10,000 | $250 | $2,500,000 | 91,000 (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 |
2021-02-26 Option Award |
2021-03-02 4:20 pm |
2022-02-26 2031-02-26 |
MASIMO CORP | MASI | Lee Yongsam EVP, CIO |
2,637 | $250.73 | 2,637 (Direct) |
View |
2021-02-22 Option Award |
2021-02-24 4:13 pm |
N/A N/A |
MASIMO CORP | MASI | Lee Yongsam EVP, CIO |
14,593 | $0 | 91,593 (Direct) |
View |
2021-01-02 Exercise |
2021-01-06 4:16 pm |
N/A N/A |
MASIMO CORP | MASI | Lee Yongsam EVP, CIO |
2,000 | $0 | 79,000 (Direct) |
View |
2020-10-07 Exercise |
2020-10-09 4:10 pm |
2017-02-28 2026-02-28 |
MASIMO CORP | MASI | Lee Yongsam EVP, CIO |
10,000 | $37.84 | 91,000 (Direct) |
View |