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 |
2021-11-01 Purchase |
2021-11-03 4:27 pm |
INSMED Inc | INSM | Brennan David R Director |
10,000 | $30.15 | $301,500 | 80,876 (Direct) |
View |
2021-07-21 Sale |
2021-07-23 4:44 pm |
ALEXION PHARMACEUTICALS INC. | ALXN | Brennan David R Director |
20,873 | $0 | $0 | 0 (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 |
2024-05-13 Option Award |
2024-05-15 4:17 pm |
N/A N/A |
INSMED Inc | INSM | Brennan David R Director |
13,162 | $0 | 121,875 (Direct) |
View |
2023-05-11 Option Award |
2023-05-15 4:21 pm |
N/A N/A |
INSMED Inc | INSM | Brennan David R Director |
13,192 | $0 | 108,713 (Direct) |
View |
2022-05-11 Option Award |
2022-05-13 6:16 pm |
N/A N/A |
INSMED Inc | INSM | Brennan David R Director |
14,645 | $0 | 95,521 (Direct) |
View |
2021-05-20 Option Award |
2021-05-24 4:25 pm |
N/A N/A |
ALEXION PHARMACEUTICALS INC. | ALXN | Brennan David R Director |
3,336 | $0 | 20,873 (Direct) |
View |
2021-05-12 Option Award |
2021-05-14 4:27 pm |
N/A N/A |
INSMED Inc | INSM | Brennan David R Director |
7,558 | $0 | 70,876 (Direct) |
View |
2020-05-14 Option Award |
2020-05-18 5:22 pm |
N/A N/A |
ALEXION PHARMACEUTICALS INC. | ALXN | Brennan David R Director |
5,896 | $0 | 17,537 (Direct) |
View |
2020-05-12 Option Award |
2020-05-14 8:57 pm |
N/A N/A |
INSMED Inc | INSM | Brennan David R Director |
8,097 | $0 | 63,318 (Direct) |
View |