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 |
2021-07-06 Purchase |
2021-07-08 6:13 pm |
Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director |
6,250 | $16 | $100,000 | 6,250 (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 |
2024-06-10 Option Award |
2024-06-10 4:41 pm |
N/A 2034-06-09 |
Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director |
25,000 | $0 | 25,000 (Direct) |
View |
2023-06-06 Option Award |
2023-06-07 5:42 pm |
N/A 2033-06-05 |
Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director |
25,000 | $0 | 25,000 (Direct) |
View |
2022-06-15 Option Award |
2022-06-17 4:27 pm |
N/A 2032-06-14 |
Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director |
25,000 | $0 | 25,000 (Direct) |
View |
2021-06-30 Option Award |
2021-07-02 4:17 pm |
N/A 2031-06-30 |
Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director |
34,000 | $0 | 34,000 (Direct) |
View |