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 |
| 2026-06-09 Sale | 2026-06-10 4:51 pm | Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director | 6,400 | $2.2301 | $14,273 | 48,150 (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 |
| 2026-06-03 Option Award | 2026-06-05 4:32 pm | N/A 2036-06-03 | Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director | 88,750 | $0 | 107,800 (Direct) | View |
| 2025-06-04 Option Award | 2025-06-05 4:57 pm | N/A 2035-06-04 | Acumen Pharmaceuticals Inc. | ABOS | Fountain Nathan B Director | 32,300 | $0 | 38,550 (Direct) | View |
| 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 |