Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem 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>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-07-16 7:02 pm Sale | 2025-06-30 | 13G | Caribou Biosciences, Inc. CRBU | BlackRock Inc. BLK | 1,843,794 2.000% | -4,437,889 (-70.65%) | Filing History |
| 2025-04-30 10:58 am Purchase | 2025-03-31 | 13G | Caribou Biosciences, Inc. CRBU | The Vanguard Group | 4,522,032 4.860% | 4,522,032 (New Position) | Filing History |
| 2025-04-25 4:40 pm Purchase | 2025-04-22 | 13D | Caribou Biosciences, Inc. CRBU | Haurwitz Rachel E. | 4,716,003 5.000% | 4,716,003 (New Position) | Filing History |
| 2025-04-17 09:35 am Purchase | 2025-03-31 | 13G | Caribou Biosciences, Inc. CRBU | BlackRock Inc. BLK | 6,281,683 6.800% | 6,281,683 (New Position) | Filing History |
| 2025-02-14 5:56 pm Purchase | 2024-12-31 | 13G | Caribou Biosciences, Inc. CRBU | BANK OF AMERICA CORP BAC | 1,951,065 2.200% | 1,951,065 (New Position) | Filing History |
| 2024-12-06 4:06 pm Unchanged | 2024-12-06 | 13D | Caribou Biosciences, Inc. CRBU | Haurwitz Rachel E. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-14 7:53 pm Unchanged | 2024-11-14 | 13G | Caribou Biosciences, Inc. CRBU | Point72 Asset Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-14 6:08 pm Unchanged | 2024-11-14 | 13G | Caribou Biosciences, Inc. CRBU | Avidity Partners Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-14 4:03 pm Unchanged | 2024-11-14 | 13G | Caribou Biosciences, Inc. CRBU | Partner Fund Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-14 11:58 am Unchanged | 2024-11-14 | 13G | Caribou Biosciences, Inc. CRBU | BANK OF AMERICA CORP BAC | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-12 1:25 pm Unchanged | 2024-11-12 | 13G | Caribou Biosciences, Inc. CRBU | The Vanguard Group | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-11-04 11:21 am Unchanged | 2024-11-04 | 13G | Caribou Biosciences, Inc. CRBU | The Vanguard Group | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-10-17 12:12 pm Unchanged | 2024-10-17 | 13G | Caribou Biosciences, Inc. CRBU | STATE STREET CORP STT | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-02-23 4:15 pm Unchanged | 2024-02-23 | 13G | Caribou Biosciences, Inc. CRBU | Point72 Asset Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-02-14 4:06 pm Unchanged | 2024-02-14 | 13G | Caribou Biosciences, Inc. CRBU | Partner Fund Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-02-14 06:30 am Unchanged | 2024-02-14 | 13G | Caribou Biosciences, Inc. CRBU | Point72 Asset Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-01-25 4:59 pm Unchanged | 2024-01-25 | 13G | Caribou Biosciences, Inc. CRBU | BlackRock Inc. BLK | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-01-25 07:20 am Unchanged | 2024-01-25 | 13G | Caribou Biosciences, Inc. CRBU | STATE STREET CORP STT | 0 0.000% | 0 (Unchanged) | Filing |
| 2024-01-08 4:18 pm Unchanged | 2024-01-08 | 13G | Caribou Biosciences, Inc. CRBU | Avidity Partners Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-07-20 4:15 pm Unchanged | 2023-07-20 | 13G | Caribou Biosciences, Inc. CRBU | Point72 Asset Management L.P. | 0 0.000% | 0 (Unchanged) | Filing |