BB BIOTECH AG 13D and 13G filings for Generation Bio Co.:
- 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.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-12-09 6:18 pm Sale |
2024-12-05 | 13G | Generation Bio Co. GBIO |
BB BIOTECH AG | 3,310,869 5.000% |
-297,411 (-8.24%) |
Filing |
| 2024-02-13 06:17 am Unchanged |
2023-12-31 | 13G | Generation Bio Co. GBIO |
BB BIOTECH AG | 3,608,280 5.500% |
0 (Unchanged) |
Filing |
| 2023-02-14 4:18 pm Sale |
2022-12-31 | 13G | Generation Bio Co. GBIO |
BB BIOTECH AG | 3,608,280 6.100% |
-244,900 (-6.36%) |
Filing |
| 2022-02-11 4:44 pm Purchase |
2021-12-31 | 13G | Generation Bio Co. GBIO |
BB BIOTECH AG | 3,853,180 6.800% |
1,460,000 (+61.01%) |
Filing |
| 2021-01-08 09:52 am Purchase |
2020-12-31 | 13G | Generation Bio Co. GBIO |
BB BIOTECH AG | 2,393,180 5.100% |
2,393,180 (New Position) |
Filing |