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 |
| 2023-02-14 4:06 pm Sale | 2022-12-31 | 13G | Generation Bio Co. GBIO | PFM Health Sciences LP | 290,319 4.900% | -11,052 (-3.67%) | Filing History |
| 2023-02-14 12:40 pm Purchase | 2022-12-31 | 13G | Generation Bio Co. GBIO | T. Rowe Price Investment Management, Inc. | 357,776 6.000% | 357,776 (New Position) | Filing History |
| 2023-02-14 12:38 pm Sale | 2022-12-31 | 13G | Generation Bio Co. GBIO | T. Rowe Price Associates, Inc. | 726,105 12.200% | -138,608 (-16.03%) | Filing History |
| 2023-02-09 11:19 am Sale | 2022-12-30 | 13G | Generation Bio Co. GBIO | The Vanguard Group | 223,150 3.760% | -136,296 (-37.92%) | Filing History |
| 2023-02-09 10:59 am Purchase | 2023-02-09 | 13G | Generation Bio Co. GBIO | FMR LLC | 891,333 14.999% | 37,687 (+4.41%) | Filing History |
| 2023-02-01 5:12 pm Purchase | 2022-12-31 | 13G | Generation Bio Co. GBIO | Farallon Capital Partners, L.P. | 124,938 2.100% | 124,938 (New Position) | Filing History |
| 2023-02-01 4:54 pm Purchase | 2022-12-31 | 13G | Generation Bio Co. GBIO | BlackRock Inc. BLK | 370,807 6.200% | 54,041 (+17.06%) | Filing History |
| 2022-09-06 4:01 pm Purchase | 2022-08-25 | 13G | Generation Bio Co. GBIO | PFM Health Sciences LP | 301,371 5.100% | 301,371 (New Position) | Filing History |
| 2022-02-14 2:34 pm Purchase | 2021-12-31 | 13G | Generation Bio Co. GBIO | T. Rowe Price Associates, Inc. | 864,712 15.100% | 230,351 (+36.31%) | Filing History |
| 2022-02-11 5:06 pm Sale | 2021-12-31 | 13G | Generation Bio Co. GBIO | Atlas Venture Fund X, L.P. | 711,194 12.500% | -300,000 (-29.67%) | Filing History |
| 2022-02-11 4:44 pm Purchase | 2021-12-31 | 13G | Generation Bio Co. GBIO | BB BIOTECH AG | 385,318 6.800% | 146,000 (+61.01%) | Filing History |
| 2022-02-11 06:33 am Unchanged | 2021-12-31 | 13G | Generation Bio Co. GBIO | Artal Participations S.a r.l | 281,419 4.900% | 0 (Unchanged) | Filing History |
| 2022-02-10 08:11 am Purchase | 2021-12-31 | 13G | Generation Bio Co. GBIO | The Vanguard Group | 359,446 6.320% | 359,446 (New Position) | Filing History |
| 2022-02-09 09:19 am Purchase | 2022-02-08 | 13G | Generation Bio Co. GBIO | FMR LLC | 853,646 14.999% | 135,560 (+18.88%) | Filing History |
| 2022-02-04 4:12 pm Purchase | 2021-12-31 | 13G | Generation Bio Co. GBIO | BlackRock Inc. BLK | 316,766 5.600% | 316,766 (New Position) | Filing History |
| 2022-02-03 09:23 am Purchase | 2021-12-31 | 13G | Generation Bio Co. GBIO | FARALLON CAPITAL MANAGEMENT LLC | 350,000 6.200% | 22,950 (+7.02%) | Filing History |
| 2021-02-16 5:28 pm Purchase | 2020-12-31 | 13G | Generation Bio Co. GBIO | Atlas Venture Fund X, L.P. | 1,011,194 21.700% | 1,011,194 (New Position) | Filing History |
| 2021-02-12 8:59 pm Unchanged | 2020-12-31 | 13G | Generation Bio Co. GBIO | Artal Participations S.a r.l | 281,419 6.000% | 0 (Unchanged) | Filing History |
| 2021-02-10 12:15 pm Purchase | 2021-01-31 | 13G | Generation Bio Co. GBIO | T. Rowe Price Associates, Inc. | 634,361 11.300% | 194,943 (+44.36%) | Filing History |
| 2021-02-10 12:15 pm Purchase | 2020-12-31 | 13G | Generation Bio Co. GBIO | T. Rowe Price Associates, Inc. | 439,418 9.400% | 439,418 (New Position) | Filing History |