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 |
| 2024-11-14 4:39 pm Sale | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | Alyeska Investment Group L.P. | 0 0.000% | -345,625 (Position Closed) | Filing History |
| 2024-11-14 4:27 pm Sale | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | Granahan Investment Management LLC | 0 0.000% | -403,885 (Position Closed) | Filing History |
| 2024-11-14 10:32 am Unchanged | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | The Vanguard Group | 523,700 5.400% | 0 (Unchanged) | Filing History |
| 2024-11-13 11:12 am Unchanged | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | The Vanguard Group | 523,700 5.400% | 0 (Unchanged) | Filing History |
| 2024-11-12 5:02 pm Sale | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | GOLDMAN SACHS GROUP INC GS | 109,714 1.100% | -499,338 (-81.99%) | Filing History |
| 2024-11-08 2:17 pm Unchanged | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | BlackRock Inc. BLK | 772,188 8.000% | 0 (Unchanged) | Filing History |
| 2024-11-04 1:30 pm Unchanged | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | The Vanguard Group | 523,700 5.400% | 0 (Unchanged) | Filing History |
| 2024-11-04 11:43 am Purchase | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | The Vanguard Group | 523,700 5.400% | 84,931 (+19.36%) | Filing History |
| 2024-10-22 3:24 pm Purchase | 2024-09-30 | 13G | bluebird bio, Inc. BLUE | BlackRock Inc. BLK | 772,188 8.000% | 323,038 (+71.92%) | Filing History |
| 2024-04-10 09:55 am Sale | 2024-03-31 | 13G | bluebird bio, Inc. BLUE | STATE STREET CORP STT | 171,407 1.800% | -521,879 (-75.28%) | Filing History |
| 2024-02-14 4:06 pm Sale | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | PFM Health Sciences LP | 102,133 1.900% | -198,960 (-66.08%) | Filing History |
| 2024-02-14 4:00 pm Sale | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | TANG CAPITAL PARTNERS LP | 85,000 0.900% | -146,776 (-63.33%) | Filing History |
| 2024-02-14 1:54 pm Purchase | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | Alyeska Investment Group L.P. | 345,625 6.320% | 345,625 (New Position) | Filing History |
| 2024-02-14 09:00 am Purchase | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | Granahan Investment Management LLC | 403,885 7.380% | 403,885 (New Position) | Filing History |
| 2024-02-13 5:00 pm Purchase | 2023-12-29 | 13G | bluebird bio, Inc. BLUE | The Vanguard Group | 438,769 4.610% | 225,453 (+105.69%) | Filing History |
| 2024-02-06 4:49 pm Purchase | 2023-12-29 | 13G | bluebird bio, Inc. BLUE | GOLDMAN SACHS GROUP INC GS | 609,052 6.400% | 609,052 (New Position) | Filing History |
| 2024-01-25 09:11 am Purchase | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | STATE STREET CORP STT | 693,286 7.280% | 109,130 (+18.68%) | Filing History |
| 2024-01-08 4:35 pm Purchase | 2023-12-31 | 13G | bluebird bio, Inc. BLUE | BlackRock Inc. BLK | 449,150 4.700% | 80,791 (+21.93%) | Filing History |
| 2023-04-21 4:08 pm Purchase | 2023-04-11 | 13G | bluebird bio, Inc. BLUE | PFM Health Sciences LP | 301,092 5.700% | 301,092 (New Position) | Filing History |
| 2023-03-10 11:25 am Sale | 2023-02-28 | 13G | bluebird bio, Inc. BLUE | STATE STREET CORP STT | 584,156 11.030% | -53,818 (-8.44%) | Filing History |