BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 272 filers reported holding BLUEBIRD BIO INC in Q4 2020. The put-call ratio across all filers is 1.17 and the average weighting 0.1%.
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- Annual reports (10-K)
- Quarterly reports (10-Q)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $59,128 | -25.9% | 19,450 | -19.9% | 0.00% | – |
| Q2 2023 | $79,842 | +3.6% | 24,268 | +0.1% | 0.00% | – |
| Q1 2023 | $77,067 | -55.4% | 24,235 | -2.9% | 0.00% | – |
| Q4 2022 | $172,772 | +12.2% | 24,967 | +2.4% | 0.00% | – |
| Q3 2022 | $154,000 | -84.1% | 24,389 | -24.1% | 0.00% | – |
| Q1 2021 | $968,000 | -72.6% | 32,116 | -60.6% | 0.00% | -100.0% |
| Q4 2020 | $3,530,000 | -18.8% | 81,584 | +1.2% | 0.00% | -50.0% |
| Q3 2020 | $4,348,000 | -17.2% | 80,591 | +0.2% | 0.00% | -33.3% |
| Q2 2020 | $5,253,000 | +43.1% | 80,411 | +0.7% | 0.00% | +50.0% |
| Q1 2020 | $3,671,000 | -47.2% | 79,884 | +0.9% | 0.00% | -50.0% |
| Q4 2019 | $6,950,000 | -49.1% | 79,200 | -46.7% | 0.00% | -42.9% |
| Q3 2019 | $13,654,000 | -27.8% | 148,700 | 0.0% | 0.01% | -30.0% |
| Q2 2019 | $18,915,000 | -19.1% | 148,700 | 0.0% | 0.01% | -23.1% |
| Q1 2019 | $23,395,000 | +58.6% | 148,700 | 0.0% | 0.01% | +44.4% |
| Q4 2018 | $14,751,000 | -73.6% | 148,700 | -61.2% | 0.01% | -67.9% |
| Q3 2018 | $55,944,000 | -8.2% | 383,178 | -1.3% | 0.03% | -9.7% |
| Q2 2018 | $60,959,000 | -6.4% | 388,400 | +1.8% | 0.03% | -6.1% |
| Q1 2018 | $65,141,000 | -46.8% | 381,500 | -44.5% | 0.03% | -44.1% |
| Q4 2017 | $122,337,000 | +83.3% | 686,900 | +41.3% | 0.06% | +78.8% |
| Q3 2017 | $66,752,000 | +30.7% | 486,000 | 0.0% | 0.03% | +32.0% |
| Q2 2017 | $51,054,000 | -41.8% | 486,000 | -49.7% | 0.02% | -44.4% |
| Q1 2017 | $87,782,000 | +53.8% | 965,700 | +4.4% | 0.04% | +50.0% |
| Q4 2016 | $57,091,000 | -27.5% | 925,300 | -20.4% | 0.03% | -26.8% |
| Q3 2016 | $78,749,000 | +56.6% | 1,161,832 | 0.0% | 0.04% | +51.9% |
| Q2 2016 | $50,296,000 | +22.6% | 1,161,832 | +20.3% | 0.03% | +22.7% |
| Q1 2016 | $41,036,000 | -16.5% | 965,561 | +26.1% | 0.02% | -12.0% |
| Q4 2015 | $49,171,000 | -20.1% | 765,661 | +6.4% | 0.02% | -16.7% |
| Q3 2015 | $61,571,000 | -47.9% | 719,704 | +2.5% | 0.03% | -44.4% |
| Q2 2015 | $118,196,000 | +115.5% | 702,001 | +54.6% | 0.05% | +116.0% |
| Q1 2015 | $54,846,000 | +39.4% | 454,132 | +5.9% | 0.02% | +38.9% |
| Q4 2014 | $39,332,000 | +140.2% | 428,832 | -6.0% | 0.02% | +157.1% |
| Q3 2014 | $16,373,000 | +25.4% | 456,332 | +34.8% | 0.01% | +16.7% |
| Q2 2014 | $13,057,000 | +69.6% | 338,532 | 0.0% | 0.01% | +50.0% |
| Q1 2014 | $7,698,000 | +11.6% | 338,532 | +2.9% | 0.00% | +33.3% |
| Q4 2013 | $6,899,000 | -24.7% | 328,832 | -3.2% | 0.00% | -40.0% |
| Q3 2013 | $9,156,000 | – | 339,632 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 5,910,687 | $24,470,000 | 3.71% |
| Monaco Asset Management SAM | 306,142 | $1,267,000 | 0.55% |
| Parametrica Management Ltd | 90,105 | $374,000 | 0.41% |
| Kamunting Street Capital Management, L.P. | 55,200 | $229,000 | 0.31% |
| Birchview Capital, LP | 98,000 | $406,000 | 0.30% |
| Kamunting Street Capital Management, L.P. | 35,000 | $145,000 | 0.20% |
| PDT Partners, LLC | 519,477 | $2,151,000 | 0.19% |
| Graham Capital Management, L.P. | 781,912 | $3,237,000 | 0.13% |
| CAXTON ASSOCIATES LP | 220,154 | $911,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $10,349,000 | 0.06% |