BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 166 filers reported holding BLUEBIRD BIO INC in Q3 2023. The put-call ratio across all filers is 0.94 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $502,272 | -1.0% | 165,221 | +7.2% | 0.00% | – |
| Q2 2023 | $507,118 | -26.9% | 154,139 | -29.4% | 0.00% | – |
| Q1 2023 | $693,818 | -7.8% | 218,182 | +100.7% | 0.00% | – |
| Q4 2022 | $752,108 | +7.8% | 108,686 | -1.4% | 0.00% | – |
| Q3 2022 | $698,000 | +57.6% | 110,217 | +2.9% | 0.00% | – |
| Q2 2022 | $443,000 | -13.6% | 107,113 | +1.3% | 0.00% | – |
| Q1 2022 | $513,000 | – | 105,756 | +1057460.0% | 0.00% | – |
| Q4 2021 | $0 | -100.0% | 10 | -67.7% | 0.00% | – |
| Q3 2021 | $1,000 | -99.7% | 31 | -99.8% | 0.00% | – |
| Q2 2021 | $399,000 | +4.5% | 12,465 | -1.8% | 0.00% | – |
| Q1 2021 | $382,000 | -76.1% | 12,694 | -65.7% | 0.00% | – |
| Q4 2020 | $1,600,000 | -33.4% | 36,986 | -16.9% | 0.00% | – |
| Q3 2020 | $2,402,000 | -95.2% | 44,531 | -94.6% | 0.00% | -100.0% |
| Q2 2020 | $50,255,000 | -70.3% | 823,325 | -77.6% | 0.01% | -73.9% |
| Q1 2020 | $169,119,000 | -68.5% | 3,679,705 | -39.9% | 0.02% | -61.0% |
| Q4 2019 | $537,156,000 | -25.1% | 6,121,442 | -21.6% | 0.06% | -31.4% |
| Q3 2019 | $717,301,000 | -31.8% | 7,812,029 | -5.5% | 0.09% | -30.1% |
| Q2 2019 | $1,051,751,000 | -18.9% | 8,268,488 | +0.3% | 0.12% | -20.6% |
| Q1 2019 | $1,296,820,000 | +59.3% | 8,242,676 | +0.5% | 0.16% | +39.6% |
| Q4 2018 | $813,853,000 | -31.4% | 8,204,161 | +1.0% | 0.11% | -16.5% |
| Q3 2018 | $1,186,058,000 | +0.5% | 8,123,687 | +8.1% | 0.13% | -2.2% |
| Q2 2018 | $1,179,933,000 | -7.8% | 7,517,890 | +0.3% | 0.14% | -10.5% |
| Q1 2018 | $1,280,203,000 | -2.4% | 7,497,527 | +1.9% | 0.15% | -1.3% |
| Q4 2017 | $1,311,016,000 | +39.6% | 7,361,127 | +7.6% | 0.15% | +35.1% |
| Q3 2017 | $939,255,000 | +33.2% | 6,838,407 | +1.9% | 0.11% | +29.5% |
| Q2 2017 | $705,301,000 | +26.6% | 6,713,949 | +9.6% | 0.09% | +23.9% |
| Q1 2017 | $556,918,000 | +48.2% | 6,126,713 | +0.6% | 0.07% | +42.0% |
| Q4 2016 | $375,689,000 | -0.6% | 6,088,971 | +9.2% | 0.05% | 0.0% |
| Q3 2016 | $377,907,000 | +57.5% | 5,575,494 | +0.6% | 0.05% | +51.5% |
| Q2 2016 | $239,889,000 | +1.9% | 5,541,457 | +0.0% | 0.03% | 0.0% |
| Q1 2016 | $235,413,000 | -33.4% | 5,539,145 | +0.7% | 0.03% | -31.2% |
| Q4 2015 | $353,309,000 | -24.1% | 5,501,537 | +1.1% | 0.05% | -27.3% |
| Q3 2015 | $465,353,000 | -48.5% | 5,439,543 | +1.4% | 0.07% | -43.1% |
| Q2 2015 | $903,404,000 | +58.5% | 5,365,592 | +13.7% | 0.12% | +58.9% |
| Q1 2015 | $570,007,000 | +31.6% | 4,719,778 | -0.0% | 0.07% | +30.4% |
| Q4 2014 | $433,000,000 | +181.6% | 4,720,878 | +10.2% | 0.06% | +166.7% |
| Q3 2014 | $153,755,000 | +8.5% | 4,285,269 | +16.6% | 0.02% | +10.5% |
| Q2 2014 | $141,721,000 | +72.0% | 3,674,395 | +1.4% | 0.02% | +72.7% |
| Q1 2014 | $82,419,000 | +10.2% | 3,624,383 | +1.7% | 0.01% | 0.0% |
| Q4 2013 | $74,786,000 | +77.0% | 3,564,631 | +127.5% | 0.01% | +83.3% |
| Q3 2013 | $42,249,000 | – | 1,567,105 | – | 0.01% | – |
Download | ||||||
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% |