BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 306 filers reported holding BLUEBIRD BIO INC in Q1 2018. The put-call ratio across all filers is 0.94 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $1,444 | -20.2% | 474,900 | -13.7% | 0.00% | -33.3% |
Q2 2023 | $1,810 | -100.0% | 550,200 | -27.3% | 0.00% | -57.1% |
Q3 2022 | $4,793,000 | -58.8% | 757,110 | -73.1% | 0.01% | -50.0% |
Q2 2022 | $11,633,000 | +155.2% | 2,810,000 | +198.9% | 0.01% | +180.0% |
Q1 2022 | $4,559,000 | -82.5% | 940,000 | +55.7% | 0.01% | -82.1% |
Q4 2020 | $26,122,000 | +125.8% | 603,700 | +181.6% | 0.03% | +133.3% |
Q3 2020 | $11,567,000 | -32.1% | 214,400 | +114.8% | 0.01% | +33.3% |
Q2 2018 | $17,041,000 | 0.0% | 99,800 | 0.0% | 0.01% | -52.6% |
Q1 2018 | $17,041,000 | +57.5% | 99,800 | +26.6% | 0.02% | +46.2% |
Q3 2017 | $10,823,000 | +203.1% | 78,800 | -4.5% | 0.01% | +85.7% |
Q2 2016 | $3,571,000 | +117.6% | 82,500 | +113.7% | 0.01% | +133.3% |
Q1 2016 | $1,641,000 | -78.6% | 38,600 | -15.4% | 0.00% | -82.4% |
Q2 2015 | $7,678,000 | +1.7% | 45,600 | -27.0% | 0.02% | +6.2% |
Q1 2015 | $7,548,000 | -37.1% | 62,500 | -52.3% | 0.02% | -44.8% |
Q4 2014 | $12,006,000 | +509.4% | 130,900 | +138.4% | 0.03% | +480.0% |
Q3 2014 | $1,970,000 | – | 54,900 | – | 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% |