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%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $1,383,808 | +68.8% | 455,200 | +82.7% | 1.18% | +91.5% |
Q2 2023 | $819,868 | +129421.0% | 249,200 | +25.1% | 0.62% | +24.0% |
Q1 2023 | $633 | -6.6% | 199,200 | +103.3% | 0.50% | +3.5% |
Q4 2022 | $678 | -99.9% | 98,000 | 0.0% | 0.48% | +9.6% |
Q3 2022 | $620,000 | +52.7% | 98,000 | 0.0% | 0.44% | +48.1% |
Q2 2022 | $406,000 | -0.2% | 98,000 | +16.7% | 0.30% | +0.7% |
Q1 2022 | $407,000 | -51.5% | 84,000 | 0.0% | 0.29% | -45.8% |
Q4 2021 | $839,000 | -47.7% | 84,000 | 0.0% | 0.54% | -50.5% |
Q3 2021 | $1,605,000 | -32.2% | 84,000 | +13.5% | 1.09% | -22.9% |
Q2 2021 | $2,367,000 | +4.0% | 74,000 | -2.0% | 1.42% | +4.8% |
Q1 2021 | $2,276,000 | -15.2% | 75,500 | +21.8% | 1.35% | -12.6% |
Q4 2020 | $2,683,000 | -58.6% | 62,000 | -48.3% | 1.55% | -28.5% |
Q3 2020 | $6,474,000 | +76.8% | 120,000 | +100.0% | 2.16% | -2.3% |
Q2 2020 | $3,662,000 | – | 60,000 | – | 2.21% | – |
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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% |