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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $39,255 | +8.1% | 11,450 | +4.6% | 0.00% | 0.0% |
| Q1 2023 | $36,307 | -64.3% | 10,950 | -25.5% | 0.00% | -62.5% |
| Q4 2022 | $101,610 | -97.1% | 14,690 | -67.4% | 0.01% | -97.3% |
| Q3 2022 | $3,538,000 | +8127.9% | 45,071 | +332.1% | 0.29% | +9633.3% |
| Q2 2022 | $43,000 | -24.6% | 10,430 | -11.8% | 0.00% | -25.0% |
| Q1 2022 | $57,000 | -58.7% | 11,830 | -14.5% | 0.00% | -55.6% |
| Q4 2021 | $138,000 | -89.5% | 13,830 | -69.4% | 0.01% | -89.8% |
| Q3 2021 | $1,310,000 | +92.4% | 45,234 | +766.4% | 0.09% | +95.6% |
| Q2 2021 | $681,000 | -41.7% | 5,221 | -83.7% | 0.04% | -45.8% |
| Q1 2021 | $1,168,000 | +276.8% | 32,023 | +930.7% | 0.08% | +295.2% |
| Q4 2020 | $310,000 | – | 3,107 | – | 0.02% | – |
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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% |