BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2022. The put-call ratio across all filers is 1.32 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $204 | -29.9% | 66,978 | -24.4% | 0.02% | -30.4% |
| Q2 2023 | $291 | -0.7% | 88,590 | -3.9% | 0.02% | +9.5% |
| Q1 2023 | $293 | -25.1% | 92,143 | +63.3% | 0.02% | -36.4% |
| Q4 2022 | $391 | -99.9% | 56,432 | -15.4% | 0.03% | -15.4% |
| Q3 2022 | $422,000 | +77.3% | 66,715 | +35.8% | 0.04% | +387.5% |
| Q1 2022 | $238,000 | +23.3% | 49,119 | +153.8% | 0.01% | +14.3% |
| Q4 2021 | $193,000 | – | 19,354 | – | 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% |