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 | $128 | -0.8% | 41,942 | +6.7% | 0.00% | 0.0% |
| Q2 2023 | $129 | -0.8% | 39,319 | -4.1% | 0.00% | 0.0% |
| Q1 2023 | $130 | -73.4% | 40,985 | -42.0% | 0.00% | -71.4% |
| Q4 2022 | $489 | -99.8% | 70,609 | +73.9% | 0.01% | +40.0% |
| Q3 2022 | $257,000 | +50.3% | 40,604 | -1.8% | 0.01% | +66.7% |
| Q2 2022 | $171,000 | +3.0% | 41,348 | +20.6% | 0.00% | +50.0% |
| Q1 2022 | $166,000 | -35.9% | 34,291 | +32.4% | 0.00% | -60.0% |
| Q4 2021 | $259,000 | -63.1% | 25,891 | -29.6% | 0.01% | -61.5% |
| Q3 2021 | $702,000 | -69.5% | 36,756 | -49.0% | 0.01% | -71.7% |
| Q2 2021 | $2,303,000 | – | 72,003 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 6,335,528 | $40,104,000 | 4.92% |
| qPULA Trading Management LP | 14,344 | $91,000 | 0.80% |
| Frazier Life Sciences Management, L.P. | 1,440,757 | $9,120,000 | 0.70% |
| Ikarian Capital, LLC | 462,628 | $2,928,000 | 0.58% |
| Birchview Capital, LP | 98,000 | $620,000 | 0.44% |
| HealthCor Management, L.P. | 455,000 | $2,880,000 | 0.36% |
| Financial Advocates Investment Management | 45,071 | $3,538,000 | 0.29% |
| PDT Partners, LLC | 262,767 | $1,663,000 | 0.25% |
| Monaco Asset Management SAM | 80,000 | $506,000 | 0.19% |
| Summit X, LLC | 103,424 | $651,000 | 0.19% |