BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 174 filers reported holding BLUEBIRD BIO INC in Q2 2023. The put-call ratio across all filers is 2.47 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $896 | +80.6% | 649 | +298.2% | 0.00% | – |
| Q3 2023 | $496 | -48.7% | 163 | -44.6% | 0.00% | – |
| Q2 2023 | $967 | +285.3% | 294 | +272.2% | 0.00% | – |
| Q1 2023 | $251 | -95.6% | 79 | -90.3% | 0.00% | -100.0% |
| Q4 2022 | $5,661 | +183.0% | 818 | +165.6% | 0.00% | – |
| Q3 2022 | $2,000 | – | 308 | +528.6% | 0.00% | – |
| Q2 2022 | $0 | -100.0% | 49 | -76.7% | 0.00% | – |
| Q1 2022 | $1,000 | 0.0% | 210 | +57.9% | 0.00% | – |
| Q4 2021 | $1,000 | -66.7% | 133 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $3,000 | +50.0% | 133 | +146.3% | 0.00% | – |
| Q1 2021 | $2,000 | -50.0% | 54 | -40.7% | 0.00% | -100.0% |
| Q4 2020 | $4,000 | +300.0% | 91 | +468.8% | 0.00% | – |
| Q2 2020 | $1,000 | – | 16 | – | 0.00% | – |
| Q1 2020 | $0 | – | 0 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 82,500 | $5,090,000 | 4.20% |
| RTW INVESTMENTS, LP | 122,576 | $7,563,000 | 2.85% |
| Eventide Asset Management | 587,677 | $36,260,000 | 2.36% |
| First Light Asset Management, LLC | 71,246 | $4,396,000 | 1.93% |
| ARK Investment Management | 75,645 | $4,667,000 | 1.70% |
| Taylor Wealth Management Partners | 39,118 | $2,414,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 302,027 | $18,635,000 | 0.77% |
| ARMISTICE CAPITAL, LLC | 40,000 | $2,468,000 | 0.58% |
| Artal Group S.A. | 422,536 | $26,070,000 | 0.58% |
| Baillie Gifford | 5,164,467 | $318,647,000 | 0.52% |