BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 238 filers reported holding BLUEBIRD BIO INC in Q1 2021. The put-call ratio across all filers is 1.69 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $150,000 | -76.2% | 30,900 | +47.7% | 0.00% | -66.7% |
| Q1 2021 | $631,000 | -89.1% | 20,914 | -84.3% | 0.00% | -88.0% |
| Q4 2020 | $5,772,000 | -38.3% | 133,379 | -23.1% | 0.02% | -32.4% |
| Q3 2020 | $9,359,000 | +85.7% | 173,461 | +110.0% | 0.04% | +48.0% |
| Q2 2020 | $5,041,000 | +317.3% | 82,585 | +975.2% | 0.02% | +400.0% |
| Q1 2019 | $1,208,000 | +35.6% | 7,681 | +25.7% | 0.01% | +66.7% |
| Q3 2018 | $891,000 | +82.2% | 6,109 | +95.8% | 0.00% | +50.0% |
| Q2 2018 | $489,000 | -91.5% | 3,120 | -90.8% | 0.00% | -92.3% |
| Q1 2018 | $5,779,000 | – | 33,846 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Monashee Investment Management LLC | 125,000 | $13,131,000 | 5.55% |
| Cormorant Asset Management, LP | 275,000 | $28,889,000 | 4.79% |
| Eventide Asset Management | 569,700 | $59,847,000 | 3.73% |
| Crosspoint Capital Strategies, LLC | 28,937 | $3,040,000 | 2.66% |
| Casdin Capital, LLC | 65,000 | $6,828,000 | 2.53% |
| ARK Investment Management | 119,683 | $12,573,000 | 2.45% |
| RTW INVESTMENTS, LP | 104,383 | $10,965,000 | 2.31% |
| Taylor Wealth Management Partners | 38,368 | $4,031,000 | 1.82% |
| First Light Asset Management, LLC | 33,780 | $3,549,000 | 1.19% |
| Atika Capital Management LLC | 25,000 | $2,627,000 | 0.92% |