BLUEBIRD BIO INC's ticker is and the CUSIP is 09609G900. A total of 5 filers reported holding BLUEBIRD BIO INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q1 2021 | $329,000 | -30.3% | 109 | 0.0% | 0.01% | -33.3% |
Q4 2020 | $472,000 | +10.5% | 109 | +17.2% | 0.02% | -48.6% |
Q1 2020 | $427,000 | -75.8% | 93 | -51.6% | 0.04% | -78.4% |
Q3 2019 | $1,762,000 | -72.9% | 192 | -70.7% | 0.16% | -82.9% |
Q4 2018 | $6,506,000 | -34.2% | 656 | +4.1% | 0.95% | +10.1% |
Q2 2018 | $9,888,000 | – | 630 | – | 0.86% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
SABBY MANAGEMENT, LLC | 1,380 | $9,354,000 | 0.35% |
SIMPLEX TRADING, LLC | 416 | $360,000 | 0.02% |
GROUP ONE TRADING, L.P. | 31,700 | $2,149,000 | 0.02% |