BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 272 filers reported holding BLUEBIRD BIO INC in Q4 2020. The put-call ratio across all filers is 1.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $15,618,845 | -2.2% | 5,137,778 | +5.8% | 0.56% | +13.0% |
| Q2 2023 | $15,977,299 | +247.6% | 4,856,322 | +236.0% | 0.49% | +251.4% |
| Q1 2023 | $4,595,917 | -6.4% | 1,445,257 | +103.7% | 0.14% | -6.7% |
| Q4 2022 | $4,909,941 | +31.7% | 709,529 | +20.4% | 0.15% | +23.0% |
| Q3 2022 | $3,729,000 | +43.4% | 589,083 | +880.4% | 0.12% | +110.3% |
| Q4 2020 | $2,600,000 | -49.2% | 60,085 | -36.6% | 0.06% | -66.7% |
| Q3 2020 | $5,116,000 | -20.9% | 94,821 | -10.5% | 0.17% | -25.6% |
| Q2 2020 | $6,468,000 | – | 105,966 | – | 0.23% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 1,550,000 | $7,518,000 | 1.50% |
| Birchview Capital, LP | 84,000 | $407,000 | 0.29% |
| PDT Partners, LLC | 519,485 | $2,520,000 | 0.22% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 320,922 | $1,556,000 | 0.13% |
| Virtus ETF Advisers LLC | 40,607 | $197,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $12,124,000 | 0.07% |
| Green Alpha Advisors, LLC | 14,660 | $71,000 | 0.05% |
| Quinn Opportunity Partners LLC | 140,824 | $683,000 | 0.03% |
| Rafferty Asset Management, LLC | 979,122 | $4,749,000 | 0.03% |
| Inspire Investing, LLC | 48,724 | $236,000 | 0.03% |