BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 207 filers reported holding BLUEBIRD BIO INC in Q3 2016. The put-call ratio across all filers is 1.20 and the average weighting 0.1%.
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Filings
- All filings
- Annual reports (10-K)
- Quarterly reports (10-Q)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $482,400 | -88.8% | 16,000 | -84.0% | 0.01% | -85.3% |
| Q4 2020 | $4,322,673 | -19.9% | 99,900 | -0.1% | 0.03% | -43.3% |
| Q3 2020 | $5,395,000 | +1454.8% | 100,000 | +1222.9% | 0.06% | +1400.0% |
| Q1 2020 | $347,000 | -21.0% | 7,559 | +51.2% | 0.00% | +33.3% |
| Q4 2019 | $439,000 | +42.1% | 5,000 | +48.5% | 0.00% | +50.0% |
| Q3 2019 | $309,000 | -49.4% | 3,368 | -29.8% | 0.00% | -50.0% |
| Q2 2019 | $611,000 | -48.2% | 4,800 | -36.0% | 0.00% | -60.0% |
| Q1 2019 | $1,180,000 | -69.3% | 7,500 | -69.4% | 0.01% | -52.4% |
| Q2 2018 | $3,846,000 | +1776.1% | 24,500 | +1938.3% | 0.02% | +2000.0% |
| Q1 2018 | $205,000 | -96.6% | 1,202 | -97.9% | 0.00% | -97.5% |
| Q2 2017 | $6,040,000 | +34.3% | 57,500 | -21.1% | 0.04% | +53.8% |
| Q4 2016 | $4,498,000 | -30.1% | 72,900 | -23.2% | 0.03% | -23.5% |
| Q3 2016 | $6,433,000 | +147.2% | 94,900 | +57.9% | 0.03% | +183.3% |
| Q2 2016 | $2,602,000 | +141.4% | 60,093 | +376.7% | 0.01% | +71.4% |
| Q3 2015 | $1,078,000 | -56.2% | 12,606 | -13.8% | 0.01% | -46.2% |
| Q2 2015 | $2,462,000 | -70.6% | 14,621 | -78.9% | 0.01% | -72.3% |
| Q1 2015 | $8,360,000 | – | 69,221 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 4,282,827 | $13,019,794 | 1.84% |
| Birchview Capital, LP | 455,200 | $1,383,808 | 1.18% |
| PFM Health Sciences, LP | 6,040,934 | $18,364,439 | 0.86% |
| Lion Point Capital, LP | 531,256 | $1,615,018 | 0.72% |
| Endurant Capital Management LP | 251,785 | $765,426 | 0.69% |
| Bleichroeder LP | 900,000 | $2,736,000 | 0.67% |
| Connacht Asset Management LP | 31,634 | $96,167 | 0.57% |
| Granahan Investment Management | 5,137,778 | $15,618,845 | 0.56% |
| Frazier Life Sciences Management, L.P. | 1,709,907 | $5,198,117 | 0.34% |
| Contrarius Investment Management Ltd | 1,308,002 | $3,976 | 0.22% |