BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 296 filers reported holding BLUEBIRD BIO INC in Q1 2019. The put-call ratio across all filers is 0.60 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 | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $483,000 | -12.8% | 5,577 | -7.5% | 0.00% | -25.0% |
| Q3 2019 | $554,000 | +191.6% | 6,030 | +302.8% | 0.00% | +300.0% |
| Q2 2019 | $190,000 | -63.5% | 1,497 | -54.8% | 0.00% | -75.0% |
| Q1 2019 | $521,000 | +242.8% | 3,314 | +115.5% | 0.00% | +300.0% |
| Q4 2018 | $152,000 | -16.5% | 1,538 | +23.4% | 0.00% | -50.0% |
| Q3 2018 | $182,000 | -8.5% | 1,246 | +6.2% | 0.00% | 0.0% |
| Q2 2018 | $199,000 | 0.0% | 1,173 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $199,000 | -6.6% | 1,173 | -2.1% | 0.00% | 0.0% |
| Q4 2017 | $213,000 | +56.6% | 1,198 | +20.8% | 0.00% | +100.0% |
| Q3 2017 | $136,000 | +615.8% | 992 | +454.2% | 0.00% | – |
| Q2 2017 | $19,000 | 0.0% | 179 | -13.1% | 0.00% | – |
| Q1 2017 | $19,000 | +58.3% | 206 | +5.1% | 0.00% | – |
| Q4 2016 | $12,000 | +140.0% | 196 | +145.0% | 0.00% | – |
| Q3 2016 | $5,000 | -44.4% | 80 | -61.9% | 0.00% | – |
| Q2 2016 | $9,000 | -30.8% | 210 | +162.5% | 0.00% | – |
| Q2 2015 | $13,000 | -55.2% | 80 | -66.8% | 0.00% | -100.0% |
| Q1 2015 | $29,000 | +480.0% | 241 | +322.8% | 0.00% | – |
| Q4 2014 | $5,000 | +150.0% | 57 | 0.0% | 0.00% | – |
| Q3 2014 | $2,000 | 0.0% | 57 | 0.0% | 0.00% | – |
| Q2 2014 | $2,000 | – | 57 | – | 0.00% | – |
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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% |