BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2023. The put-call ratio across all filers is 0.92 and the average weighting 0.0%.
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- Annual reports (20-F)
- Quarterly reports (6-K)
- Insider transactions
- Shareholder votes
- Significant ownership
- Events
EDGAR links
External links
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $80,000 | +25.0% | 26,094 | +35.5% | 0.00% | – |
| Q2 2023 | $64,000 | +12.3% | 19,263 | +7.3% | 0.00% | – |
| Q1 2023 | $57,000 | -58.7% | 17,952 | -9.4% | 0.00% | – |
| Q4 2022 | $138,000 | +165.4% | 19,808 | +144.5% | 0.00% | – |
| Q3 2022 | $52,000 | +79.3% | 8,103 | +12.4% | 0.00% | – |
| Q2 2022 | $29,000 | -12.1% | 7,212 | +5.9% | 0.00% | – |
| Q1 2022 | $33,000 | -74.2% | 6,810 | -47.0% | 0.00% | – |
| Q4 2021 | $128,000 | -38.5% | 12,857 | +18.0% | 0.00% | – |
| Q3 2021 | $208,000 | -98.6% | 10,894 | -97.7% | 0.00% | -100.0% |
| Q2 2021 | $14,879,000 | -86.5% | 465,248 | -87.2% | 0.00% | -87.5% |
| Q1 2021 | $109,862,000 | -23.5% | 3,643,830 | +9.8% | 0.03% | -23.8% |
| Q4 2020 | $143,566,000 | -7.7% | 3,317,930 | +15.1% | 0.04% | -23.6% |
| Q3 2020 | $155,553,000 | -2.7% | 2,883,247 | +10.0% | 0.06% | -12.7% |
| Q2 2020 | $159,923,000 | +207.0% | 2,619,978 | +131.2% | 0.06% | +152.0% |
| Q1 2020 | $52,084,000 | +2141.1% | 1,133,237 | +4179.9% | 0.02% | +2400.0% |
| Q4 2019 | $2,324,000 | -12.5% | 26,478 | -8.5% | 0.00% | 0.0% |
| Q3 2019 | $2,657,000 | -25.0% | 28,943 | +4.0% | 0.00% | 0.0% |
| Q2 2019 | $3,542,000 | -13.6% | 27,842 | +6.8% | 0.00% | -50.0% |
| Q1 2019 | $4,101,000 | +106.0% | 26,058 | +29.8% | 0.00% | +100.0% |
| Q4 2018 | $1,991,000 | -79.7% | 20,071 | -70.1% | 0.00% | -75.0% |
| Q3 2018 | $9,794,000 | +2.2% | 67,069 | +9.9% | 0.00% | 0.0% |
| Q2 2018 | $9,583,000 | +55.8% | 61,054 | +69.5% | 0.00% | +33.3% |
| Q1 2018 | $6,151,000 | -41.5% | 36,023 | -39.0% | 0.00% | -40.0% |
| Q4 2017 | $10,523,000 | +697.8% | 59,085 | +515.7% | 0.01% | +400.0% |
| Q3 2017 | $1,319,000 | +164.9% | 9,597 | +102.5% | 0.00% | – |
| Q2 2017 | $498,000 | -28.7% | 4,739 | -38.3% | 0.00% | – |
| Q1 2017 | $698,000 | +223.1% | 7,679 | +119.6% | 0.00% | – |
| Q4 2016 | $216,000 | -57.1% | 3,497 | -53.0% | 0.00% | – |
| Q3 2016 | $503,000 | +1189.7% | 7,434 | +726.0% | 0.00% | – |
| Q2 2016 | $39,000 | +14.7% | 900 | +15.2% | 0.00% | – |
| Q1 2016 | $34,000 | -98.7% | 781 | -98.1% | 0.00% | -100.0% |
| Q4 2015 | $2,607,000 | +21625.0% | 40,631 | +28716.3% | 0.00% | – |
| Q3 2015 | $12,000 | -96.9% | 141 | -93.9% | 0.00% | – |
| Q2 2015 | $386,000 | +155.6% | 2,295 | +83.2% | 0.00% | – |
| Q1 2015 | $151,000 | -72.3% | 1,253 | -78.9% | 0.00% | – |
| Q4 2014 | $545,000 | +909.3% | 5,935 | +293.0% | 0.00% | – |
| Q3 2014 | $54,000 | – | 1,510 | +15000.0% | 0.00% | – |
| Q2 2014 | $0 | – | 10 | -37.5% | 0.00% | – |
| Q1 2014 | $0 | – | 16 | +33.3% | 0.00% | – |
| Q4 2013 | $0 | -100.0% | 12 | -99.9% | 0.00% | – |
| Q3 2013 | $438,000 | – | 16,282 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 5,910,687 | $24,470,000 | 3.71% |
| Monaco Asset Management SAM | 306,142 | $1,267,000 | 0.55% |
| Parametrica Management Ltd | 90,105 | $374,000 | 0.41% |
| Kamunting Street Capital Management, L.P. | 55,200 | $229,000 | 0.31% |
| Birchview Capital, LP | 98,000 | $406,000 | 0.30% |
| Kamunting Street Capital Management, L.P. | 35,000 | $145,000 | 0.20% |
| PDT Partners, LLC | 519,477 | $2,151,000 | 0.19% |
| Graham Capital Management, L.P. | 781,912 | $3,237,000 | 0.13% |
| CAXTON ASSOCIATES LP | 220,154 | $911,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $10,349,000 | 0.06% |