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%.
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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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $479,226 | -7.6% | 157,640 | 0.0% | 0.00% | – |
| Q2 2023 | $518,636 | +65.1% | 157,640 | +59.5% | 0.00% | – |
| Q1 2023 | $314,216 | -54.8% | 98,810 | -1.6% | 0.00% | – |
| Q4 2022 | $694,664 | -9.4% | 100,385 | -17.2% | 0.00% | – |
| Q3 2022 | $767,000 | +43.6% | 121,185 | -6.1% | 0.00% | – |
| Q2 2022 | $534,000 | +110.2% | 129,010 | +146.5% | 0.00% | – |
| Q1 2022 | $254,000 | -60.9% | 52,330 | -19.5% | 0.00% | – |
| Q4 2021 | $650,000 | -59.6% | 65,030 | -22.8% | 0.00% | -100.0% |
| Q3 2021 | $1,609,000 | -40.3% | 84,220 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $2,693,000 | +301.3% | 84,220 | +278.4% | 0.00% | – |
| Q1 2021 | $671,000 | -52.2% | 22,254 | -31.4% | 0.00% | -100.0% |
| Q4 2020 | $1,404,000 | -68.7% | 32,440 | -61.0% | 0.00% | -50.0% |
| Q3 2020 | $4,488,000 | +130.5% | 83,190 | +160.9% | 0.00% | +100.0% |
| Q2 2020 | $1,947,000 | -43.2% | 31,890 | -57.3% | 0.00% | -50.0% |
| Q1 2020 | $3,430,000 | -27.7% | 74,640 | +38.1% | 0.00% | -33.3% |
| Q4 2019 | $4,742,000 | +98.3% | 54,040 | +107.5% | 0.00% | +200.0% |
| Q3 2019 | $2,391,000 | -56.8% | 26,040 | -40.2% | 0.00% | -66.7% |
| Q2 2019 | $5,538,000 | +3.2% | 43,540 | +27.6% | 0.00% | 0.0% |
| Q1 2019 | $5,368,000 | +76.2% | 34,120 | +11.1% | 0.00% | +50.0% |
| Q4 2018 | $3,047,000 | -93.3% | 30,720 | -90.2% | 0.00% | -93.3% |
| Q3 2018 | $45,584,000 | -9.7% | 312,220 | -2.9% | 0.03% | -14.3% |
| Q2 2018 | $50,466,000 | +4.0% | 321,540 | +13.1% | 0.04% | 0.0% |
| Q1 2018 | $48,529,000 | +195.0% | 284,210 | +207.7% | 0.04% | +191.7% |
| Q4 2017 | $16,451,000 | +50.8% | 92,370 | +16.3% | 0.01% | +50.0% |
| Q3 2017 | $10,906,000 | +23.5% | 79,400 | -5.6% | 0.01% | +14.3% |
| Q2 2017 | $8,833,000 | +13.2% | 84,080 | -2.1% | 0.01% | +16.7% |
| Q1 2017 | $7,805,000 | +121.1% | 85,860 | +50.1% | 0.01% | +100.0% |
| Q4 2016 | $3,530,000 | -7.4% | 57,220 | +1.8% | 0.00% | 0.0% |
| Q3 2016 | $3,811,000 | +54.7% | 56,220 | -1.2% | 0.00% | +50.0% |
| Q2 2016 | $2,464,000 | +196.9% | 56,920 | +191.4% | 0.00% | +100.0% |
| Q1 2016 | $830,000 | -33.1% | 19,530 | +1.1% | 0.00% | 0.0% |
| Q4 2015 | $1,241,000 | -25.7% | 19,320 | -1.0% | 0.00% | 0.0% |
| Q3 2015 | $1,670,000 | -47.8% | 19,520 | +2.7% | 0.00% | -66.7% |
| Q2 2015 | $3,199,000 | -32.1% | 19,000 | -51.3% | 0.00% | -25.0% |
| Q1 2015 | $4,713,000 | +46.0% | 39,027 | +10.9% | 0.00% | +33.3% |
| Q4 2014 | $3,229,000 | +202.9% | 35,200 | +18.5% | 0.00% | +200.0% |
| Q3 2014 | $1,066,000 | -4.7% | 29,700 | +2.4% | 0.00% | 0.0% |
| Q2 2014 | $1,119,000 | +111800.0% | 29,000 | +49900.0% | 0.00% | – |
| Q1 2014 | $1,000 | 0.0% | 58 | 0.0% | 0.00% | – |
| Q4 2013 | $1,000 | -50.0% | 58 | 0.0% | 0.00% | – |
| Q3 2013 | $2,000 | – | 58 | – | 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% |