BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 238 filers reported holding BLUEBIRD BIO INC in Q1 2021. The put-call ratio across all filers is 1.69 and the average weighting 0.1%.
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- 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 | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $28,131 | -43.7% | 28,583 | -26.8% | 0.00% | – |
| Q1 2024 | $49,954 | +8.7% | 39,026 | +17.2% | 0.00% | – |
| Q4 2023 | $45,955 | -59.9% | 33,301 | -11.8% | 0.00% | – |
| Q3 2023 | $114,733 | -9.2% | 37,741 | -1.7% | 0.00% | – |
| Q2 2023 | $126,306 | +26.7% | 38,391 | +22.4% | 0.00% | – |
| Q1 2023 | $99,716 | -44.1% | 31,357 | +21.7% | 0.00% | – |
| Q4 2022 | $178,266 | +23.8% | 25,761 | +12.8% | 0.00% | – |
| Q3 2022 | $144,000 | +89.5% | 22,832 | +24.9% | 0.00% | – |
| Q2 2022 | $76,000 | +10.1% | 18,274 | +27.8% | 0.00% | – |
| Q1 2022 | $69,000 | -96.7% | 14,297 | -93.1% | 0.00% | -100.0% |
| Q4 2021 | $2,072,000 | -75.5% | 207,382 | -53.1% | 0.00% | -83.3% |
| Q3 2021 | $8,457,000 | -38.3% | 442,564 | +3.2% | 0.01% | -33.3% |
| Q2 2021 | $13,717,000 | +65.8% | 428,934 | +56.4% | 0.01% | +50.0% |
| Q1 2021 | $8,271,000 | +66.6% | 274,337 | +139.1% | 0.01% | +50.0% |
| Q4 2020 | $4,964,000 | -17.8% | 114,723 | +2.5% | 0.00% | -20.0% |
| Q3 2020 | $6,041,000 | -12.2% | 111,970 | -0.7% | 0.01% | -16.7% |
| Q2 2020 | $6,882,000 | +175.8% | 112,755 | +107.8% | 0.01% | +100.0% |
| Q1 2020 | $2,495,000 | -48.3% | 54,271 | -1.3% | 0.00% | -25.0% |
| Q4 2019 | $4,823,000 | -7.2% | 54,971 | -2.9% | 0.00% | -20.0% |
| Q3 2019 | $5,199,000 | -30.4% | 56,624 | -3.6% | 0.01% | -28.6% |
| Q2 2019 | $7,471,000 | +13.3% | 58,730 | +40.2% | 0.01% | +16.7% |
| Q1 2019 | $6,592,000 | +69.6% | 41,896 | +7.0% | 0.01% | +50.0% |
| Q4 2018 | $3,886,000 | -36.0% | 39,172 | -5.8% | 0.00% | -20.0% |
| Q3 2018 | $6,069,000 | -12.8% | 41,564 | -6.2% | 0.01% | -16.7% |
| Q2 2018 | $6,956,000 | -43.2% | 44,317 | -38.2% | 0.01% | -50.0% |
| Q1 2018 | $12,252,000 | -4.4% | 71,753 | -0.3% | 0.01% | 0.0% |
| Q4 2017 | $12,816,000 | +34.9% | 71,964 | +4.0% | 0.01% | +33.3% |
| Q3 2017 | $9,503,000 | +98.8% | 69,185 | +52.0% | 0.01% | +80.0% |
| Q2 2017 | $4,781,000 | +134.6% | 45,503 | +102.9% | 0.01% | +150.0% |
| Q1 2017 | $2,038,000 | +46.8% | 22,425 | -0.3% | 0.00% | 0.0% |
| Q4 2016 | $1,388,000 | -3.7% | 22,499 | +5.8% | 0.00% | 0.0% |
| Q3 2016 | $1,442,000 | +65.7% | 21,270 | +5.7% | 0.00% | +100.0% |
| Q2 2016 | $870,000 | -0.2% | 20,116 | -2.0% | 0.00% | 0.0% |
| Q1 2016 | $872,000 | -33.8% | 20,534 | 0.0% | 0.00% | -50.0% |
| Q4 2015 | $1,318,000 | -25.1% | 20,534 | -0.2% | 0.00% | -33.3% |
| Q3 2015 | $1,759,000 | -59.6% | 20,565 | -20.5% | 0.00% | -50.0% |
| Q2 2015 | $4,358,000 | -28.5% | 25,881 | -48.7% | 0.01% | -33.3% |
| Q1 2015 | $6,091,000 | +33.2% | 50,434 | +1.1% | 0.01% | +28.6% |
| Q4 2014 | $4,574,000 | +141.1% | 49,875 | -5.6% | 0.01% | +133.3% |
| Q3 2014 | $1,897,000 | -5.9% | 52,859 | +1.1% | 0.00% | 0.0% |
| Q2 2014 | $2,017,000 | +72.5% | 52,297 | +1.7% | 0.00% | +50.0% |
| Q1 2014 | $1,169,000 | +9.5% | 51,400 | +1.0% | 0.00% | 0.0% |
| Q4 2013 | $1,068,000 | -20.8% | 50,900 | +1.8% | 0.00% | -33.3% |
| Q3 2013 | $1,348,000 | – | 50,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 82,500 | $5,090,000 | 4.20% |
| RTW INVESTMENTS, LP | 122,576 | $7,563,000 | 2.85% |
| Eventide Asset Management | 587,677 | $36,260,000 | 2.36% |
| First Light Asset Management, LLC | 71,246 | $4,396,000 | 1.93% |
| ARK Investment Management | 75,645 | $4,667,000 | 1.70% |
| Taylor Wealth Management Partners | 39,118 | $2,414,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 302,027 | $18,635,000 | 0.77% |
| ARMISTICE CAPITAL, LLC | 40,000 | $2,468,000 | 0.58% |
| Artal Group S.A. | 422,536 | $26,070,000 | 0.58% |
| Baillie Gifford | 5,164,467 | $318,647,000 | 0.52% |