bluebird bio, Inc.
BLUEDelisted Jun 2, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001293971
bluebird bio, Inc. was delisted on Jun 2, 2025; its insiders filed their last Form 4 on Jun 3, 2025; 85 institutions reported holding it in 13F filings for Q1 2025, worth $17.1M in total; no superinvestor held it.
13F holders, Q4 2023
Institutional positions in bluebird bio, Inc. as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 188
- +21 vs. Q3 2023
- Shares held
- 130.6M
- +40.9M (+45.7%) vs. Q3 2023
- Total value
- $180.2M
- −$92.3M (−33.9%) vs. Q3 2023
- New holders
- 55
- 64 more added
- Sold out
- 34
- 39 more reduced
3 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BLUE on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 3 | $6.89K |
| Q1 2025 | 85 | $17.1M |
| Q4 2024 | 83 | $23.8M |
| Q3 2024 | 140 | $32.9M |
| Q2 2024 | 152 | $77.2M |
| Q1 2024 | 159 | $131.6M |
| Q4 2023 | 188 | $180.2M |
| Q3 2023 | 170 | $272.7M |
| Q2 2023 | 177 | $308.6M |
| Q1 2023 | 180 | $309.5M |
| Q4 2022 | 186 | $470.5M |
| Q3 2022 | 163 | $414.9M |
| Q2 2022 | 156 | $227.9M |
| Q1 2022 | 178 | $300.5M |
| Q4 2021 | 176 | $581.9M |
| Q3 2021 | 200 | $996.6M |
| Q2 2021 | 235 | $1.70B |
| Q1 2021 | 235 | $1.58B |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding bluebird bio, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MetLife Investment Management | 54,527 | $75.2K | 0.00% | 00.0% | Unchanged |
| Mariner, LLC | 57,751 | $79.7K | 0.00% | +2,025+3.6% | Added |
| Cerity Partners LLC | 59,623 | $82.3K | 0.00% | +59,623 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 64,167 | $87.9K | 0.00% | −13,829−17.7% | Reduced |
| E Fund Management Co., Ltd. | 70,054 | $96.7K | 0.01% | +3,076+4.6% | Added |
| Credit Suisse AG | 70,640 | $97.5K | 0.00% | −1,714,040−96.0% | Reduced |
| Russell Investments Group, Ltd. | 84,601 | $116.7K | 0.00% | −13,977−14.2% | Reduced |
| Captrust Financial Advisors | 86,596 | $119.5K | 0.00% | +20,127+30.3% | Added |
| Pennant Investors, LP | 87,400 | $120.6K | 0.04% | +87,400 | New |
| Cubist Systematic Strategies, LLC | 93,074 | $128.4K | 0.00% | +93,074 | New |
| Invesco Ltd. | 95,211 | $131.4K | 0.00% | +6,318+7.1% | Added |
| Virtus ETF Advisers LLC | 98,849 | $136.4K | 0.09% | +20,022+25.4% | Added |
| American Century Companies Inc | 99,811 | $137.7K | 0.00% | +55,533+125.4% | Added |
| 683 Capital Management, LLC | 100,000 | $138.0K | 0.01% | +100,000 | New |
| Tudor Investment Corp Et Al | 107,960 | $149.0K | 0.00% | −68,758−38.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 109,969 | $151.8K | 0.00% | +109,969 | New |
| GTS Securities LLC | 112,223 | $154.9K | 0.00% | +59,908+114.5% | Added |
| Panagora Asset Management Inc | 113,362 | $156.4K | 0.00% | −239,252−67.9% | Reduced |
| Engineers Gate Manager LP | 116,759 | $161.1K | 0.00% | +67,074+135.0% | Added |
| Monaco Asset Management SAM | 150,000 | $207.0K | 0.08% | +150,000 | New |
| Rhumbline Advisers | 166,066 | $229.2K | 0.00% | −292−0.2% | Reduced |
| Alliancebernstein L.P. | 168,990 | $233.2K | 0.00% | +11,350+7.2% | Added |
| Summit X, LLC | 178,952 | $246.9K | 0.07% | +16,584+10.2% | Added |
| AQR Capital Management LLC | 187,784 | $259.1K | 0.00% | +172,307+1,113.3% | Added |
| New York State Common Retirement Fund | 190,685 | $263.1K | 0.00% | +76,490+67.0% | Added |
| Marex Group plc | 202,591 | $279.6K | 0.01% | +19,316+10.5% | Added |
| Profund Advisors LLC | 208,439 | $287.6K | 0.01% | −7,927−3.7% | Reduced |
| Virtu Financial LLC | 229,542 | $317.0K | 0.03% | +229,542 | New |
| Mirae Asset Global Investments Co., Ltd. | 234,972 | $324.3K | 0.00% | −335,960−58.8% | Reduced |
| Simplex Trading, LLC | 253,266 | $349.0K | 0.01% | +2,561+1.0% | Added |
| Charles Schwab Investment Management Inc | 293,999 | $405.7K | 0.00% | +2,298+0.8% | Added |
| Nuveen Asset Management, LLC | 309,276 | $426.8K | 0.00% | +3,968+1.3% | Added |
| Birchview Capital, LP | 321,200 | $443.3K | 0.35% | −134,000−29.4% | Reduced |
| Jane Street Group, LLC | 341,373 | $471.1K | 0.00% | −265,709−43.8% | Reduced |
| Two Sigma Advisers, LP | 368,600 | $508.7K | 0.00% | +368,600 | New |
| Bank of New York Mellon Corp | 420,244 | $579.9K | 0.00% | +8,778+2.1% | Added |
| Graham Capital Management, L.P. | 455,328 | $628.4K | 0.02% | +455,328 | New |
| Ghost Tree Capital, LLC | 465,000 | $641.7K | 0.37% | +465,000 | New |
| Monashee Investment Management LLC | 500,000 | $690.0K | 0.12% | +500,000 | New |
| Woodline Partners LP | 500,144 | $690.2K | 0.01% | −2,228,593−81.7% | Reduced |
| BNP Paribas Arbitrage, SA | 524,963 | $724.4K | 0.00% | +310,461+144.7% | Added |
| Lion Point Capital, LP | 531,256 | $733.1K | 0.65% | 00.0% | Unchanged |
| Citigroup Inc | 533,299 | $736.0K | 0.00% | −24,670−4.4% | Reduced |
| Point72 Asset Management, L.P. | 584,400 | $806.5K | 0.00% | +575,245+6,283.4% | Added |
| Wellington Management Group LLP | 613,641 | $846.8K | 0.00% | +31,473+5.4% | Added |
| Barclays PLC | 624,761 | $862.2K | 0.00% | −3,054−0.5% | Reduced |
| Jefferies Financial Group Inc. | 630,573 | $870.2K | 0.01% | −102,327−14.0% | Reduced |
| UBS Group AG | 685,343 | $945.8K | 0.00% | +397,473+138.1% | Added |
| Deutsche Bank AG | 695,945 | $960.4K | 0.00% | +3,064+0.4% | Added |
| Jacobs Levy Equity Management, Inc | 735,009 | $1.01M | 0.01% | −1,106,575−60.1% | Reduced |
| Weiss Asset Management LP | 750,000 | $1.03M | 0.07% | +750,000 | New |
| Squarepoint Ops LLC | 857,766 | $1.18M | 0.00% | +742,060+641.3% | Added |
| Group One Trading, L.P. | 948,094 | $1.31M | 0.04% | +283,372+42.6% | Added |
| Masters Capital Management LLC | 1,000,000 | $1.38M | 0.24% | +1,000,000 | New |
| Northern Trust Corp | 1,000,238 | $1.38M | 0.00% | −131,776−11.6% | Reduced |
| Qube Research & Technologies Ltd | 1,124,574 | $1.55M | 0.00% | +1,124,574 | New |
| Contrarius Investment Management Ltd | 1,206,506 | $1.67M | 0.09% | −101,496−7.8% | Reduced |
| Morgan Stanley | 1,212,506 | $1.67M | 0.00% | +791,728+188.2% | Added |
| Goldman Sachs Group Inc | 1,276,586 | $1.76M | 0.00% | +515,812+67.8% | Added |
| Rafferty Asset Management, LLC | 1,425,873 | $1.97M | 0.01% | −65,538−4.4% | Reduced |
| Citadel Advisors LLC | 1,483,830 | $2.05M | 0.00% | +701,455+89.7% | Added |
| Susquehanna International Group, LLP | 1,483,867 | $2.05M | 0.00% | +890,521+150.1% | Added |
| HBK Investments L P | 1,500,000 | $2.07M | 0.05% | +1,500,000 | New |
| Bank of America Corp | 1,623,808 | $2.24M | 0.00% | +406,796+33.4% | Added |
| Tang Capital Management LLC | 1,700,000 | $2.35M | 0.22% | −2,582,827−60.3% | Reduced |
| Frazier Life Sciences Management, L.P. | 1,709,907 | $2.36M | 0.13% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,755,835 | $2.42M | 0.00% | +85,054+5.1% | Added |
| Farallon Capital Management, L.L.C. | 2,000,000 | $2.76M | 0.02% | +2,000,000 | New |
| PFM Health Sciences, LP | 2,042,651 | $2.82M | 0.17% | −3,998,283−66.2% | Reduced |
| Vestal Point Capital, LP | 2,150,000 | $2.97M | 0.31% | +2,150,000 | New |
| Hudson Bay Capital Management LP | 2,183,437 | $3.01M | 0.03% | +1,855,937+566.7% | Added |
| Geode Capital Management, LLC | 2,369,684 | $3.27M | 0.00% | +148,190+6.7% | Added |
| FMR LLC | 2,376,566 | $3.28M | 0.00% | +2,211,345+1,338.4% | Added |
| Bleichroeder LP | 2,500,000 | $3.45M | 0.77% | +1,600,000+177.8% | Added |
| Renaissance Technologies LLC | 2,638,700 | $3.64M | 0.01% | +2,163,800+455.6% | Added |
| Ameriprise Financial Inc | 2,755,700 | $3.80M | 0.00% | +453,227+19.7% | Added |
| Two Sigma Investments, LP | 2,910,812 | $4.02M | 0.01% | +2,910,812 | New |
| Dimensional Fund Advisors LP | 2,995,274 | $4.13M | 0.00% | +1,306,691+77.4% | Added |
| Ghisallo Capital Management LLC | 3,150,000 | $4.35M | 0.45% | +3,150,000 | New |
| Palo Alto Investors LP | 3,333,333 | $4.60M | 0.41% | +3,333,333 | New |
| Millennium Management LLC | 3,413,612 | $4.71M | 0.00% | +3,091,425+959.5% | Added |
| Norges Bank | 3,995,600 | $5.51M | 0.00% | +3,958,209+10,586.0% | Added |
| Pictet Asset Management Holding SA | 5,687,334 | $7.85M | 0.01% | +539,781+10.5% | Added |
| Alyeska Investment Group, L.P. | 6,912,502 | $9.54M | 0.06% | +6,912,502 | New |
| Granahan Investment Management Inc | 8,077,697 | $11.1M | 0.37% | +2,939,919+57.2% | Added |
| Vanguard Group Inc | 8,775,379 | $12.1M | 0.00% | +3,157,919+56.2% | Added |
| BlackRock Inc. | 8,983,001 | $12.4M | 0.00% | +154,588+1.8% | Added |
| State Street Corp | 13,865,719 | $19.1M | 0.00% | +1,200,603+9.5% | Added |
| Baker Bros. Advisors LP | 0 | $0 | 0.00% | −2,499,715−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −423,733−100.0% | Sold out |
| Endurant Capital Management LP | 0 | $0 | 0.00% | −251,785−100.0% | Sold out |
| Swiss National Bank | 0 | $0 | 0.00% | −231,600−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −157,338−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −152,389−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −135,337−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −130,097−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −88,141−100.0% | Sold out |
| BIT Capital GmbH | 0 | $0 | 0.00% | −81,154−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −53,652−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −48,761−100.0% | Sold out |