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, Q3 2023
Institutional positions in bluebird bio, Inc. as of Sep 30, 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
- 170
- −6 vs. Q2 2023
- Shares held
- 89.7M
- +598.9K (+0.7%) vs. Q2 2023
- Total value
- $272.7M
- −$20.5M (−7.0%) vs. Q2 2023
- New holders
- 15
- 57 more added
- Sold out
- 21
- 47 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding bluebird bio, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Virtus ETF Advisers LLC | 78,827 | $239.6K | 0.15% | −10,195−11.5% | Reduced |
| BIT Capital GmbH | 81,154 | $245.1K | 0.03% | 00.0% | Unchanged |
| Point72 Middle East FZE | 88,141 | $267.9K | 0.02% | +24,789+39.1% | Added |
| Invesco Ltd. | 88,893 | $270.2K | 0.00% | +157+0.2% | Added |
| Russell Investments Group, Ltd. | 98,578 | $299.7K | 0.00% | −580−0.6% | Reduced |
| Legal & General Group Plc | 103,658 | $315.1K | 0.00% | −306,899−74.8% | Reduced |
| New York State Common Retirement Fund | 114,195 | $347.2K | 0.00% | +16,603+17.0% | Added |
| Squarepoint Ops LLC | 115,706 | $351.7K | 0.00% | −66,350−36.4% | Reduced |
| California State Teachers Retirement System | 117,650 | $357.7K | 0.00% | −11,515−8.9% | Reduced |
| HRT Financial LP | 130,097 | $395.0K | 0.00% | +17,004+15.0% | Added |
| UBS Asset Management Americas Inc | 135,337 | $411.4K | 0.00% | +113,432+517.8% | Added |
| Caxton Associates LP | 152,389 | $463.3K | 0.06% | +99,464+187.9% | Added |
| Public Employees Retirement System of Ohio | 157,338 | $478.0K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 157,640 | $479.2K | 0.00% | 00.0% | Unchanged |
| Summit X, LLC | 162,368 | $493.6K | 0.16% | −60,077−27.0% | Reduced |
| FMR LLC | 165,221 | $502.3K | 0.00% | +11,082+7.2% | Added |
| Rhumbline Advisers | 166,358 | $505.7K | 0.00% | +528+0.3% | Added |
| Tudor Investment Corp Et Al | 176,718 | $537.2K | 0.01% | +127,014+255.5% | Added |
| Marex Group plc | 183,275 | $557.2K | 0.08% | +13,942+8.2% | Added |
| BNP Paribas Arbitrage, SA | 214,502 | $652.1K | 0.00% | −115,795−35.1% | Reduced |
| Profund Advisors LLC | 216,366 | $657.8K | 0.04% | −78,315−26.6% | Reduced |
| Swiss National Bank | 231,600 | $704.1K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 250,705 | $762.0K | 0.03% | +11,414+4.8% | Added |
| Endurant Capital Management LP | 251,785 | $765.4K | 0.69% | −29,656−10.5% | Reduced |
| Wells Fargo & Company | 282,438 | $858.6K | 0.00% | −68,433−19.5% | Reduced |
| UBS Group AG | 287,870 | $875.1K | 0.00% | −131,317−31.3% | Reduced |
| Charles Schwab Investment Management Inc | 291,701 | $886.8K | 0.00% | −353−0.1% | Reduced |
| Nuveen Asset Management, LLC | 305,308 | $928.1K | 0.00% | −2,447−0.8% | Reduced |
| Millennium Management LLC | 322,187 | $979.4K | 0.00% | +322,187 | New |
| Hudson Bay Capital Management LP | 327,500 | $995.6K | 0.01% | +27,500+9.2% | Added |
| Panagora Asset Management Inc | 352,614 | $1.07M | 0.01% | +110.0% | Added |
| Bank of New York Mellon Corp | 411,466 | $1.25M | 0.00% | +6,044+1.5% | Added |
| Morgan Stanley | 420,778 | $1.28M | 0.00% | −45,035−9.7% | Reduced |
| ExodusPoint Capital Management, LP | 423,733 | $1.29M | 0.02% | +152,106+56.0% | Added |
| Birchview Capital, LP | 455,200 | $1.38M | 1.18% | +206,000+82.7% | Added |
| Renaissance Technologies LLC | 474,900 | $1.44M | 0.00% | −75,300−13.7% | Reduced |
| Lion Point Capital, LP | 531,256 | $1.62M | 1.48% | 00.0% | Unchanged |
| Citigroup Inc | 557,969 | $1.70M | 0.00% | +30,532+5.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 570,932 | $1.74M | 0.00% | +30,461+5.6% | Added |
| Wellington Management Group LLP | 582,168 | $1.77M | 0.00% | +26,573+4.8% | Added |
| Susquehanna International Group, LLP | 593,346 | $1.80M | 0.00% | +80,212+15.6% | Added |
| Jane Street Group, LLC | 607,082 | $1.85M | 0.00% | −346,213−36.3% | Reduced |
| Barclays PLC | 627,815 | $1.91M | 0.00% | −122,938−16.4% | Reduced |
| Group One Trading, L.P. | 664,722 | $2.02M | 0.08% | −131,231−16.5% | Reduced |
| Deutsche Bank AG | 692,881 | $2.11M | 0.00% | +309,690+80.8% | Added |
| Jefferies Financial Group Inc. | 732,900 | $2.23M | 0.06% | +701,447+2,230.1% | Added |
| Goldman Sachs Group Inc | 760,774 | $2.31M | 0.00% | −297,834−28.1% | Reduced |
| Citadel Advisors LLC | 782,375 | $2.38M | 0.00% | +343,341+78.2% | Added |
| Bleichroeder LP | 900,000 | $2.74M | 0.67% | +900,000 | New |
| Northern Trust Corp | 1,132,014 | $3.44M | 0.00% | +8,523+0.8% | Added |
| Bank of America Corp | 1,217,012 | $3.70M | 0.00% | −717,587−37.1% | Reduced |
| Contrarius Investment Management Ltd | 1,308,002 | $3.98M | 0.22% | +1,308,002 | New |
| Rafferty Asset Management, LLC | 1,491,411 | $4.53M | 0.03% | −346,051−18.8% | Reduced |
| JPMorgan Chase & Co | 1,670,781 | $5.08M | 0.00% | −93,540−5.3% | Reduced |
| Dimensional Fund Advisors LP | 1,688,583 | $5.13M | 0.00% | +303,763+21.9% | Added |
| Frazier Life Sciences Management, L.P. | 1,709,907 | $5.20M | 0.35% | 00.0% | Unchanged |
| Credit Suisse AG | 1,784,680 | $5.43M | 0.01% | −67,128−3.6% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,841,584 | $5.60M | 0.03% | −249,326−11.9% | Reduced |
| Geode Capital Management, LLC | 2,221,494 | $6.75M | 0.00% | +1,736+0.1% | Added |
| Ameriprise Financial Inc | 2,302,473 | $7.00M | 0.00% | +2,053,639+825.3% | Added |
| Baker Bros. Advisors LP | 2,499,715 | $7.60M | 0.04% | 00.0% | Unchanged |
| Woodline Partners LP | 2,728,737 | $8.30M | 0.10% | +1,945,845+248.5% | Added |
| Tang Capital Management LLC | 4,282,827 | $13.0M | 1.84% | −3,100,000−42.0% | Reduced |
| Granahan Investment Management Inc | 5,137,778 | $15.6M | 0.56% | +281,456+5.8% | Added |
| Pictet Asset Management Holding SA | 5,147,553 | $15.6M | 0.02% | +5,147,553 | New |
| Vanguard Group Inc | 5,617,460 | $17.1M | 0.00% | +46,216+0.8% | Added |
| PFM Health Sciences, LP | 6,040,934 | $18.4M | 0.88% | −1,244,187−17.1% | Reduced |
| BlackRock Inc. | 8,828,413 | $26.8M | 0.00% | +35,691+0.4% | Added |
| State Street Corp | 12,665,116 | $38.5M | 0.00% | −3,693,014−22.6% | Reduced |
| Coppell Advisory Solutions LLC | 2,025 | – | – | +675+50.0% | Added |
| Walleye Capital LLC | 0 | $0 | 0.00% | −836,760−100.0% | Sold out |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −412,628−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −373,488−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −353,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −168,593−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −97,148−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −95,052−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −72,427−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −34,654−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −32,960−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −29,623−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −22,585−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −19,700−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −19,600−100.0% | Sold out |
| Raymond James & Associates | 0 | $0 | 0.00% | −14,117−100.0% | Sold out |
| Financial Advocates Investment Management | 0 | $0 | 0.00% | −11,450−100.0% | Sold out |
| Harbor Capital Advisors, Inc. | 0 | $0 | 0.00% | −3,787−100.0% | Sold out |
| Impact Partnership Wealth, LLC | 0 | $0 | 0.00% | −167−100.0% | Sold out |
| Huntington National Bank | 0 | $0 | 0.00% | −124−100.0% | Sold out |
| Adirondack Retirement Specialists, Inc. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |