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, Q1 2023
Institutional positions in bluebird bio, Inc. as of Mar 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
- 180
- −6 vs. Q4 2022
- Shares held
- 97.3M
- +29.4M (+43.2%) vs. Q4 2022
- Total value
- $309.5M
- −$161.0M (−34.2%) vs. Q4 2022
- New holders
- 24
- 71 more added
- Sold out
- 30
- 42 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding bluebird bio, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Janus Henderson Group PLC | 40,638 | $130.2K | 0.00% | +18,690+85.2% | Added |
| SG Americas Securities, LLC | 42,060 | $134.0K | 0.00% | +18,290+76.9% | Added |
| Quinn Opportunity Partners LLC | 44,124 | $140.3K | 0.01% | 00.0% | Unchanged |
| American International Group, Inc. | 49,746 | $158.2K | 0.00% | +10,472+26.7% | Added |
| MetLife Investment Management | 54,527 | $173.4K | 0.00% | +10,908+25.0% | Added |
| NinePointTwo Capital | 59,214 | $188.0K | 0.07% | +26,499+81.0% | Added |
| Public Employees Retirement System of Ohio | 68,504 | $218.0K | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 72,427 | $230.3K | 0.01% | −70,210−49.2% | Reduced |
| Ameriprise Financial Inc | 77,963 | $247.9K | 0.00% | +26,751+52.2% | Added |
| AQR Capital Management LLC | 79,755 | $252.4K | 0.00% | +40,460+103.0% | Added |
| Invesco Ltd. | 86,607 | $275.4K | 0.00% | −724,228−89.3% | Reduced |
| E Fund Management Co., Ltd. | 92,143 | $293.0K | 0.02% | +35,711+63.3% | Added |
| State of Wisconsin Investment Board | 94,914 | $301.8K | 0.00% | +17,593+22.8% | Added |
| Los Angeles Capital Management LLC | 95,648 | $304.2K | 0.00% | −30,570−24.2% | Reduced |
| Gsa Capital Partners LLP | 97,743 | $311.0K | 0.03% | +84,475+636.7% | Added |
| Alliancebernstein L.P. | 98,810 | $314.2K | 0.00% | −1,575−1.6% | Reduced |
| Russell Investments Group, Ltd. | 98,863 | $314.4K | 0.00% | +34,322+53.2% | Added |
| Ghisallo Capital Management LLC | 100,000 | $318.0K | 0.08% | +100,000 | New |
| Hennion & Walsh Asset Management, Inc. | 100,324 | $319.0K | 0.02% | −2,815−2.7% | Reduced |
| FMR LLC | 109,091 | $346.9K | 0.00% | +405+0.4% | Added |
| California State Teachers Retirement System | 128,738 | $409.4K | 0.00% | +28,614+28.6% | Added |
| Marex Group plc | 135,416 | $430.6K | 0.06% | +71,040+110.4% | Added |
| Group One Trading, L.P. | 160,922 | $511.7K | 0.02% | +160,922 | New |
| Rhumbline Advisers | 164,250 | $522.0K | 0.00% | +34,819+26.9% | Added |
| Susquehanna Fundamental Investments, LLC | 189,410 | $602.3K | 0.01% | 00.0% | Unchanged |
| Summit X, LLC | 191,709 | $609.6K | 0.16% | +191,709 | New |
| Birchview Capital, LP | 199,200 | $633.0K | 0.50% | +101,200+103.3% | Added |
| Deutsche Bank AG | 209,902 | $667.5K | 0.00% | +24,118+13.0% | Added |
| Federated Hermes, Inc. | 219,700 | $698.6K | 0.00% | −161−0.1% | Reduced |
| Swiss National Bank | 222,200 | $706.6K | 0.00% | +36,000+19.3% | Added |
| Wellington Management Group LLP | 230,361 | $732.5K | 0.00% | −6,503−2.7% | Reduced |
| Charles Schwab Investment Management Inc | 233,280 | $741.8K | 0.00% | +10,973+4.9% | Added |
| Engineers Gate Manager LP | 234,815 | $746.7K | 0.03% | +234,815 | New |
| Maven Securities LTD | 250,000 | $795.0K | 0.12% | +250,000 | New |
| Simplex Trading, LLC | 281,407 | $894.0K | 0.04% | +145,705+107.4% | Added |
| Nuveen Asset Management, LLC | 294,209 | $936.0K | 0.00% | −790,141−72.9% | Reduced |
| Profund Advisors LLC | 297,018 | $944.5K | 0.06% | +297,018 | New |
| Hudson Bay Capital Management LP | 300,000 | $954.0K | 0.01% | +255,000+566.7% | Added |
| Wells Fargo & Company | 313,498 | $996.9K | 0.00% | +256,648+451.4% | Added |
| Panagora Asset Management Inc | 322,301 | $1.02M | 0.01% | +84,432+35.5% | Added |
| Tudor Investment Corp Et Al | 324,001 | $1.03M | 0.02% | −71,902−18.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 385,980 | $1.23M | 0.00% | +64,576+20.1% | Added |
| Bank of New York Mellon Corp | 398,580 | $1.27M | 0.00% | +50,761+14.6% | Added |
| Ikarian Capital, LLC | 412,628 | $1.31M | 0.54% | −400,000−49.2% | Reduced |
| Jane Street Group, LLC | 514,076 | $1.63M | 0.00% | +170,076+49.4% | Added |
| Morgan Stanley | 519,657 | $1.65M | 0.00% | −313,831−37.7% | Reduced |
| Endurant Capital Management LP | 525,059 | $1.67M | 0.86% | +525,059 | New |
| UBS Group AG | 546,645 | $1.74M | 0.00% | −134,968−19.8% | Reduced |
| Barclays PLC | 557,077 | $1.77M | 0.00% | −14,500−2.5% | Reduced |
| Squarepoint Ops LLC | 608,069 | $1.93M | 0.01% | −335,375−35.5% | Reduced |
| BNP Paribas Arbitrage, SA | 612,492 | $1.95M | 0.00% | +402,637+191.9% | Added |
| Sofinnova Investments, Inc. | 672,815 | $2.14M | 0.15% | +672,815 | New |
| Qube Research & Technologies Ltd | 732,319 | $2.33M | 0.01% | +183,539+33.4% | Added |
| Woodline Partners LP | 787,925 | $2.51M | 0.04% | −502,774−39.0% | Reduced |
| Point72 Asset Management, L.P. | 885,700 | $2.82M | 0.01% | −322,389−26.7% | Reduced |
| Northern Trust Corp | 922,760 | $2.93M | 0.00% | +141,983+18.2% | Added |
| Voloridge Investment Management, LLC | 1,052,249 | $3.35M | 0.02% | −188,524−15.2% | Reduced |
| JPMorgan Chase & Co | 1,244,967 | $3.96M | 0.00% | −48,079−3.7% | Reduced |
| Susquehanna International Group, LLP | 1,288,819 | $4.10M | 0.01% | +841,766+188.3% | Added |
| Citigroup Inc | 1,319,168 | $4.19M | 0.01% | +836,097+173.1% | Added |
| Jacobs Levy Equity Management, Inc | 1,351,923 | $4.30M | 0.03% | +596,779+79.0% | Added |
| Frazier Life Sciences Management, L.P. | 1,440,757 | $4.58M | 0.33% | 00.0% | Unchanged |
| Granahan Investment Management Inc | 1,445,257 | $4.60M | 0.14% | +735,728+103.7% | Added |
| Balyasny Asset Management LLC | 1,450,239 | $4.61M | 0.02% | +502,632+53.0% | Added |
| Goldman Sachs Group Inc | 1,607,761 | $5.11M | 0.00% | −150,279−8.5% | Reduced |
| Millennium Management LLC | 1,619,161 | $5.15M | 0.01% | +896,076+123.9% | Added |
| Credit Suisse AG | 1,688,224 | $5.37M | 0.01% | +32,691+2.0% | Added |
| Rafferty Asset Management, LLC | 1,708,443 | $5.43M | 0.04% | +545,280+46.9% | Added |
| Bank of America Corp | 1,965,273 | $6.25M | 0.00% | +1,265,034+180.7% | Added |
| Geode Capital Management, LLC | 2,098,642 | $6.67M | 0.00% | +465,935+28.5% | Added |
| Deerfield Management Company, L.P. (Series C) | 2,175,000 | $6.92M | 0.15% | +2,175,000 | New |
| Citadel Advisors LLC | 2,181,370 | $6.94M | 0.01% | +1,938,566+798.4% | Added |
| Baker Bros. Advisors LP | 2,499,715 | $7.95M | 0.04% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 2,596,469 | $8.26M | 0.00% | +573,662+28.4% | Added |
| Pictet Asset Management SA | 3,104,751 | $9.87M | 0.01% | +2,013,689+184.6% | Added |
| PFM Health Sciences, LP | 4,585,782 | $14.6M | 0.67% | +4,340,915+1,772.8% | Added |
| Vanguard Group Inc | 5,422,274 | $17.2M | 0.00% | +1,155,954+27.1% | Added |
| BlackRock Inc. | 8,945,977 | $28.4M | 0.00% | +1,577,315+21.4% | Added |
| Tang Capital Management LLC | 9,882,827 | $31.4M | 4.68% | +5,247,299+113.2% | Added |
| State Street Corp | 17,765,546 | $56.5M | 0.00% | +5,006,075+39.2% | Added |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −626,000−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −362,544−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −159,074−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −152,355−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −140,600−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −106,923−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −106,557−100.0% | Sold out |
| Harvest Investment Services, LLC | 0 | $0 | 0.00% | −91,254−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −81,276−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −72,456−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −67,646−100.0% | Sold out |
| Monaco Asset Management SAM | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −44,092−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −30,577−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −30,400−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −26,992−100.0% | Sold out |
| Oversea-Chinese Banking CORP Ltd | 0 | $0 | 0.00% | −24,451−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −23,482−100.0% | Sold out |
| Kingsview Wealth Management, LLC | 0 | $0 | 0.00% | −14,828−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −14,688−100.0% | Sold out |