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 |
|---|---|---|---|---|---|
| State Street Corp | 17,765,546 | $56.5M | 0.00% | +5,006,075+39.2% | Added |
| Tang Capital Management LLC | 9,882,827 | $31.4M | 4.68% | +5,247,299+113.2% | Added |
| BlackRock Inc. | 8,945,977 | $28.4M | 0.00% | +1,577,315+21.4% | Added |
| Vanguard Group Inc | 5,422,274 | $17.2M | 0.00% | +1,155,954+27.1% | Added |
| PFM Health Sciences, LP | 4,585,782 | $14.6M | 0.67% | +4,340,915+1,772.8% | Added |
| Pictet Asset Management SA | 3,104,751 | $9.87M | 0.01% | +2,013,689+184.6% | Added |
| Dimensional Fund Advisors LP | 2,596,469 | $8.26M | 0.00% | +573,662+28.4% | Added |
| Baker Bros. Advisors LP | 2,499,715 | $7.95M | 0.04% | 00.0% | Unchanged |
| Citadel Advisors LLC | 2,181,370 | $6.94M | 0.01% | +1,938,566+798.4% | Added |
| Deerfield Management Company, L.P. (Series C) | 2,175,000 | $6.92M | 0.15% | +2,175,000 | New |
| Geode Capital Management, LLC | 2,098,642 | $6.67M | 0.00% | +465,935+28.5% | Added |
| Bank of America Corp | 1,965,273 | $6.25M | 0.00% | +1,265,034+180.7% | Added |
| Rafferty Asset Management, LLC | 1,708,443 | $5.43M | 0.04% | +545,280+46.9% | Added |
| Credit Suisse AG | 1,688,224 | $5.37M | 0.01% | +32,691+2.0% | Added |
| Millennium Management LLC | 1,619,161 | $5.15M | 0.01% | +896,076+123.9% | Added |
| Goldman Sachs Group Inc | 1,607,761 | $5.11M | 0.00% | −150,279−8.5% | Reduced |
| Balyasny Asset Management LLC | 1,450,239 | $4.61M | 0.02% | +502,632+53.0% | Added |
| Granahan Investment Management Inc | 1,445,257 | $4.60M | 0.14% | +735,728+103.7% | Added |
| Frazier Life Sciences Management, L.P. | 1,440,757 | $4.58M | 0.33% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 1,351,923 | $4.30M | 0.03% | +596,779+79.0% | Added |
| Citigroup Inc | 1,319,168 | $4.19M | 0.01% | +836,097+173.1% | Added |
| Susquehanna International Group, LLP | 1,288,819 | $4.10M | 0.01% | +841,766+188.3% | Added |
| JPMorgan Chase & Co | 1,244,967 | $3.96M | 0.00% | −48,079−3.7% | Reduced |
| Voloridge Investment Management, LLC | 1,052,249 | $3.35M | 0.02% | −188,524−15.2% | Reduced |
| Northern Trust Corp | 922,760 | $2.93M | 0.00% | +141,983+18.2% | Added |
| Point72 Asset Management, L.P. | 885,700 | $2.82M | 0.01% | −322,389−26.7% | Reduced |
| Woodline Partners LP | 787,925 | $2.51M | 0.04% | −502,774−39.0% | Reduced |
| Qube Research & Technologies Ltd | 732,319 | $2.33M | 0.01% | +183,539+33.4% | Added |
| Sofinnova Investments, Inc. | 672,815 | $2.14M | 0.15% | +672,815 | New |
| BNP Paribas Arbitrage, SA | 612,492 | $1.95M | 0.00% | +402,637+191.9% | Added |
| Squarepoint Ops LLC | 608,069 | $1.93M | 0.01% | −335,375−35.5% | Reduced |
| Barclays PLC | 557,077 | $1.77M | 0.00% | −14,500−2.5% | Reduced |
| UBS Group AG | 546,645 | $1.74M | 0.00% | −134,968−19.8% | Reduced |
| Endurant Capital Management LP | 525,059 | $1.67M | 0.86% | +525,059 | New |
| Morgan Stanley | 519,657 | $1.65M | 0.00% | −313,831−37.7% | Reduced |
| Jane Street Group, LLC | 514,076 | $1.63M | 0.00% | +170,076+49.4% | Added |
| Ikarian Capital, LLC | 412,628 | $1.31M | 0.54% | −400,000−49.2% | Reduced |
| Bank of New York Mellon Corp | 398,580 | $1.27M | 0.00% | +50,761+14.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 385,980 | $1.23M | 0.00% | +64,576+20.1% | Added |
| Tudor Investment Corp Et Al | 324,001 | $1.03M | 0.02% | −71,902−18.2% | Reduced |
| Panagora Asset Management Inc | 322,301 | $1.02M | 0.01% | +84,432+35.5% | Added |
| Wells Fargo & Company | 313,498 | $996.9K | 0.00% | +256,648+451.4% | Added |
| Hudson Bay Capital Management LP | 300,000 | $954.0K | 0.01% | +255,000+566.7% | Added |
| Profund Advisors LLC | 297,018 | $944.5K | 0.06% | +297,018 | New |
| Nuveen Asset Management, LLC | 294,209 | $936.0K | 0.00% | −790,141−72.9% | Reduced |
| Simplex Trading, LLC | 281,407 | $894.0K | 0.04% | +145,705+107.4% | Added |
| Maven Securities LTD | 250,000 | $795.0K | 0.12% | +250,000 | New |
| Engineers Gate Manager LP | 234,815 | $746.7K | 0.03% | +234,815 | New |
| Charles Schwab Investment Management Inc | 233,280 | $741.8K | 0.00% | +10,973+4.9% | Added |
| Wellington Management Group LLP | 230,361 | $732.5K | 0.00% | −6,503−2.7% | Reduced |
| Swiss National Bank | 222,200 | $706.6K | 0.00% | +36,000+19.3% | Added |
| Federated Hermes, Inc. | 219,700 | $698.6K | 0.00% | −161−0.1% | Reduced |
| Deutsche Bank AG | 209,902 | $667.5K | 0.00% | +24,118+13.0% | Added |
| Birchview Capital, LP | 199,200 | $633.0K | 0.50% | +101,200+103.3% | Added |
| Summit X, LLC | 191,709 | $609.6K | 0.16% | +191,709 | New |
| Susquehanna Fundamental Investments, LLC | 189,410 | $602.3K | 0.01% | 00.0% | Unchanged |
| Rhumbline Advisers | 164,250 | $522.0K | 0.00% | +34,819+26.9% | Added |
| Group One Trading, L.P. | 160,922 | $511.7K | 0.02% | +160,922 | New |
| Marex Group plc | 135,416 | $430.6K | 0.06% | +71,040+110.4% | Added |
| California State Teachers Retirement System | 128,738 | $409.4K | 0.00% | +28,614+28.6% | Added |
| FMR LLC | 109,091 | $346.9K | 0.00% | +405+0.4% | Added |
| Hennion & Walsh Asset Management, Inc. | 100,324 | $319.0K | 0.02% | −2,815−2.7% | Reduced |
| Ghisallo Capital Management LLC | 100,000 | $318.0K | 0.08% | +100,000 | New |
| Russell Investments Group, Ltd. | 98,863 | $314.4K | 0.00% | +34,322+53.2% | Added |
| Alliancebernstein L.P. | 98,810 | $314.2K | 0.00% | −1,575−1.6% | Reduced |
| Gsa Capital Partners LLP | 97,743 | $311.0K | 0.03% | +84,475+636.7% | Added |
| Los Angeles Capital Management LLC | 95,648 | $304.2K | 0.00% | −30,570−24.2% | Reduced |
| State of Wisconsin Investment Board | 94,914 | $301.8K | 0.00% | +17,593+22.8% | Added |
| E Fund Management Co., Ltd. | 92,143 | $293.0K | 0.02% | +35,711+63.3% | Added |
| Invesco Ltd. | 86,607 | $275.4K | 0.00% | −724,228−89.3% | Reduced |
| AQR Capital Management LLC | 79,755 | $252.4K | 0.00% | +40,460+103.0% | Added |
| Ameriprise Financial Inc | 77,963 | $247.9K | 0.00% | +26,751+52.2% | Added |
| Boothbay Fund Management, LLC | 72,427 | $230.3K | 0.01% | −70,210−49.2% | Reduced |
| Public Employees Retirement System of Ohio | 68,504 | $218.0K | 0.00% | 00.0% | Unchanged |
| NinePointTwo Capital | 59,214 | $188.0K | 0.07% | +26,499+81.0% | Added |
| MetLife Investment Management | 54,527 | $173.4K | 0.00% | +10,908+25.0% | Added |
| American International Group, Inc. | 49,746 | $158.2K | 0.00% | +10,472+26.7% | Added |
| Quinn Opportunity Partners LLC | 44,124 | $140.3K | 0.01% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 42,060 | $134.0K | 0.00% | +18,290+76.9% | Added |
| Janus Henderson Group PLC | 40,638 | $130.2K | 0.00% | +18,690+85.2% | Added |
| Colony Group LLC | 40,985 | $130.0K | 0.00% | −29,624−42.0% | Reduced |
| Legal & General Group Plc | 40,783 | $129.7K | 0.00% | +12,709+45.3% | Added |
| Mariner, LLC | 39,492 | $126.0K | 0.00% | +21,520+119.7% | Added |
| Voya Investment Management LLC | 38,947 | $123.9K | 0.00% | +6,489+20.0% | Added |
| Horizon Kinetics Asset Management LLC | 38,000 | $120.8K | 0.00% | +38,000 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 37,912 | $120.6K | 0.00% | 00.0% | Unchanged |
| Norges Bank | 37,391 | $118.9K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 36,799 | $117.0K | 0.06% | +652+1.8% | Added |
| BIT Capital GmbH | 35,000 | $109.9K | 0.02% | +14,000+66.7% | Added |
| Price T Rowe Associates Inc | 34,089 | $109.0K | 0.00% | +4,940+16.9% | Added |
| New York State Common Retirement Fund | 32,592 | $103.6K | 0.00% | −12,063−27.0% | Reduced |
| Quent Capital, LLC | 33,000 | $103.6K | 0.02% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 31,773 | $101.0K | 0.00% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 31,706 | $101.0K | 0.00% | +8,204+34.9% | Added |
| Principal Financial Group Inc | 31,357 | $99.7K | 0.00% | +5,596+21.7% | Added |
| Prudential Financial Inc | 30,700 | $97.6K | 0.00% | +30,700 | New |
| Arizona State Retirement System | 29,822 | $94.8K | 0.00% | +8,060+37.0% | Added |
| Advisor Group Holdings, Inc. | 29,231 | $92.9K | 0.00% | −30,852−51.3% | Reduced |
| Martingale Asset Management L P | 27,967 | $88.9K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Services Advisors, Inc. | 27,709 | $88.1K | 0.00% | −4,022−12.7% | Reduced |