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 2022
Institutional positions in bluebird bio, Inc. as of Mar 31, 2022. 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
- 178
- +4 vs. Q4 2021
- Shares held
- 62.0M
- +3.77M (+6.5%) vs. Q4 2021
- Total value
- $300.5M
- −$281.3M (−48.3%) vs. Q4 2021
- New holders
- 36
- 56 more added
- Sold out
- 32
- 45 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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 2022
Shares, value and share of portfolio for each institution holding bluebird bio, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Street Corp | 13,151,891 | $63.8M | 0.00% | +5,534,581+72.7% | Added |
| Wellington Management Group LLP | 6,140,000 | $29.8M | 0.01% | 00.0% | Unchanged |
| Vanguard Group Inc | 5,927,556 | $28.7M | 0.00% | −1,306,034−18.1% | Reduced |
| BlackRock Inc. | 5,837,111 | $28.3M | 0.00% | −74,891−1.3% | Reduced |
| Baker Bros. Advisors LP | 2,499,715 | $12.1M | 0.07% | 00.0% | Unchanged |
| Credit Suisse AG | 2,204,763 | $10.7M | 0.01% | +5,466+0.2% | Added |
| Goldman Sachs Group Inc | 2,093,824 | $10.2M | 0.00% | +573,073+37.7% | Added |
| JPMorgan Chase & Co | 1,864,533 | $9.04M | 0.00% | −351,377−15.9% | Reduced |
| Morgan Stanley | 1,572,805 | $7.63M | 0.00% | +1,085,725+222.9% | Added |
| Tang Capital Management LLC | 1,550,000 | $7.52M | 1.52% | +1,550,000 | New |
| Geode Capital Management, LLC | 1,121,177 | $5.44M | 0.00% | −116,435−9.4% | Reduced |
| Rafferty Asset Management, LLC | 979,122 | $4.75M | 0.03% | +390,594+66.4% | Added |
| Renaissance Technologies LLC | 940,000 | $4.56M | 0.01% | +940,000 | New |
| Millennium Management LLC | 922,745 | $4.47M | 0.01% | +391,568+73.7% | Added |
| Federated Hermes, Inc. | 916,803 | $4.45M | 0.01% | +656,805+252.6% | Added |
| Voloridge Investment Management, LLC | 861,734 | $4.18M | 0.02% | +681,246+377.4% | Added |
| UBS Group AG | 820,450 | $3.98M | 0.00% | +425,037+107.5% | Added |
| Two Sigma Investments, LP | 819,634 | $3.98M | 0.01% | +648,941+380.2% | Added |
| Northern Trust Corp | 702,232 | $3.41M | 0.00% | −17,753−2.5% | Reduced |
| Bank of America Corp | 657,029 | $3.19M | 0.00% | −37,900−5.5% | Reduced |
| Dimensional Fund Advisors LP | 649,514 | $3.15M | 0.00% | +195,645+43.1% | Added |
| Two Sigma Advisers, LP | 543,200 | $2.63M | 0.01% | +469,800+640.1% | Added |
| D. E. Shaw & Co., Inc. | 522,203 | $2.53M | 0.00% | +500,255+2,279.3% | Added |
| PDT Partners, LLC | 519,485 | $2.52M | 0.22% | +216,633+71.5% | Added |
| Nuveen Asset Management, LLC | 467,276 | $2.25M | 0.00% | +15,299+3.4% | Added |
| Jacobs Levy Equity Management, Inc | 394,650 | $1.91M | 0.01% | −7,335−1.8% | Reduced |
| Susquehanna International Group, LLP | 334,516 | $1.62M | 0.00% | −32,491−8.9% | Reduced |
| Occudo Quantitative Strategies LP | 320,922 | $1.56M | 0.13% | +320,922 | New |
| Pictet Asset Management SA | 306,659 | $1.49M | 0.00% | +73,562+31.6% | Added |
| Bank of New York Mellon Corp | 272,903 | $1.32M | 0.00% | +2,968+1.1% | Added |
| Putnam Investments LLC | 261,107 | $1.27M | 0.00% | +45,571+21.1% | Added |
| BNP Paribas Arbitrage, SA | 259,313 | $1.26M | 0.00% | −37,682−12.7% | Reduced |
| Capital Fund Management S.A. | 258,163 | $1.25M | 0.03% | +156,950+155.1% | Added |
| Parametric Portfolio Associates LLC | 240,624 | $1.17M | 0.00% | +126,697+111.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 222,900 | $1.08M | 0.00% | +222,900 | New |
| Mirae Asset Global Investments Co., Ltd. | 215,380 | $1.04M | 0.00% | −46,131−17.6% | Reduced |
| Schonfeld Strategic Advisors LLC | 204,700 | $993.0K | 0.01% | +193,600+1,744.1% | Added |
| Citigroup Inc | 189,497 | $919.0K | 0.00% | −317,961−62.7% | Reduced |
| Charles Schwab Investment Management Inc | 181,935 | $883.0K | 0.00% | +4,902+2.8% | Added |
| Tudor Investment Corp Et Al | 174,649 | $847.0K | 0.02% | +174,649 | New |
| Swiss National Bank | 165,807 | $804.0K | 0.00% | +16,700+11.2% | Added |
| Citadel Advisors LLC | 162,125 | $786.0K | 0.00% | +146,190+917.4% | Added |
| Invesco Ltd. | 159,362 | $773.0K | 0.00% | +83,817+110.9% | Added |
| Quinn Opportunity Partners LLC | 140,824 | $683.0K | 0.04% | −10,000−6.6% | Reduced |
| Swedbank AB | 135,000 | $654.8K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 130,304 | $632.0K | 0.01% | +130,304 | New |
| Walleye Capital LLC | 129,729 | $629.0K | 0.02% | +119,638+1,185.6% | Added |
| Cubist Systematic Strategies, LLC | 120,592 | $585.0K | 0.00% | +120,592 | New |
| Barclays PLC | 107,289 | $521.0K | 0.00% | +25,303+30.9% | Added |
| FMR LLC | 105,756 | $513.0K | 0.00% | +105,746+1,057,460.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 90,376 | $438.0K | 0.02% | +20,835+30.0% | Added |
| Rhumbline Advisers | 89,848 | $436.0K | 0.00% | −7,641−7.8% | Reduced |
| California State Teachers Retirement System | 88,519 | $429.0K | 0.00% | −5,367−5.7% | Reduced |
| State of Wisconsin Investment Board | 87,300 | $423.0K | 0.00% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 86,406 | $419.0K | 0.00% | 00.0% | Unchanged |
| Birchview Capital, LP | 84,000 | $407.0K | 0.29% | 00.0% | Unchanged |
| Walleye Trading LLC | 80,940 | $393.0K | 0.01% | +76,025+1,546.8% | Added |
| Ergoteles LLC | 76,800 | $372.0K | 0.01% | +55,527+261.0% | Added |
| Russell Investments Group, Ltd. | 70,959 | $342.0K | 0.00% | −20,415−22.3% | Reduced |
| ExodusPoint Capital Management, LP | 68,909 | $334.0K | 0.00% | +68,909 | New |
| UBS Asset Management Americas Inc | 65,389 | $317.1K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 56,679 | $275.0K | 0.00% | +9,875+21.1% | Added |
| Engineers Gate Manager LP | 54,145 | $263.0K | 0.01% | +54,145 | New |
| Alliancebernstein L.P. | 52,330 | $254.0K | 0.00% | −12,700−19.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 52,372 | $254.0K | 0.00% | +52,372 | New |
| E Fund Management Co., Ltd. | 49,119 | $238.0K | 0.01% | +29,765+153.8% | Added |
| Jane Street Group, LLC | 49,019 | $237.0K | 0.00% | −131,805−72.9% | Reduced |
| CWM Advisors, LLC | 48,724 | $236.0K | 0.03% | +24,085+97.8% | Added |
| New York State Common Retirement Fund | 44,593 | $216.0K | 0.00% | −4,074−8.4% | Reduced |
| Deutsche Bank AG | 42,178 | $204.0K | 0.00% | −4,123−8.9% | Reduced |
| Gabelli Funds LLC | 41,000 | $199.0K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 40,607 | $197.0K | 0.09% | 00.0% | Unchanged |
| Jump Financial, LLC | 39,640 | $193.0K | 0.01% | +39,640 | New |
| Norges Bank | 37,392 | $181.4K | 0.00% | −375,840−91.0% | Reduced |
| Virginia Retirement Systems Et Al | 36,500 | $177.0K | 0.00% | −5,900−13.9% | Reduced |
| Wolverine Trading, LLC | 34,592 | $171.0K | 0.01% | +34,592 | New |
| Group One Trading, L.P. | 34,318 | $166.0K | 0.00% | −120,806−77.9% | Reduced |
| Colony Group LLC | 34,291 | $166.0K | 0.00% | +8,400+32.4% | Added |
| American International Group, Inc. | 33,535 | $163.0K | 0.00% | −2,360−6.6% | Reduced |
| Caxton Associates LP | 33,376 | $162.0K | 0.02% | −58,444−63.7% | Reduced |
| Wells Fargo & Company | 33,432 | $162.0K | 0.00% | −24,225−42.0% | Reduced |
| State Board of Administration of Florida Retirement System | 32,696 | $159.0K | 0.00% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 32,167 | $156.0K | 0.02% | +32,167 | New |
| Man Group plc | 30,900 | $150.0K | 0.00% | +30,900 | New |
| Manufacturers Life Insurance Company, The | 29,712 | $144.1K | 0.00% | −6,446−17.8% | Reduced |
| Belvedere Trading LLC | 33,704 | $142.0K | 0.10% | +33,704 | New |
| Ensign Peak Advisors, Inc | 29,150 | $141.0K | 0.00% | +4,240+17.0% | Added |
| Martingale Asset Management L P | 27,913 | $136.0K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 28,027 | $136.0K | 0.00% | +1,664+6.3% | Added |
| Brighton Jones LLC | 27,198 | $132.0K | 0.01% | +130+0.5% | Added |
| Legal & General Group Plc | 26,483 | $129.0K | 0.00% | −29,002−52.3% | Reduced |
| Simplex Trading, LLC | 20,829 | $101.0K | 0.00% | −22,080−51.5% | Reduced |
| Price T Rowe Associates Inc | 20,684 | $100.0K | 0.00% | +1,504+7.8% | Added |
| ProShare Advisors LLC | 19,921 | $96.0K | 0.00% | −4,711−19.1% | Reduced |
| Gsa Capital Partners LLP | 19,764 | $96.0K | 0.01% | +19,764 | New |
| Arizona State Retirement System | 18,951 | $92.0K | 0.00% | +762+4.2% | Added |
| Fiera Capital Corp | 18,827 | $91.0K | 0.00% | 00.0% | Unchanged |
| Shell Asset Management Co | 17,171 | $83.0K | 0.00% | −2,526−12.8% | Reduced |
| MetLife Investment Management | 15,083 | $73.2K | 0.00% | −9,413−38.4% | Reduced |
| Green Alpha Advisors, LLC | 14,660 | $71.0K | 0.05% | +1,772+13.7% | Added |