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 2021
Institutional positions in bluebird bio, Inc. as of Sep 30, 2021. 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
- 200
- −32 vs. Q2 2021
- Shares held
- 52.3M
- −599.8K (−1.1%) vs. Q2 2021
- Total value
- $996.6M
- −$694.9M (−41.1%) vs. Q2 2021
- New holders
- 27
- 64 more added
- Sold out
- 59
- 61 more reduced
3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding bluebird bio, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| U.S. Capital Wealth Advisors, LLC | 17,620 | $337.0K | 0.01% | +17,620 | New |
| Skandinaviska Enskilda Banken AB (publ) | 17,900 | $342.0K | 0.00% | +17,900 | New |
| Captrust Financial Advisors | 18,266 | $349.0K | 0.00% | −5,584−23.4% | Reduced |
| Arizona State Retirement System | 18,372 | $351.0K | 0.00% | +121+0.7% | Added |
| AlphaCrest Capital Management LLC | 18,397 | $352.0K | 0.02% | +18,397 | New |
| Metropolitan Life Insurance Co | 18,754 | $358.4K | 0.01% | 00.0% | Unchanged |
| Shell Asset Management Co | 19,532 | $373.0K | 0.01% | −840−4.1% | Reduced |
| Appleton Group, LLC | 19,495 | $373.0K | 0.32% | +8,169+72.1% | Added |
| D. E. Shaw & Co., Inc. | 21,301 | $407.0K | 0.00% | +21,301 | New |
| Fiduciary Trust Co | 22,282 | $426.0K | 0.01% | −1,597−6.7% | Reduced |
| ProShare Advisors LLC | 23,094 | $441.0K | 0.00% | −8,986−28.0% | Reduced |
| Manufacturers Life Insurance Company, The | 35,729 | $442.0K | 0.00% | −2,337−6.1% | Reduced |
| Citadel Advisors LLC | 24,113 | $461.0K | 0.00% | −58,334−70.8% | Reduced |
| MetLife Investment Management | 24,496 | $468.1K | 0.00% | 00.0% | Unchanged |
| Bank of Nova Scotia | 26,732 | $511.0K | 0.00% | +26,732 | New |
| DekaBank Deutsche Girozentrale | 26,730 | $513.0K | 0.00% | −2,900−9.8% | Reduced |
| Voya Investment Management LLC | 26,874 | $514.0K | 0.00% | +258+1.0% | Added |
| Brighton Jones LLC | 27,584 | $527.0K | 0.03% | −55−0.2% | Reduced |
| Martingale Asset Management L P | 27,613 | $528.0K | 0.01% | +14,405+109.1% | Added |
| EPIQ Capital Group, LLC | 28,245 | $540.0K | 0.06% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 28,254 | $540.0K | 0.00% | +59+0.2% | Added |
| AlphaCentric Advisors LLC | 32,000 | $612.0K | 0.16% | −1,000−3.0% | Reduced |
| State Board of Administration of Florida Retirement System | 32,531 | $622.0K | 0.00% | 00.0% | Unchanged |
| HAP Trading, LLC | 32,921 | $629.0K | 0.05% | +15,016+83.9% | Added |
| AGF Investments LLC | 34,528 | $660.0K | 0.07% | +34,528 | New |
| Hennion & Walsh Asset Management, Inc. | 36,421 | $696.0K | 0.04% | +12,470+52.1% | Added |
| Colony Group LLC | 36,756 | $702.0K | 0.01% | −35,247−49.0% | Reduced |
| Parametrica Management Ltd | 36,919 | $706.0K | 0.53% | −6,493−15.0% | Reduced |
| American International Group, Inc. | 36,969 | $706.0K | 0.00% | −878−2.3% | Reduced |
| Walleye Capital LLC | 38,247 | $731.0K | 0.02% | +29,755+350.4% | Added |
| SG Americas Securities, LLC | 41,926 | $801.0K | 0.00% | +5,464+15.0% | Added |
| Gabelli Funds LLC | 42,233 | $807.0K | 0.01% | −13,000−23.5% | Reduced |
| Vident Investment Advisory, LLC | 43,006 | $822.0K | 0.02% | −9,595−18.2% | Reduced |
| New York State Common Retirement Fund | 48,820 | $933.0K | 0.00% | −9,380−16.1% | Reduced |
| Virginia Retirement Systems Et Al | 50,200 | $959.0K | 0.01% | +4,800+10.6% | Added |
| AQR Capital Management LLC | 53,264 | $992.0K | 0.00% | +31,315+142.7% | Added |
| Duality Advisers, LP | 52,274 | $999.0K | 0.08% | −42,253−44.7% | Reduced |
| Guggenheim Capital LLC | 54,249 | $1.04M | 0.01% | +12,844+31.0% | Added |
| Legal & General Group Plc | 55,485 | $1.06M | 0.00% | +13,269+31.4% | Added |
| Simplex Trading, LLC | 38,615 | $1.25M | 0.04% | +2,683+7.5% | Added |
| Financial Advocates Investment Management | 45,234 | $1.31M | 0.09% | +40,013+766.4% | Added |
| UBS Asset Management Americas Inc | 69,696 | $1.33M | 0.00% | +3,298+5.0% | Added |
| Mirabella Financial Services LLP | 75,240 | $1.44M | 0.19% | +75,240 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 75,890 | $1.45M | 0.01% | −10,243−11.9% | Reduced |
| ExodusPoint Capital Management, LP | 82,133 | $1.57M | 0.02% | +82,133 | New |
| Alps Advisors Inc | 82,831 | $1.58M | 0.02% | −5,507−6.2% | Reduced |
| Birchview Capital, LP | 84,000 | $1.60M | 1.09% | +10,000+13.5% | Added |
| Alliancebernstein L.P. | 84,220 | $1.61M | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 84,525 | $1.61M | 0.00% | +3,936+4.9% | Added |
| Cubist Systematic Strategies, LLC | 85,986 | $1.64M | 0.02% | −66,788−43.7% | Reduced |
| State of Wisconsin Investment Board | 87,300 | $1.67M | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 91,629 | $1.75M | 0.00% | −1,457−1.6% | Reduced |
| Barclays PLC | 93,736 | $1.79M | 0.00% | +18,130+24.0% | Added |
| Rhumbline Advisers | 98,506 | $1.88M | 0.00% | +858+0.9% | Added |
| BNP Paribas Arbitrage, SA | 98,886 | $1.89M | 0.00% | +22,468+29.4% | Added |
| Deutsche Bank AG | 104,740 | $2.00M | 0.00% | +46,910+81.1% | Added |
| Bank of America Corp | 113,287 | $2.17M | 0.00% | −69,800−38.1% | Reduced |
| Wells Fargo & Company | 117,086 | $2.24M | 0.00% | −79,227−40.4% | Reduced |
| Russell Investments Group, Ltd. | 123,412 | $2.36M | 0.00% | −9,305−7.0% | Reduced |
| Jane Street Group, LLC | 133,430 | $2.55M | 0.01% | +25,869+24.1% | Added |
| Swedbank AB | 135,000 | $2.58M | 0.00% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 136,245 | $2.60M | 0.00% | −38,559−22.1% | Reduced |
| Citigroup Inc | 148,964 | $2.85M | 0.00% | −24,051−13.9% | Reduced |
| Swiss National Bank | 149,107 | $2.85M | 0.00% | +1,100+0.7% | Added |
| Group One Trading, L.P. | 166,271 | $3.18M | 0.07% | +10,835+7.0% | Added |
| Charles Schwab Investment Management Inc | 169,759 | $3.25M | 0.00% | −281,920−62.4% | Reduced |
| PDT Partners, LLC | 171,700 | $3.28M | 0.24% | +84,100+96.0% | Added |
| Federated Hermes, Inc. | 172,605 | $3.30M | 0.01% | +172,605 | New |
| Rafferty Asset Management, LLC | 174,274 | $3.33M | 0.02% | +93,739+116.4% | Added |
| Mangrove Partners | 175,587 | $3.35M | 0.37% | +24,414+16.1% | Added |
| Assenagon Asset Management S.A. | 184,194 | $3.52M | 0.01% | +184,194 | New |
| Pictet Asset Management SA | 189,544 | $3.62M | 0.00% | +189,544 | New |
| UBS Group AG | 189,811 | $3.63M | 0.00% | +176,868+1,366.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 211,971 | $4.05M | 0.01% | +39,245+22.7% | Added |
| Quinn Opportunity Partners LLC | 230,100 | $4.40M | 0.28% | +15,100+7.0% | Added |
| Millennium Management LLC | 271,307 | $5.18M | 0.01% | −144,056−34.7% | Reduced |
| Morgan Stanley | 294,572 | $5.63M | 0.00% | −390,208−57.0% | Reduced |
| Susquehanna International Group, LLP | 312,022 | $5.96M | 0.01% | −43,884−12.3% | Reduced |
| Bank of New York Mellon Corp | 333,456 | $6.37M | 0.00% | +18,500+5.9% | Added |
| Dimensional Fund Advisors LP | 337,248 | $6.45M | 0.00% | +56,739+20.2% | Added |
| Bain Capital Life Sciences Investors, LLC | 538,179 | $7.24M | 0.45% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 403,226 | $7.71M | 0.05% | −407,147−50.2% | Reduced |
| Principal Financial Group Inc | 442,564 | $8.46M | 0.01% | +13,630+3.2% | Added |
| Norges Bank | 526,554 | $10.1M | 0.00% | +26,151+5.2% | Added |
| Nuveen Asset Management, LLC | 554,981 | $10.6M | 0.00% | −135,495−19.6% | Reduced |
| Voloridge Investment Management, LLC | 637,764 | $12.2M | 0.08% | +168,560+35.9% | Added |
| Northern Trust Corp | 717,637 | $13.7M | 0.00% | −17,765−2.4% | Reduced |
| EcoR1 Capital, LLC | 802,507 | $15.3M | 0.54% | +802,507 | New |
| Geode Capital Management, LLC | 1,166,415 | $22.3M | 0.00% | −61,439−5.0% | Reduced |
| Goldman Sachs Group Inc | 1,503,532 | $28.7M | 0.01% | −271,168−15.3% | Reduced |
| Sessa Capital IM, L.P. | 1,834,965 | $35.1M | 2.22% | +634,965+52.9% | Added |
| JPMorgan Chase & Co | 1,932,697 | $36.9M | 0.00% | +303,245+18.6% | Added |
| Credit Suisse AG | 2,004,292 | $38.3M | 0.03% | −631,349−24.0% | Reduced |
| First Trust Advisors LP | 2,300,025 | $44.0M | 0.05% | +112,646+5.1% | Added |
| Armistice Capital, LLC | 2,472,000 | $47.2M | 1.17% | +636,000+34.6% | Added |
| Baker Bros. Advisors LP | 2,499,715 | $47.8M | 0.21% | +2,272,727+1,001.3% | Added |
| State Street Corp | 4,469,936 | $85.4M | 0.00% | +1,729,274+63.1% | Added |
| BlackRock Inc. | 5,769,709 | $110.3M | 0.00% | −139,388−2.4% | Reduced |
| Wellington Management Group LLP | 6,918,987 | $132.2M | 0.02% | −3,2470.0% | Reduced |
| Vanguard Group Inc | 7,089,204 | $135.5M | 0.00% | +128,129+1.8% | Added |