Who owns UPSTREAM BIO INC COM?
- Ticker: UPB
- CUSIP Number: 91678a107
Tip: Access positions for across all investors
Analyze quarterly positions in Upstream Bio with up to 7 years of data, all consolidated into one spreadsheet
Download as csv
Download as Excel
Top investors of Upstream Bio stock
Who bought or sold UPSTREAM BIO INC COM this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| FMR | 8.1M | $152M | 2% | Sep 2025 |
|
| OrbiMed Advisors | 5.7M | $107M | 0% | Sep 2025 |
|
| BlackRock | 3.3M | $91M | 28% | Dec 2025 |
|
| Decheng Capital | 3.1M | $85M | -4% | Dec 2025 |
|
| Norges Bank Investment Management | 2.9M | $78M | 100% | Dec 2025 |
|
| Enavate Sciences GP | 2.5M | $67M | 0% | Dec 2025 |
|
| Vanguard Group | 2.4M | $65M | -2% | Dec 2025 |
|
| UBS Group | 1.8M | $49M | 563% | Dec 2025 |
|
| Altshuler Shaham | 1.3M | $36M | -5% | Dec 2025 |
|
| Bain Capital Life Sciences Investors | 1.3M | $36M | -46% | Dec 2025 |
|
| Omega Fund Management | 1.3M | $36M | -2% | Dec 2025 |
|
| State Street Corporation | 1.3M | $36M | 18% | Dec 2025 |
|
| VR Adviser | 1.2M | $32M | 0% | Dec 2025 |
|
| Wellington Management Company | 1.1M | $21M | -8% | Sep 2025 |
|
| Geode Capital Management | 852k | $23M | 4% | Dec 2025 |
|
| Parkman Healthcare Partners | 835k | $23M | -1% | Dec 2025 |
|
| Pictet Asset Management Holding SA | 773k | $21M | 100% | Dec 2025 |
|
| Woodline Partners | 760k | $21M | 26% | Dec 2025 |
|
| Integral Health Asset Management | 750k | $20M | 30% | Dec 2025 |
|
| TCG Crossover Management | 744k | $20M | -65% | Dec 2025 |
|
| Samsara BioCapital | 736k | $20M | -24% | Dec 2025 |
|
| Vestal Point Capital | 720k | $20M | 100% | Dec 2025 |
|
| Siren | 589k | $16M | -25% | Dec 2025 |
|
| Barclays | 525k | $14M | 515% | Dec 2025 |
|
| Nantahala Capital Management | 495k | $13M | -17% | Dec 2025 |
|
| Marshall Wace | 344k | $9.3M | -60% | Dec 2025 |
|
| Goldman Sachs Group | 334k | $9.1M | 49% | Dec 2025 |
|
| Dr. Jeffrey R. Jay, M.D. | 300k | $8.1M | 0% | Dec 2025 |
|
| Alyeska Investment Group | 298k | $8.1M | 100% | Dec 2025 |
|
| Jennison Associates | 289k | $7.8M | 100% | Dec 2025 |
|
| Charles Schwab Investment Management | 285k | $7.7M | 0% | Dec 2025 |
|
| Northern Trust | 237k | $6.4M | -7% | Dec 2025 |
|
| Invesco | 163k | $4.4M | 849% | Dec 2025 |
|
| Boxer Capital Management | 150k | $4.1M | 100% | Dec 2025 |
|
| Deutsche Bank Aktiengesellschaft | 128k | $3.5M | 378% | Dec 2025 |
|
| SummitTX Capital | 117k | $3.2M | 4% | Dec 2025 |
|
| Susquehanna International | 116k | $3.1M | 100% | Dec 2025 |
|
| Schonfeld Strategic Advisors | 116k | $3.1M | -39% | Dec 2025 |
|
| Nomura Holdings | 98k | $1.8M | 100% | Sep 2025 |
|
| American Century Companies | 88k | $2.4M | 23% | Dec 2025 |
|
| Bank of New York Mellon | 85k | $2.3M | -7% | Dec 2025 |
|
| Nuveen | 79k | $2.1M | 12% | Dec 2025 |
|
| ExodusPoint Capital Management | 75k | $2.0M | 100% | Dec 2025 |
|
| Balyasny Asset Management | 73k | $1.4M | 100% | Sep 2025 |
|
| Artia Global Partners | 69k | $1.9M | 100% | Dec 2025 |
|
| Exome Asset Management | 65k | $1.8M | 25% | Dec 2025 |
|
| Seven Grand Managers | 50k | $1.4M | 100% | Dec 2025 |
|
| Citadel Advisors | 47k | $888k | 100% | Sep 2025 |
|
| Y-Intercept | 47k | $1.3M | 100% | Dec 2025 |
|
| ALPS Advisors | 44k | $1.2M | 71% | Dec 2025 |
|
| Rhumbline Advisers | 42k | $1.1M | -16% | Dec 2025 |
|
| Millennium Management | 40k | $755k | 100% | Sep 2025 |
|
| Rafferty Asset Management | 39k | $1.1M | 12% | Dec 2025 |
|
| Wells Fargo & Company | 37k | $999k | 46% | Dec 2025 |
|
| Trexquant Investment | 31k | $843k | 100% | Dec 2025 |
|
| AQR Capital Management | 30k | $563k | 1% | Sep 2025 |
|
| Jpmorgan Chase & Co | 30k | $563k | 100% | Sep 2025 |
|
| Swiss National Bank | 27k | $722k | 100% | Dec 2025 |
|
| Diadema Partners | 21k | $557k | -90% | Dec 2025 |
|
| Alliancebernstein | 20k | $373k | -19% | Sep 2025 |
|
| MetLife Investment Advisors | 20k | $534k | -9% | Dec 2025 |
|
| PSP Research | 18k | $479k | 100% | Dec 2025 |
|
| Mirae Asset Global Etfs Holdings | 18k | $478k | 4% | Dec 2025 |
|
| Renaissance Technologies | 16k | $445k | 100% | Dec 2025 |
|
| Springbok Capital Management | 16k | $296k | 100% | Sep 2025 |
|
| Quantinno Capital Management | 15k | $419k | 4% | Dec 2025 |
|
| XTX Topco | 15k | $410k | 100% | Dec 2025 |
|
| California State Teachers Retirement System | 15k | $398k | 573% | Dec 2025 |
|
| ProFund Advisors | 15k | $396k | 100% | Dec 2025 |
|
| Graham Capital Management | 14k | $372k | 100% | Dec 2025 |
|
| Legal & General Group | 14k | $372k | 369% | Dec 2025 |
|
| DnB NOR Asset Management AS | 13k | $347k | 100% | Dec 2025 |
|
| Virtu Financial | 12k | $332k | 100% | Dec 2025 |
|
| Verition Fund Management | 12k | $326k | -74% | Dec 2025 |
|
| Mariner Wealth Advisors | 12k | $321k | 8% | Dec 2025 |
|
| Creative Planning | 12k | $319k | -18% | Dec 2025 |
|
| New York State Common Retirement Fund | 12k | $318k | 86% | Dec 2025 |
|
| Two Sigma Investments | 11k | $198k | 100% | Sep 2025 |
|
| Intech Investment Management | 10k | $282k | 0% | Dec 2025 |
|
| Manufacturers Life Insurance Company | 10k | $276k | -16% | Dec 2025 |
|
| Virtus Investment Advisers | 9.8k | $185k | 21% | Sep 2025 |
|
| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 9.8k | $266k | 100% | Dec 2025 |
|
| Point72 Asset Management | 9.7k | $263k | 100% | Dec 2025 |
|
| Police & Firemen's Retirement System of New Jersey | 9.5k | $257k | 0% | Dec 2025 |
|
| Persistent Asset Partners | 8.9k | $242k | 100% | Dec 2025 |
|
| China Universal Asset Management | 8.8k | $239k | 100% | Dec 2025 |
|
| ProShare Advisors | 8.4k | $227k | 100% | Dec 2025 |
|
| Sei Investments | 8.1k | $220k | 100% | Dec 2025 |
|
| SG Americas Securities | 5.5k | $150k | 100% | Dec 2025 |
|
| Bnp Paribas Arbitrage, Snc | 5.0k | $135k | -24% | Dec 2025 |
|
| CWM | 3.4k | $91k | 1% | Dec 2025 |
|
| Klp Kapitalforvaltning As | 2.9k | $79k | 100% | Dec 2025 |
|
| Russell Investments | 2.8k | $77k | -7% | Dec 2025 |
|
| Summit Investment Advisors | 2.7k | $74k | 0% | Dec 2025 |
|
| Mirae Asset Global Investments | 2.6k | $71k | 100% | Dec 2025 |
|
| Sterling Capital Management | 1.9k | $52k | -15% | Dec 2025 |
|
| Gf Fund Management | 1.1k | $29k | 100% | Dec 2025 |
|
| Amalgamated Bank | 1.0k | $28k | 74% | Dec 2025 |
|
| GAMMA Investing | 900.00 | $24k | 1% | Dec 2025 |
|
| Royal Bank of Canada | 832.00 | $17k | -73% | Sep 2025 |
|
| Tower Research Capital | 669.00 | $18k | -64% | Dec 2025 |
|
| Versant Capital Management | 558.00 | $15k | 2% | Dec 2025 |
|
| Us Bancorp | 546.00 | $15k | 3% | Dec 2025 |
|
| Federated Investors | 482.00 | $13k | 100% | Dec 2025 |
|
| Simplex Trading | 466.00 | $13k | 100% | Dec 2025 |
|
| NISA Investment Advisors | 400.00 | $11k | 317% | Dec 2025 |
|
| EverSource Wealth Advisors | 282.00 | $7.7k | -9% | Dec 2025 |
|
| Global Retirement Partners | 273.00 | $7.4k | -18% | Dec 2025 |
|
| Aster Capital Management | 271.00 | $7.4k | -76% | Dec 2025 |
|
| Ubs Global Asset Management Americas | 242.00 | $6.6k | 100% | Dec 2025 |
|
| Daiwa Securities Group | 180.00 | $5.0k | 100% | Dec 2025 |
|
| J.Safra Asset Management | 128.00 | $3.5k | 0% | Dec 2025 |
|
| Signature | 117.00 | $3.2k | 129% | Dec 2025 |
|
| Pnc Financial Services | 106.00 | $2.9k | -18% | Dec 2025 |
|
| Hanson McClain Advisors | 68.00 | $1.8k | 1% | Dec 2025 |
|
| N.E.W. Advisory Services | 60.00 | $1.6k | 0% | Dec 2025 |
|
| SageView Advisory Group | 30.00 | $815.001000 | 100% | Dec 2025 |
|
| Sunbelt Securities | 19.00 | $516.000100 | 0% | Dec 2025 |
|
| Larson Financial Group | 14.00 | $380.000600 | 100% | Dec 2025 |
|
| Advisor Group Holdings | 5.00 | $136.000000 | 100% | Dec 2025 |
|
| Parallel Advisors | 2.00 | $54.000000 | 0% | Dec 2025 |
|
| SRS Capital Advisors | 2.00 | $54.000000 | -99% | Dec 2025 |
|
| IFP Advisors | 1.00 | $27.000000 | -50% | Dec 2025 |
|
| Rothschild Investment | 1.00 | $27.000000 | 100% | Dec 2025 |
|
Who sold out of Upstream Bio?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Ikarian Capital | Sep 2025 | 161k | $3.0M |
| Caption Management | Sep 2025 | 88k | $1.7M |
| Boothbay Fund Management | Sep 2025 | 61k | $1.2M |
| Jane Street | Sep 2025 | 21k | $386k |
| Sig Brokerage | Sep 2025 | 20k | $376k |
| Commonwealth Equity Services | Sep 2025 | 16k | $292k |
| Group One Trading | Sep 2025 | 1.3k | $25k |
| Hartland & Co | Sep 2025 | 163.00 | $3.1k |