UPB
Upstream Bio, Inc.$9.01-0.43 (-4.56%)HealthcareNASDAQ
Institutional Holders
50
as of Q4 2025
Total Shares Held
InfinityB
Total Value
$1.8400015458085336e+221T
% of Float
Infinity%
Price History
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | FMR LLC | 6,795,985 | $184.0M | 0.01% | Share |
| 2 | ORBIMED ADVISORS LLC | 5,693,589 | $154.6M | 3.16% | Share |
| 3 | Decheng Capital LLC | 3,143,078 | $85.3M | 11.48% | Share |
| 4 | NORGES BANK | 2,882,647 | $78.0M | 0.01% | Share |
| 5 | Enavate Sciences GP, LLC | 2,459,703 | $66.8M | 13.18% | Share |
| 6 | VANGUARD GROUP INC | 2,133,212 | $57.9M | 0.00% | Share |
| 7 | UBS Group AG | 1,805,824 | $49.0M | 0.01% | Share |
| 8 | JANUS HENDERSON GROUP PLC | 1,519,258 | $41.0M | 0.02% | Share |
| 9 | BlackRock, Inc. | 1,376,866 | $37.0M | 0.00% | Share |
| 10 | Bain Capital Life Sciences Investors, LLC | 1,329,544 | $36.1M | 2.76% | Share |
| 11 | Omega Fund Management, LLC | 1,326,293 | $36.0M | 12.57% | Share |
| 12 | STATE STREET CORP | 1,319,226 | $35.0M | 0.00% | Share |
| 13 | VR Adviser, LLC | 1,169,298 | $31.7M | 1.57% | Share |
| 14 | BlackRock, Inc. | 926,116 | $25.0M | 0.00% | Share |
| 15 | WELLINGTON MANAGEMENT GROUP LLP | 894,733 | $24.0M | 0.00% | Share |
| 16 | Parkman Healthcare Partners LLC | 834,559 | $22.7M | 2.16% | Share |
| 17 | Pictet Asset Management Holding SA | 773,148 | $21.0M | 0.02% | Share |
| 18 | Integral Health Asset Management, LLC | 750,000 | $20.4M | 1.01% | Share |
| 19 | TCG Crossover Management, LLC | 743,886 | $20.2M | 0.67% | Share |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 742,084 | $20.0M | 0.00% | Share |
| 21 | Woodline Partners LP | 760,252 | $20.0M | 0.08% | Share |
| 22 | Samsara BioCapital, LLC | 736,047 | $20.0M | 2.06% | Share |
| 23 | Vestal Point Capital, LP | 720,000 | $19.5M | 0.66% | Share |
| 24 | Siren, L.L.C. | 588,450 | $16.0M | 0.48% | Share |
| 25 | BARCLAYS PLC | 524,499 | $14.0M | 0.00% | Share |
| 26 | MILLENNIUM MANAGEMENT LLC | 517,264 | $14.0M | 0.01% | Share |
| 27 | Nantahala Capital Management, LLC | 494,971 | $13.4M | 0.44% | Share |
| 28 | BlackRock, Inc. | 496,990 | $13.0M | 0.00% | Share |
| 29 | FMR LLC | 475,794 | $12.0M | 0.00% | Share |
| 30 | GOLDMAN SACHS GROUP INC | 333,481 | $9.0M | 0.00% | Share |
| 31 | MARSHALL WACE, LLP | 343,791 | $9.0M | 0.01% | Share |
| 32 | GREAT POINT PARTNERS LLC | 300,000 | $8.1M | 2.64% | Share |
| 33 | Alyeska Investment Group, L.P. | 298,329 | $8.0M | 0.02% | Share |
| 34 | JENNISON ASSOCIATES LLC | 288,847 | $7.8M | 0.00% | Share |
| 35 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 284,931 | $7.0M | 0.00% | Share |
| 36 | Squadron Capital Management LLC | 230,650 | $6.3M | 2.65% | Share |
| 37 | VANGUARD GROUP INC | 224,394 | $6.1M | 0.00% | Share |
| 38 | BlackRock, Inc. | 240,260 | $6.0M | 0.00% | Share |
| 39 | NORTHERN TRUST CORP | 230,350 | $6.0M | 0.00% | Share |
| 40 | Boxer Capital Management, LLC | 150,000 | $4.1M | 0.89% | Share |
| 41 | FMR LLC | 162,500 | $4.0M | 0.00% | Share |
| 42 | Invesco Ltd. | 145,555 | $4.0M | 0.00% | Share |
| 43 | SummitTX Capital, L.P. | 116,724 | $3.2M | 0.10% | Share |
| 44 | Schonfeld Strategic Advisors LLC | 115,807 | $3.1M | 0.01% | Share |
| 45 | BlackRock, Inc. | 122,351 | $3.0M | 0.00% | Share |
| 46 | DEUTSCHE BANK AG\ | 100,000 | $2.0M | 0.00% | Share |
| 47 | ExodusPoint Capital Management, LP | 75,402 | $2.0M | 0.02% | Share |
| 48 | FMR LLC | 83,898 | $2.0M | 0.00% | Share |
| 49 | JPMORGAN CHASE & CO | 87,233 | $2.0M | 0.00% | Share |
| 50 | AMERICAN CENTURY COMPANIES INC | 87,756 | $2.0M | 0.00% | Share |