Upstream Bio, Inc.
Institutional Ownership & Holdings Analysis
About
upstream-bio is a publicly traded company tracked by institutional investors. This page displays information about the institutional ownership of the company's shares, showing which investment funds and asset managers hold positions in the company.
Top Institutional Holders
| # | Institution | Value |
|---|---|---|
| 1 | FMR LLC(2025-03-31) | $44.4M |
| 2 | ORBIMED ADVISORS LLC(2025-03-31) | $34.8M |
| 3 | Decheng Capital LLC(2025-03-31) | $20.1M |
| 4 | TCG Crossover Management, LLC(2025-03-31) | $17.1M |
| 5 | NORGES BANK(2024-12-31) | $16.4M |
| 6 | Enavate Sciences GP, LLC(2025-03-31) | $15.1M |
| 7 | Deep Track Capital, LP(2025-03-31) | $14.1M |
| 8 | Bain Capital Life Sciences Investors, LLC(2025-03-31) | $14.0M |
| 9 | VR Adviser, LLC(2025-03-31) | $14.0M |
| 10 | Samsara BioCapital, LLC(2025-03-31) | $12.7M |
| 11 | Omega Fund Management, LLC(2025-03-31) | $12.5M |
| 12 | WELLINGTON MANAGEMENT GROUP LLP(2025-03-31) | $8.0M |
| 13 | BlackRock, Inc.(2025-03-31) | $7.3M |
| 14 | ALLIANCEBERNSTEIN L.P.(2025-03-31) | $6.7M |
| 15 | VANGUARD GROUP INC(2025-03-31) | $5.6M |
| 16 | BALYASNY ASSET MANAGEMENT L.P.(2024-12-31) | $5.0M |
| 17 | Siren, L.L.C.(2025-03-31) | $4.8M |
| 18 | Nantahala Capital Management, LLC(2025-03-31) | $3.6M |
| 19 | Altshuler Shaham Ltd(2025-03-31) | $3.5M |
| 20 | Woodline Partners LP(2025-03-31) | $3.4M |
#1FMR LLC
As of 2025-03-31
Value:$44.4M
As of 2025-03-31
Value:$34.8M
As of 2025-03-31
Value:$20.1M
As of 2025-03-31
Value:$17.1M
As of 2024-12-31
Value:$16.4M
As of 2025-03-31
Value:$15.1M
As of 2025-03-31
Value:$14.1M
As of 2025-03-31
Value:$14.0M
As of 2025-03-31
Value:$14.0M
As of 2025-03-31
Value:$12.7M
As of 2025-03-31
Value:$12.5M
As of 2025-03-31
Value:$8.0M
As of 2025-03-31
Value:$7.3M
As of 2025-03-31
Value:$6.7M
As of 2025-03-31
Value:$5.6M
As of 2024-12-31
Value:$5.0M
As of 2025-03-31
Value:$4.8M
As of 2025-03-31
Value:$3.6M
As of 2025-03-31
Value:$3.5M
As of 2025-03-31
Value:$3.4M
Total Institutional Holders:94
Top 10 Holders Own:70.2%