Upstream Bio, Inc. (UPB) institutional holders · rev $2.9M
Upstream Bio, Inc. institutional holders from SEC Form 13F, top 3 by reported value. Each row is the filer's newest 13F for quarters ended 2026-03-31 or later, share lines summed, options excluded; value is the 13F-reported market value in US dollars. Rows marked Prior quarter are filers whose 2026-06-30 13F is not cached yet.
| Holder | Shares | Value | Report |
|---|---|---|---|
| FMR LLC | 8,162,897 | $56.5M | 2026-06-30 |
| STATE STREET CORP | 766,323 | $5.3M | 2026-06-30 |
| GOLDMAN SACHS GROUP INC | 316,587 | $2.8M | 2026-03-31Prior quarter |
UPB institutional holders FAQ
How many UPB 13F holders are listed on this page?
This page lists 2 cached Upstream Bio, Inc. (UPB) 13F holders. Holders: https://lician.com/institutional/upb
Who is the largest UPB 13F holder by reported value?
The largest cached 13F holder by reported value on this page is FMR LLC. Filer: https://lician.com/institutional/upb/315066. Holders: https://lician.com/institutional/upb
What value and shares did the largest UPB 13F holder report?
FMR LLC, the largest cached 13F holder by reported value on this page, reported 8,162,897 shares and a value of $56.5M.
What is the latest UPB 13F report date on this page?
The latest cached 13F report date on this Upstream Bio, Inc. (UPB) holders table is Jun 30, 2026.
Which UPB 13F holders report the largest positions?
The largest cached 13F holders by reported value on this Upstream Bio, Inc. (UPB) page are FMR LLC and STATE STREET CORP. Holders: https://lician.com/institutional/upb
Where are UPB institutional holders listed?
Cached 13F holders for Upstream Bio, Inc. (UPB) are listed at https://lician.com/institutional/upb. Filer directory: https://lician.com/holders
What is UPB's latest revenue?
Latest cached Upstream Bio, Inc. (UPB) revenue for Dec 31, 2025 was $2.9M. Statements: https://lician.com/financials/upb
Not investment advice. Figures as filed or reported, not a live feed.