§ BIOTECHNOLOGY
USD · Biotechnology

UPB

UPSTREAM BIO INC
USDSector · Biotechnology
LAST
n/a
n/aPREV CLOSE · n/a
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX

§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY

§ 05 · WHO OWNS IT
Top institutional holders
All holders →
FundShares% portΔ Q/Q
Fidelity Management7.2M0.0%+8%
ORBIMED ADVISORS LLC5.7M1.0%±0%
Decheng Capital LLC2.7M3.7%−13%
ENAVATE SCIENCES GP, LLC2.5M6.3%±0%
VANGUARD CAPITAL MANAGEMENT LLC1.9M0.0%n/a
VANGUARD CAPITAL MANAGEMENT LLC1.9M0.0%n/a
AC INTELLIGENCE

Top institutional owners for UPB as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.

§ 06 · WHO OWNS IT · BY STRATEGY

OTHER11.5% · 0 holders
OTHER49.8% · 94 holders
QUALITY / COMPOUNDER18.8% · 12 holders
PASSIVE / INDEX8.7% · 7 holders
DEALER / BANK6.8% · 16 holders
TACTICAL / MACRO1.9% · 3 holders
ACTIVIST1.5% · 1 holder
SYSTEMATIC / QUANT0.8% · 7 holders
INCOME / DEFENSIVE0.2% · 5 holders
AC INTELLIGENCE

Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.

§ 07 · INSIDER ACTIVITY · LAST 180 DAYS

NO INSIDER FILINGS
AC INTELLIGENCE

No Form 4 filings on record for UPB in the last 180 days.

§ 08 · COVERAGE · OUR RECENT NOTES

No notes mention UPB yet.