Upstream Bio, Inc. (UPB) Stock Score, Valuation & Financial Research

Upstream Bio, Inc. is in the Healthcare sector and Biotechnology industry. It is reviewed using Wall Street Score's company-strength, valuation, growth and financial-health framework. The current Wall Street Score is 31/100.

Quick answer for UPB

Upstream Bio, Inc. currently has a Wall Street Score of 31/100. The stored market price is $5.75. Its financial score is 50/100. Its valuation score is 0/100. These figures are a research snapshot, not a buy or sell recommendation.

What Upstream Bio, Inc. does

Upstream Bio, Inc. is a biotechnology company in the clinical development stage, dedicated to innovating therapies for inflammatory conditions, particularly those affecting the severe respiratory system. Its pipeline notably features verekitug, a monoclonal antibody designed to selectively target and suppress the thymic stromal lymphopoietin receptor. Beyond this, the company is actively developing treatments for severe asthma, chronic rhinosinusitis with nasal polyps, and chronic obstructive pulmonary disease. Established in 2021, Upstream Bio maintains its operational base in Waltham, Massachusetts.

UPB financial snapshot

Wall Street Score:
31/100
Current price:
$5.75
Market capitalization:
$312.9M
Revenue:
$3.3M
Net income:
$-156.8M
Free cash flow:
$-133.4M
Cash:
$96.7M
Total debt:
$1.1M
EPS:
-2.66
Financial score:
50/100
Valuation score:
0/100
Revenue score:
23/100

What stands out

  • Reported year-over-year revenue growth is +0.2%.
  • Free cash flow is $-133.4M, showing cash burn in the current stored period.
  • The balance sheet shows $96.7M of cash versus $1.1M of total debt, leaving more cash than debt.

What the numbers mean

Its current valuation score is 0/100, which Wall Street Score classifies as weak within the model's valuation framework.

The financial score is 50/100. This is a starting point for reviewing liquidity, leverage and cash-flow strength rather than a stand-alone recommendation.

A strong company and an attractive stock price are not always the same thing. Revenue, earnings, free cash flow, debt, management quality, competitive advantage and valuation should be considered together. Wall Street Score organizes these inputs into a consistent research framework so investors can identify what deserves deeper review.

Data freshness: Financial data last refreshed 2026-07-24.

How to research UPB

Start by understanding how the company makes money. Then compare revenue and earnings trends, cash generation, debt, liquidity and valuation. Review the company's latest filings and earnings reports before acting on any score or model estimate.

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Data may change as company filings and market prices update. Educational research only; not a buy or sell recommendation.