Upstream Bio, Inc.
$20.97
-5.9%Upstream Bio, Inc., a clinical-stage biotechnology company, develops treatments for inflammatory diseases that focuses on severe respiratory disorders. It develops verekitug, a monoclonal antibody that targets and inhibits the thymic stromal lymphopoietin receptor. The company also develops therapies to treat severe asthma, chronic rhinosinusitis with nasal polyps, and chronic obstructive pulmonary disease. Upstream Bio, Inc. was incorporated in 2021 and is based in Waltham, Massachusetts.
At a Glance
Live SnapshotIntrinsic Alpha Methodology
Thesis Lenses
Signal
Medium confidenceValuation multiple is compressed (P/E -3.7).
Valuation inputs: P/E -3.7, earnings yield N/A, momentum -5.9%.
If multiples stay elevated while momentum fades, downside repricing risk rises.
Driver
High confidenceReturn profile is soft (ROE -9.8%, ROIC -10.8%).
Profitability stack: net margin -42.7%, ROE -9.8%, ROIC -10.8%.
Quality deterioration often appears in margins before it shows up in headline EPS.
Risk
High confidenceRisk profile is balanced but has notable pressure points to monitor.
Risk factors: liabilities/assets +2.8%, momentum -5.9%, net margin -42.7%.
Higher leverage with weak momentum and thin margins can amplify drawdown severity.
Upstream Bio, Inc. Market vs Earnings Trajectory
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Upstream Bio, Inc. Fair Value Envelope
Upstream Bio, Inc. Profit Bridge
Profitability Analysis
Gross Margin
Exceptional pricing power and cost management. The company retains over half of revenue after direct costs.
Operating Margin
Operating losses indicate the core business is unprofitable. Requires restructuring or revenue growth.
Net Profit Margin
Net losses indicate the company is burning cash. Sustainability depends on path to profitability.
Profitability Insight
Margin squeeze alert: Healthy gross margins but weak operating margins suggest excessive operating expenses. Cost optimization could unlock significant value.
Upstream Bio, Inc. Cash Conversion Engine
Cash Flow Quality Analysis
FCF Conversion Rate
Strong cash conversion. Most reported earnings translate into actual cash flow, suggesting solid fundamentals.
CapEx Intensity
Asset-light business model. Low capital requirements leave more cash available for shareholders and growth investments.
FCF Growth Trend
Significant FCF decline raises concerns. Urgent review needed of operational performance and capital allocation.
Working Capital Impact
Working capital inflow boosted cash flow. Efficient management of receivables, inventory, and payables contributing positively.
Upstream Bio, Inc. Funding & Solvency Profile
Financial Health Analysis
Current Ratio
Excellent liquidity position. The company can easily cover its short-term obligations with substantial cushion.
Debt-to-Equity Ratio
Conservative capital structure. The company relies primarily on equity financing, indicating low financial risk.
Working Capital
Strong working capital position provides significant operational flexibility and financial cushion.
Asset Composition
Asset-light business model with high liquidity. Majority of assets are easily convertible to cash.
Financial Health Insight
Strong financial foundation: Excellent liquidity combined with conservative leverage suggests the company is well-positioned to weather economic uncertainties and fund growth opportunities.
Upstream Bio, Inc. Street Expectations Map
Wall Street analysts project that UPB stock may rise significantly over the coming 12 months. The consensus 1-year price target stands at 47.00, with estimates ranging from a low of 47.00 to a high of 47.00.
The consensus 1-year price target stands at 47.00, with estimates ranging from a low of 47.00 to a high of 47.00.
Analyst Consensus Analysis
Upside Potential
Substantial upside potential. Analysts see significant value gap, suggesting the stock may be materially undervalued at current levels.
Analyst Agreement
High analyst agreement. Narrow target range indicates strong consensus on valuation, suggesting clear investment thesis and predictable outlook.
Analyst Conviction
Strong buy conviction: High upside with tight consensus suggests compelling investment opportunity backed by analyst confidence.
Market Sentiment Insight
Rare opportunity: Exceptional upside potential with strong analyst consensus creates a compelling setup. The combination of significant price target premium and tight agreement suggests high-conviction undervaluation that may attract institutional capital.
Upstream Bio, Inc. Insider Positioning
During the last 12 months, insiders have purchased $1.19M worth of UPB shares, with no selling activity reported.
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6-9 Months
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9-12 Months
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Top Buyers
Renaud Ronald C Jr
Director
$198K
Chimovits Erez
Director
$198K
Ruddy Marcella K.
Director
$198K
Beckman Daniella
Director
$198K
Fleming Harold Edward
Director
$198K
Top Sellers
No selling activity
Insider Activity Analysis
Net Insider Sentiment
Strong bullish signal with $1.19M net buying. Insiders are aggressively accumulating shares, suggesting significant confidence in future prospects.
Buy/Sell Ratio
Perfect buy/sell ratio. Only buying activity with zero selling—the most bullish possible insider signal.
Insider Participation
5 insider buyers vs. 0 sellers. Broad-based buying across management team suggests widespread confidence.
Insider Activity Insight
Compelling insider conviction: The combination of strong buy/sell ratio and multiple buyers suggests insiders see attractive risk/reward. Consider this alongside fundamental analysis for confirmation.
No Dividend Yield Data
UPB has not reported any dividend yield values in the available annual periods.
upb Dividend History
Learning Layer
Related Guides
Build conviction on UPB by pairing this stock hub with focused valuation guides.
Research Paths
Snapshot
Start with context, operating signals, and key market metrics.
Value Model
Stress test fair value across bear, base, and bull assumptions.
Statements
Validate revenue quality, margins, and balance sheet durability.
Earnings Call
Read management commentary and compare it with reported outcomes.
Dividends
Check payout sustainability and long-term distribution behavior.
Analyst Expectations
Review consensus spread and where estimate risk is concentrated.