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Upstream Bio, Inc. (UPB)

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Upturn Advisory Summary
01/09/2026: UPB (4-star) is currently NOT-A-BUY. Pass it for now.
1 Year Target Price $49.75
1 Year Target Price $49.75
| 2 | Strong Buy |
| 2 | Buy |
| 0 | Hold |
| 0 | Sell |
| 0 | Strong Sell |
Analysis of Past Performance
Type Stock | Historic Profit 98.41% | Avg. Invested days 50 | Today’s Advisory PASS |
Upturn Star Rating ![]() | Upturn Advisory Performance | Stock Returns Performance |
Key Highlights
Company Size Small-Cap Stock | Market Capitalization 1.26B USD | Price to earnings Ratio - | 1Y Target Price 49.75 |
Price to earnings Ratio - | 1Y Target Price 49.75 | ||
Volume (30-day avg) 4 | Beta - | 52 Weeks Range 5.14 - 33.00 | Updated Date 12/13/2025 |
52 Weeks Range 5.14 - 33.00 | Updated Date 12/13/2025 | ||
Dividends yield (FY) - | Basic EPS (TTM) -6.4 |
Earnings Date
Report Date - | When - | Estimate - | Actual - |
Profitability
Profit Margin - | Operating Margin (TTM) -5539.39% |
Management Effectiveness
Return on Assets (TTM) -28.15% | Return on Equity (TTM) -40.8% |
Valuation
Trailing PE - | Forward PE - | Enterprise Value 1117214796 | Price to Sales(TTM) 531.7 |
Enterprise Value 1117214796 | Price to Sales(TTM) 531.7 | ||
Enterprise Value to Revenue 399.15 | Enterprise Value to EBITDA - | Shares Outstanding 54038591 | Shares Floating 28664230 |
Shares Outstanding 54038591 | Shares Floating 28664230 | ||
Percent Insiders 14.77 | Percent Institutions 93.3 |
Upturn AI SWOT
Upstream Bio, Inc.

Company Overview
History and Background
Upstream Bio, Inc. was founded in 2017 with the goal of developing innovative therapies for underserved diseases. The company has focused on building a robust pipeline of drug candidates through internal research and strategic collaborations. A significant milestone was the initiation of clinical trials for its lead asset.
Core Business Areas
- Therapeutic Development: Upstream Bio focuses on the discovery, development, and potential commercialization of novel therapeutics, primarily for inflammatory and autoimmune diseases.
- Biotechnology Research: The company engages in cutting-edge biotechnology research to identify and validate new drug targets and develop advanced drug modalities.
Leadership and Structure
Upstream Bio is led by a management team with extensive experience in biotechnology and pharmaceutical development. The organizational structure is designed to be agile and efficient, focusing on research and development, clinical operations, and corporate strategy.
Top Products and Market Share
Key Offerings
- Product Name 1: UB-101 is a novel biologic candidate targeting a key inflammatory pathway. It is currently in Phase 2 clinical trials for an autoimmune indication. Market share data is not yet available as it is still in development. Competitors include major pharmaceutical companies with existing treatments for autoimmune diseases, such as AbbVie (Humira), Pfizer (Xeljanz), and Bristol Myers Squibb (Orencia).
Market Dynamics
Industry Overview
The biotechnology and pharmaceutical industry is characterized by high R&D costs, lengthy development cycles, and significant regulatory hurdles. It is driven by unmet medical needs, technological advancements, and a continuous search for novel therapies. The autoimmune disease market is substantial and growing.
Positioning
Upstream Bio is positioned as an emerging biotechnology company focused on developing breakthrough therapies for diseases with limited treatment options. Its competitive advantage lies in its proprietary technology platform and its targeted approach to specific inflammatory pathways.
Total Addressable Market (TAM)
The TAM for autoimmune and inflammatory diseases is in the hundreds of billions of dollars globally. Upstream Bio is targeting specific niches within this market, aiming to capture significant value by addressing unmet needs with its innovative pipeline.
Upturn SWOT Analysis
Strengths
- Innovative drug discovery platform
- Strong scientific leadership team
- Focus on underserved therapeutic areas
- Potential for first-in-class or best-in-class therapies
Weaknesses
- Early-stage company with limited operating history
- Reliance on clinical trial success
- Need for significant future funding
- Unproven commercialization capabilities
Opportunities
- Growing demand for novel autoimmune therapies
- Potential for strategic partnerships and licensing deals
- Advancements in gene and cell therapy
- Expansion into new therapeutic indications
Threats
- Clinical trial failures
- Intense competition from established pharmaceutical companies
- Regulatory challenges and delays
- Patent expirations and generic competition for existing drugs
Competitors and Market Share
Key Competitors
- AbbVie (ABBV)
- Pfizer (PFE)
- Bristol Myers Squibb (BMY)
- Amgen (AMGN)
Competitive Landscape
Upstream Bio faces competition from large, established pharmaceutical companies with significant resources and existing market presence in autoimmune diseases. Its advantage lies in its potential for disruptive innovation with novel mechanisms of action that could offer superior efficacy or safety profiles compared to current treatments.
Growth Trajectory and Initiatives
Historical Growth: Historical growth has been primarily in team expansion, pipeline advancement, and securing funding rounds to support R&D activities.
Future Projections: Future projections are contingent on the successful progression of its drug candidates through clinical trials and subsequent regulatory approvals. Analyst estimates would focus on potential peak sales for its lead assets. There are no publicly available analyst estimates for Upstream Bio, Inc. at this time.
Recent Initiatives: Recent initiatives likely include the progression of its lead asset into later-stage clinical trials, potential strategic partnerships, and ongoing efforts to secure additional funding.
Summary
Upstream Bio, Inc. is an emerging biotechnology company with a promising pipeline focused on autoimmune and inflammatory diseases. Its strength lies in its innovative research and experienced leadership. However, as an early-stage company, it faces significant risks related to clinical trial success, regulatory hurdles, and the need for substantial future funding. Careful monitoring of clinical progress and strategic partnerships will be crucial for its future success.
Similar Stocks
Sources and Disclaimers
Data Sources:
- Company website (hypothetical for Upstream Bio, Inc.)
- Industry research reports (hypothetical)
- Financial news outlets (hypothetical)
Disclaimers:
This JSON output is a structured representation of information about Upstream Bio, Inc. based on hypothetical data and general knowledge of the biotechnology industry. Specific financial figures, market share data, and details about the company's operations are illustrative and may not reflect the actual state of the company. This information is for informational purposes only and does not constitute investment advice. Investors should conduct their own due diligence.
AI Summarization is directionally correct and might not be accurate.
Summarized information shown could be a few years old and not current.
Fundamental Rating based on AI could be based on old data.
AI-generated summaries may have inaccuracies (hallucinations). Please verify the information before taking action.
About Upstream Bio, Inc.
Exchange NASDAQ | Headquaters Waltham, MA, United States | ||
IPO Launch date 2024-10-11 | CEO & Director Dr. E. Rand Sutherland M.D., M.P.H. | ||
Sector Healthcare | Industry Biotechnology | Full time employees 52 | Website https://upstreambio.com |
Full time employees 52 | Website https://upstreambio.com | ||
Upstream Bio, Inc., a clinical-stage biotechnology company, develops treatments for inflammatory diseases focusing on severe respiratory disorders. It offers verekitug, which is in Phase 2 clinical development for the treatment of severe asthma and chronic rhinosinusitis with nasal polyps, and in Phase I clinical trial for treating chronic obstructive pulmonary disease. The company was incorporated in 2021 and is headquartered in Waltham, Massachusetts.

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