Upstream Bio, Inc. (UPB) AI Stock Analysis

• Market Cap: $1.13B
• Dividend Yield: N/A
• Average Volume (3M): 433.44K
• Price to Earnings (P/E): ―
• Beta (1Y): 0.68
• Revenue Growth: N/A
• EPS Growth: N/A
• Country: US
• Employees: 52
• Sector: Healthcare
• Sector Strength: 45
• Industry: Biotechnology
• EPS (TTM): -0.74
• Shares Outstanding: 53,909,428
• 10 Day Avg. Volume: 348,822
• 30 Day Avg. Volume: 433,444
• PEG Ratio: N/A
• Price to Book (P/B): N/A
• Price to Sales (P/S): N/A
• P/FCF Ratio: N/A
• Enterprise Value/Market Cap: 0.18
• Enterprise Value/Revenue: 72.85
• Enterprise Value/Gross Profit: 72.85
• Enterprise Value/Ebitda: -1.63
• 1Y Price Target: $61.00
• Price Target Upside: 175.40% Upside
• Rating Consensus: Strong Buy
• Number of Analyst Covering: 5

• Rating: 56 Neutral
• Price Target: $23.00 ▲(3.84% Upside)

Upstream Bio, Inc. scores moderately due to strong technical indicators suggesting bullish momentum. However, financial performance and valuation are weak due to ongoing operational losses and negative profitability metrics. The absence of earnings call data and corporate events limits further insights.

Positive Factors

Innovative Drug Pipeline

The development of verekitug, with its unique mechanism targeting the TSLP receptor, positions Upstream Bio to potentially offer differentiated therapies in the market, enhancing its competitive edge in treating inflammatory diseases.

Positive Clinical Trial Results

Successful Phase 2 trials for verekitug in treating CRSwNP indicate strong potential for regulatory approval and market entry, which could significantly boost Upstream Bio's revenue and market position.

Strong Equity Position

A strong equity position with minimal debt provides Upstream Bio with financial stability and flexibility to invest in R&D and strategic initiatives, crucial for long-term growth in the biopharmaceutical industry.

Negative Factors

Operational Losses

Ongoing operational losses reflect challenges in achieving profitability, which could hinder Upstream Bio's ability to sustain operations and invest in future growth without additional funding.

Cash Flow Challenges

Negative free cash flow indicates reliance on external funding, which can be risky if capital markets tighten, potentially impacting Upstream Bio's ability to finance its R&D pipeline and operational needs.

Minimal Revenue Growth

Stagnant revenue growth suggests challenges in scaling product sales or securing new partnerships, which could limit Upstream Bio's ability to expand its market presence and achieve financial sustainability.

Upstream Bio, Inc. Business Overview & Revenue Model

Company Description

Upstream Bio, Inc. (UPB) is a biopharmaceutical company focused on developing innovative therapies for patients with unmet medical needs. The company operates primarily in the biopharmaceutical sector, specializing in the research and development of novel treatments for various diseases, particularly in the fields of oncology and autoimmune disorders. Upstream Bio aims to leverage its proprietary technology platform to advance its pipeline of drug candidates, ultimately seeking to improve patient outcomes through targeted therapies.

How the Company Makes Money

Upstream Bio generates revenue primarily through the development and commercialization of its pharmaceutical products. The company's revenue model includes several key streams: first, revenue from collaborations and partnerships with larger pharmaceutical companies that may involve milestone payments and royalties on sales of jointly developed products. Second, the company may receive funding from grants or research programs aimed at supporting innovative therapies. Additionally, once their products receive regulatory approval, Upstream Bio can generate significant income through direct sales of its therapeutics to healthcare providers and hospitals. Strategic collaborations, licensing agreements, and potential acquisitions also contribute to the overall financial health of the company, enhancing its revenue potential.

Upstream Bio, Inc. Financial Statement Overview

Summary

Upstream Bio, Inc.'s financial statements reflect a company in the growth phase, with significant operational and cash flow challenges. While the balance sheet is strong due to high equity, profitability issues and reliance on external financing present risks. Strategic improvements in profitability and cash flow management are essential for future stability.

Income Statement

Upstream Bio, Inc. has experienced minimal revenue growth of 95.45% from 2022 to 2023, but revenue decreased slightly by 0.42% from 2023 to 2024. The gross profit margin stands at 100%, reflecting the absence of COGS. However, the company faces significant challenges with negative EBIT and net profit margins, indicating ongoing operational losses.

Balance Sheet

The company displays a strong equity position with a debt-to-equity ratio of 0.0039 and an equity ratio of 97.55% as of 2024. Despite a high level of stockholders' equity, consistent net losses could erode this strength over time if not addressed.

Cash Flow

Free cash flow deteriorated from -$19.1 million in 2022 to -$59.7 million in 2024. The company's operating cash flow to net income ratio remains negative, highlighting cash flow challenges. Positive financing cash flow suggests reliance on external funding to manage operations.

Breakdown	TTM	Dec 2024	Dec 2023	Dec 2022
Income Statement
Total Revenue	2.72M	2.37M	2.38M	1.21M
Gross Profit	2.72M	2.37M	2.38M	1.21M
EBITDA	-121.42M	-77.67M	-40.05M	-23.90M
Net Income	-104.47M	-62.81M	-20.54M	-23.87M
Balance Sheet
Total Assets	420.52M	481.72M	117.20M	18.48M
Cash, Cash Equivalents and Short-Term Investments	393.58M	470.45M	109.81M	17.05M
Total Debt	1.56M	1.83M	45.00K	94.00K
Total Liabilities	11.78M	11.87M	240.32M	124.63M
Stockholders Equity	408.74M	469.85M	-123.13M	-106.16M
Cash Flow
Free Cash Flow	-114.54M	-59.68M	-38.07M	-19.10M
Operating Cash Flow	-113.98M	-59.17M	-37.93M	-19.02M
Investing Cash Flow	-157.29M	-59.48M	-82.84M	-82.00K
Financing Cash Flow	269.58M	418.91M	129.55M	9.96M

Upstream Bio, Inc. Technical Analysis

• Technical Analysis Sentiment: Positive
• Last Price: 22.15
• 50DMA: Positive
• 100DMA: Positive
• 200DMA: Positive
• MACD: Negative
• RSI: Neutral
• STOCH: Neutral

Evaluating momentum and price trends is crucial in stock analysis to make informed investment decisions. For UPB, the sentiment is Positive. The current price of 22.15 is above the 20-day moving average (MA) of 19.94, above the 50-day MA of 18.55, and above the 200-day MA of 12.17, indicating a bullish trend. The MACD of 1.19 indicates Negative momentum. The RSI at 57.45 is Neutral, neither overbought nor oversold. The STOCH value of 63.17 is Neutral, not indicating any strong overbought or oversold conditions. Overall, these indicators collectively point to a Positive sentiment for UPB.

Upstream Bio, Inc. Peers Comparison

Name	Overall Rating	Market Cap	P/E Ratio	ROE	Dividend Yield	Revenue Growth	EPS Growth
TBPH	66 Neutral	$705.06M	60.45	6.23%	―	24.49%	―
UPB	56 Neutral	$1.13B	―	―	―	―	―
ZBIO	52 Neutral	$1.10B	―	-88.40%	―	―	―
Sector *	51 Neutral	$7.86B	-0.30	-43.30%	2.27%	22.53%	-2.21%
BCAX	48 Neutral	$931.69M	―	-32.71%	―	―	―
BCYC	45 Neutral	$574.55M	―	-31.58%	―	-51.13%	7.57%
PRME	43 Neutral	$910.58M	―	-154.81%	―	739.42%	24.90%

Upstream Bio, Inc. Corporate Events

Upstream Bio Announces Positive Phase 2 Trial Results

On September 2, 2025, Upstream Bio announced positive results from the Phase 2 VIBRANT trial for verekitug in treating chronic rhinosinusitis with nasal polyps (CRSwNP). The trial demonstrated significant improvements in nasal polyp and congestion scores, with a favorable safety profile, suggesting potential advancements in CRSwNP treatment. The results may also indicate verekitug’s utility in other respiratory diseases, such as severe asthma, highlighting its potential to transform care in multiple indications.

The most recent analyst rating on (UPB) stock is a Buy with a $75.00 price target. To see the full list of analyst forecasts on Upstream Bio, Inc. stock, see the UPB Stock Forecast page.

Upstream Bio, Inc. Reports Increased R&D Investments

Upstream Bio, Inc. is a clinical-stage biopharmaceutical company focused on developing treatments for inflammatory diseases, particularly severe respiratory disorders, using its proprietary monoclonal antibody, verekitug.