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Boundless Bio Inc. (BOLD) AI Stock Analysis

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BOLD

Boundless Bio Inc.

(NASDAQ:BOLD)

Select Model
Rating:48Neutral
Price Target:$2.50â–²(4.17% Upside)
Action:reiterated
Date:08/29/26

The score is held down primarily by very weak financial performance (no revenue, sustained large losses, and heavy ongoing cash burn), which outweighs the moderately positive technical setup. Corporate events are mixed: the Serapha merger and financing can reset the company’s trajectory, but the substantial dilution/control shift and restructuring add meaningful risk. Valuation is also constrained by losses and the absence of dividend support.

Positive Factors
ecDNA Therapeutic FocusThe company is focused on a defined cancer biology mechanism associated with treatment resistance and tumor heterogeneity. If its candidates demonstrate clinical benefit, this specialization could support differentiated positioning and address an important unmet need in oncology.
Negative Factors
No Commercial RevenueThe absence of revenue means the company has not yet established commercial demand or an operating revenue base to offset research and corporate expenses. Until a candidate reaches commercialization, financial performance remains dependent on development progress and external capital.

Boundless Bio Inc. (BOLD) vs. SPDR S&P 500 ETF (SPY)

-25%0%25%50%75%100%125%150%BOLD+95.12%SPY+15.63%Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26Aug '26Sep '26Oct '26Nov '26
Market Cap
$54.60M
Dividend Yield
―
Average Volume (3M)
163.53K
Price to Earnings (P/E)
-0.8
Beta (1Y)
1.16
Revenue Growth
―
EPS Growth
1.11%
Country
US
Employees
28
Sector
General
Sector Strength
55
Industry
Biotechnology

Boundless Bio Inc. Business Overview & Revenue Model

Company Description

Boundless Bio, Inc., a clinical-stage oncology company, focuses on developing innovative cancer therapies aimed at addressing the significant unmet needs of patients with oncogene amplified tumors. Their core strategy involves targeting extrachromoso...

How the Company Makes Money

Boundless Bio is a clinical-stage biotech and, as such, its revenue model is primarily not based on product sales. null

Boundless Bio Inc. Financial Statement Overview

Summary

Financial profile is very weak: zero revenue across the provided history with large, persistent operating and net losses. Cash flow is deeply negative (TTM operating cash flow about -$56M; free cash flow about -$57M), implying ongoing external financing needs. The main offset is improved balance-sheet structure versus earlier years with positive equity in recent periods, though equity has contracted materially from 2024 to TTM.

Income Statement

6Very Negative

Balance Sheet

42Neutral

Cash Flow

18Very Negative
Financial statement breakdown
BreakdownTTMDec 2025Dec 2024Dec 2023Dec 2022Dec 2021
Income Statement
Total Revenue000000
Gross Profit-901.00K-1.25M-1.09M000
EBITDA-61.85M-56.95M-64.28M-48.48M-44.96M-24.53M
Net Income-64.01M-58.20M-65.36M-49.43M-45.90M-25.21M
Balance Sheet
Total Assets73.74M157.06M206.41M129.89M76.83M113.72M
Cash, Cash Equivalents and Short-Term Investments72.63M107.58M152.11M120.75M66.72M73.03M
Total Debt049.03M47.63M2.19M5.18M377.00K
Total Liabilities7.77M58.41M55.77M256.98M158.53M151.91M
Stockholders Equity65.98M98.65M150.64M-127.08M-81.70M-38.19M
Cash Flow
Free Cash Flow-56.73M-47.21M-63.38M-47.49M-40.66M-25.28M
Operating Cash Flow-56.25M-46.66M-60.84M-46.85M-39.60M-23.25M
Investing Cash Flow61.11M37.80M-26.10M-38.26M16.13M-59.28M
Financing Cash Flow97.00K141.00K89.82M97.90M126.00K105.53M

Boundless Bio Inc. Technical Analysis

Technical Analysis SentimentNegative
Last Price2.40

Price Trends

50DMA2.63Negative
100DMA2.56Negative
200DMA1.93Positive

Market Momentum

MACD-0.05Negative
RSI41.77Neutral
STOCH24.18Neutral

Evaluating momentum and price trends is crucial in stock analysis to make informed investment decisions. For BOLD, the sentiment is Negative. The current price of 2.40 is below the 20-day moving average (MA) of 2.43, below the 50-day MA of 2.63, and above the 200-day MA of 1.93, indicating a neutral trend. The MACD of -0.05 indicates Negative momentum. The RSI at 41.77 is Neutral, neither overbought nor oversold. The STOCH value of 24.18 is Neutral, not indicating any strong overbought or oversold conditions. Overall, these indicators collectively point to a Negative sentiment for BOLD.

Boundless Bio Inc. Risk Analysis

Boundless Bio Inc. disclosed 99 risk factors in its most recent earnings report. Boundless Bio Inc. reported the most risks in the "Finance & Corporate" category.

Higher RiskSector Avg.Lower RiskFinance & CorporateTech & InnovationLegal & RegulatoryProductionAbility to SellMacro & Political
Finance & Corporate - Financial and accounting risks. Risks related to the execution of corporate activity and strategy

Latest Risks Added

3 New Risks
1.Boundless Bio and Serapha may mutually agree to waive the Nasdaq listing condition under the Merger Agreement, and if such condition is waived, the Combined Company's stock may not be listed on Nasdaq following completion of the Merger.Q2, 2026
2.The Exchange Ratio for the Merger will not change or otherwise be adjusted based on the market price of Boundless Bio Common Stock.Q2, 2026
3.The issuance of Boundless Bio Common Stock, including the shares of Boundless Bio Common Stock issued in exchange for shares of Serapha Common Stock issued in the Serapha Pre-Closing Financing, to Serapha stockholders pursuant to the Merger Agreement and the resulting change in control from the Merger, and the Nasdaq Reverse Split, must be approved by Boundless Bio stockholders, and the Merger Agreement and transactions contemplated thereby must be approved by the Serapha stockholders. Failure to obtain these approvals would prevent the closing of the Merger.Q2, 2026

Boundless Bio Inc. Peers Comparison

Overall Rating

UnderperformOutperform
Sector (55)

Financial Indicators

BOLD against its peers
NameOverall RatingMarket CapP/E RatioROEDividend YieldRevenue GrowthEPS Growth
Sector *55Neutral$6.65B3.83-15.92%6.20%10.91%7.18%
BOLDBOLD48Neutral$54.14M-0.84-70.89%――1.11%
ALXOALXO42Neutral$178.38M-1.20-90.30%――48.20%
CLGNCLGN41Neutral$7.77M-0.45-215.58%―-86.76%16.63%
ALGSALGS39Underperform$29.66M-0.69-160.72%―893.01%41.74%
PLURPLUR27Underperform$16.02M-0.50144.63%―-23.95%30.12%

* General Sector Average

Performance Comparison

-50%0%50%100%BOLDPLURCLGNALXOALGSDec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26Aug '26Sep '26Oct '26Nov '26
BOLD and its peers over the selected period
Show on chartTickerCompany NamePriceChange% Change
BOLDBoundless Bio Inc.2.401.1490.48%
PLURPluri Inc.1.23-2.02-62.15%
CLGNCollPlant Biotechnologies Ltd.4.23-17.57-80.60%
ALXOAlx Oncology Holdings, Inc.1.360.1815.25%
ALGSAligos Therapeutics, Inc.5.02-2.08-29.30%

Boundless Bio Inc. Corporate Events

Business Operations and StrategyM&A Transactions

Boundless Bio Amends Merger Agreement with Serapha Bio

Positive
Aug 28, 2026

On June 22, 2026, Boundless Bio, Inc. agreed to merge its wholly owned subsidiary Boulder Merger Sub Corp. into Serapha Bio, Inc., with Serapha to become a wholly owned subsidiary of Boundless Bio, and on August 28, 2026, the parties executed an amen...

Glossary
BuyA stock rated as a "Buy" is expected to perform better than the overall market or a specific benchmark over the near-to-medium term. This rating suggests the stock is likely to deliver higher returns compared to other stocks in the same sector or market index. Note: This is not investment advice; please consult a financial advisor before making investment decisions.
HoldA stock rated as a "Hold" is expected to perform in line with the overall market or a specific benchmark. This rating indicates that the stock is neither particularly compelling nor unfavorable for investment. Note: This is not investment advice; please consult a financial advisor before making investment decisions.
SellA stock rated as a "Sell" is expected to perform worse than the overall market or a specific benchmark over the near-to-medium term. This rating suggests the stock may deliver lower returns compared to other stocks in the same sector or market index. Note: This is not investment advice; please consult a financial advisor before making investment decisions.

Disclaimer

This AI Analyst Stock Report is automatically generated by our AI systems using advanced algorithms and publicly available financial, technical, and market data. While the information provided aims to be accurate and insightful, it is intended for informational purposes only and should not be considered financial advice. Any content created by an AI (Artificial Intelligence) system may contain inaccuracies and/or contain errors. Investing in stocks carries inherent risks, and past performance is not indicative of future results. This report does not account for your personal financial circumstances, objectives, or risk tolerance. Always conduct your own research or consult with a qualified financial advisor before making investment decisions. The analysis and recommendations provided are based on historical and current data and may not fully reflect future market conditions or unexpected developments. Neither the creators of this report nor its affiliated entities guarantee the accuracy, completeness, or reliability of the information presented. Use this report at your own discretion and risk.

Date of analysis: Aug 29, 2026