Boundless Bio

Boundless Bio

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Boundless Bio is a clinical-stage biotechnology company focused on developing transformative medicines for patients with oncogene-amplified cancers, a population with poor prognosis and limited treatment options. The company leverages its foundational discoveries in extrachromosomal DNA (ecDNA) biology to create a new vertical of cancer therapeutics, ecDNA-directed therapies (ecDTx), which aim to exploit unique vulnerabilities in cancer cells. With a leadership team of experienced precision oncology experts and a robust pipeline, Boundless Bio is positioned as the leader in the emerging field of ecDNA-targeted oncology. The company is unbound by convention in its mission to address a significant unmet medical need in oncology.

BOLD · Stock Price

USD 1.13-0.38 (-25.17%)
Market Cap: $25.3M

Historical price data

Market Cap: $25.3MPipeline: 3 drugsFounded: 2018HQ: San Diego, United States

AI Company Overview

Boundless Bio is a clinical-stage biotechnology company focused on developing transformative medicines for patients with oncogene-amplified cancers, a population with poor prognosis and limited treatment options. The company leverages its foundational discoveries in extrachromosomal DNA (ecDNA) biology to create a new vertical of cancer therapeutics, ecDNA-directed therapies (ecDTx), which aim to exploit unique vulnerabilities in cancer cells. With a leadership team of experienced precision oncology experts and a robust pipeline, Boundless Bio is positioned as the leader in the emerging field of ecDNA-targeted oncology. The company is unbound by convention in its mission to address a significant unmet medical need in oncology.

Oncology

Technology Platform

A proprietary platform focused on targeting extrachromosomal DNA (ecDNA), a circular form of DNA that drives high-level oncogene amplification and tumor evolution in many aggressive cancers, to develop ecDNA-directed therapies (ecDTx).

Pipeline

3
3 drugs in pipeline
DrugIndicationStageWatch
BBI-355 + Erlotinib + Futibatinib + BBI-825Triple Negative Breast Cancer (TNBC)Phase 1
BBI-825Solid TumorPhase 1
BBI-940 + FulvestrantBreast CancerPhase 1

Funding History

4
Total raised:$405M
IPO$185M
Series B$100M
Series A$105M
Seed$15M

Opportunities

Boundless Bio has the opportunity to create and dominate an entirely new therapeutic category (ecDTx) for the large and underserved population of patients with oncogene-amplified, ecDNA-driven cancers.
Success could lead to expansion into combination regimens with standard therapies and development of companion diagnostics, unlocking a multi-billion dollar market.

Risk Factors

Key risks include the unproven clinical validation of targeting ecDNA, potential safety issues, the novel and uncertain regulatory pathway for this new modality, and dependence on capital markets for funding as a pre-revenue company.

Competitive Landscape

Boundless Bio is a first-mover with no direct competitors focused on ecDNA. Its primary competition is from existing, often ineffective, targeted therapies and chemotherapies. Its differentiation lies in its foundational science, proprietary platform, and focused pipeline aimed at a root cause of cancer aggressiveness and resistance.

Company Timeline

2018Founded

Founded in San Diego, United States

2021Series A

Series A: $105.0M

2023Series B

Series B: $100.0M

2024IPO

IPO — $185.0M