Boundless Bio

Biotechnology
Boundless Bio Inc is a clinical-stage oncology company. The company is dedicated to unlocking a new paradigm in cancer therapeutics that addresses the unmet need in patients with oncogene-amplified tumors by targeting extrachromosomal DNA (ecDNA), a root cause of oncogene amplification observed in cancer patients. Its ecDTx, BBI-355, is a novel, oral, selective inhibitor of checkpoint kinase 1 (CHK1), which manages ecDNA replication and transcription in cancer cells.

$27.8M

Market Cap • 11/14/2025

2018

(7 years)

Founded

2024

(1 year ago)

IPO

NASDAQ

Listing Exchange

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United States

Country