BOLD · Boundless Bio Inc

Boundless Bio, Inc., a clinical-stage oncology company, develops interrogating extrachromosomal DNA (ecDNA) directed therapies for treating patients with oncogene amplified cancers. Its lead product candidate is BBI-940, an ecDNA-directed therapeutic candidate (ecDTx) that is in Phase 1/2 clinical trial in patients with estrogen receptor positive and human epidermal growth factor receptor 2 negative breast cancer, as well as patients with triple-negative breast cancer luminal androgen receptor subtype. The company was formerly known as Pretzel Therapeutics, Inc. and changed its name to Boundless Bio, Inc. in July 2019. Boundless Bio, Inc. was incorporated in 2018 and is headquartered in San Diego, California.

10955 Alexandria Way, San Diego, CA, 92121, United States
Biotechnology
Healthcare

Market Cap

60.05M

52 Wk Range

$0.96 - $3.16

Previous Close

$2.64

Open

$2.58

Volume

334,163

Day Range

$2.50 - $2.67

Enterprise Value

-11.21M

Cash

72.63M

Avg Qtr Burn

-20.97M

Insider Ownership

12.09%

Institutional Own.

67.26%

Qtr Updated

Jun 30th 2026