Leaps by Bayer co-leads $100 million Boundless Bio financing

16 May 2023

Boundless Bio, a US precision oncology company developing innovative therapeutics directed against extrachromosomal DNA (ecDNA) for oncogene amplified cancers, has announced the closing of a $100 million Series C financing.

The round was led by Leaps by Bayer, the impact investment arm of Bayer (BAYN: DE), and RA Capital Management, with participation from additional new investors, Sectoral Asset Management and Piper Heartland Healthcare Capital.

"The ability to address oncogene amplified cancers has remained one of the industry’s greatest challenges in the treatment of cancer"Boundless Bio will use the financing to advance BBI-355, the first ecDNA-directed therapy (ecDTx), through meaningful clinical readouts from its ongoing Phase I/II trial in patients with oncogene-amplified cancers.

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