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July 15, 2026

Innovent licenses IBI355 rights to Spero for up to $1.1bn

Innovent Biologics has agreed an exclusive licence deal worth up to $1.1bn with Spero Therapeutics, granting Spero the rights to develop, research, manufacture and commercialise IBI355, also known as SP001, outside Greater China.

IBI355 targets CD40L, an immune signal protein involved in multiple immune pathways and immune-mediated diseases. Credit: THICHA SATAPITANON / Shutterstock.com.