Xiansheng Pharmaceutical (02096.HK) oncology unit Xiansheng Zaiming has signed an exclusive global license with Roche for SIM0660, a CD79a/CD19/CD3 trispecific antibody targeting multiple B‑cell diseases. Roche gains exclusive global development, manufacturing and commercialization rights. Xiansheng Zaiming is eligible for up to $1.53bn in total payments, including a $75m upfront, plus tiered double‑digit royalties on future net sales.

2026-09-01

Xiansheng Pharmaceutical (02096.HK) oncology unit Xiansheng Zaiming has signed an exclusive global license with Roche for SIM0660, a CD79a/CD19/CD3 trispecific antibody targeting multiple B‑cell diseases. Roche gains exclusive global development, manufacturing and commercialization rights. Xiansheng Zaiming is eligible for up to $1.53bn in total payments, including a $75m upfront, plus tiered double‑digit royalties on future net sales.