CStone Pharmaceuticals recently announced an agreement to out-license ex-Greater China rights for two key late-stage immuno-oncology assets, sugemalimab (anti-PD-L1) and CS1003 (anti-PD-1), to EQRx, a biopharmaceutical company with an innovative business model that will allow these drugs to be competitively positioned in global markets against established treatments for the target indications.