Eligible patients (pts) with advanced/metastatic CCA exhausting standard treatment options received tinengotinib 10 mg QDā¦.Overall DCR (CR or PR+SD) was 90% (9/10) in FGFR2 fusion/rearrangement pts; 100% in FGFR primary mutation pt (1/1)....The preliminary biomarker analysis suggests loss of resistant FGFR mutation on liquid biopsy post tinengotinib therapy....Tinengotinib may result in promising clinical benefit for CCA pts in the setting of FGFRi-resistance.