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Encouraging Global Phase II Ivonescimab Data in First-Line Metastatic Colorectal Cancer Presented at ASCO 2026

$SMMTPress releaseMay 30, 2026, 8:00 AM ETRead the release

Summit Therapeutics presented encouraging Phase II data for ivonescimab in first-line metastatic colorectal cancer at ASCO 2026. The study showed a 70.8% objective response rate and 100% disease control rate in patients receiving ivonescimab plus mFOLFOX6 chemotherapy, with a favorable safety profile comparable to standard anti-VEGF regimens.

Key figures

Drug Name
ivonescimab
Phase Of Trial
Phase II
Dcr
100.0%
Orr
70.8%
Patient count
49
Serious trae rate
20.4%
Dor landmark 9mo 10mg
41.5%
Dor landmark 9mo 20mg
79.1%
Pfs landmark 9mo 20mg
76.1%

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