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Last Updated: 12/06/2026
Summit Therapeutics
Oxford
Founded 2003
Clinical-stage oncology biopharma developing the bispecific antibody ivonescimab
Summit Therapeutics is a clinical-stage oncology company with UK research operations originating from VASTox, a University of Oxford spin-out.
The company's lead candidate, ivonescimab, is a bispecific antibody targeting PD-1 and VEGF, in-licensed from Akeso and now in multiple global Phase III trials across non-small cell lung cancer and other solid tumours, with a Biologics License Application submitted to the FDA.
Summit collaborates with major pharmaceutical partners including Pfizer and GSK on combination studies.
Company Notes
Previously Known As
Cobradragon, VASTox, Summit Corporation
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