Summit Therapeutics Says It Is Beating Merck With Its Cancer Drug Summit Therapeutics Says It Is Beating Merck With Its Cancer Drug · Barrons.com · Dreamstime Bill Alpert Thu, September 3, 2026 at 12:00 PM EDT 3 min read SMMT MRK 9926.HK PFE BMY Summit says its ivonescimab is keeping lung-cancer patients alive longer than Keytruda does. The stock is up. Continue Reading Terms and Privacy Policy Your Privacy Choices More Info