Why Summit Therapeutics Skyrocketed 123% This Week

Better-than-expected trial data means Summit's bispecific antibody could replace the blockbuster Keytruda as a standard of care for certain lung cancers. Shares of Summit Therapeutics (SMMT 8.32%) rocketed 123.4% higher this week through Thursday trading, according to data from S&P Global Market Intelligence. A biotech stock surging that much usually means a new blockbuster drug candidate either posted good trial data or was approved for use. That's exactly what happened with Summit's lung cancer antibody I ...