Why Seres Therapeutics Stock Skyrocketed 350% Today

Why Seres Therapeutics Stock Skyrocketed 350% Today

Shares of Seres Therapeutics (NASDAQ: MCRB) soared on Monday after the biotech company announced promising results from a phase 3 study of its experimental therapy for colon infections. Seres said the administration of its oral microbiome therapeutic, labeled SER-109, resulted in a 30.2% decline in the number of patients who experienced a recurrence of C. difficile infection (CDI) within an eight-week period, compared to a placebo. Seres Therapeutics' stock rocketed higher on Monday.