NY Stock Market Soars Because Pfizer Says Its COVID-19 Vaccine Shows 90% Efficacy Posted bymatthew fox November 9, 2020 Leave a comment on NY Stock Market Soars Because Pfizer Says Its COVID-19 Vaccine Shows 90% Efficacy While cyclical stocks in the airline, restaurant, and finance sectors skyrocketed, popular work-from-home names like Zoom, Peloton and Netflix plummeted.