Novavax stock soars after start of late-stage COVID-19 vaccine trial By: MarketWatch September 26, 2020 at 11:33 AM EDT Novavax’s stock price surged Friday after the biotech firm started a key late-stage trial of its experimental coronavirus vaccine. Read More >> Related Stocks: Astrazeneca Plc ADR Johnson & Johnson Moderna Inc Novavax Inc Pfizer