shares of novavax inc nvax advanced 587 to 757 thursday on what proved to be an allaround grim trading session for the stock market with the nasdaq composite index comp falling 049 to 1196640 and dow jones industrial average djia falling 086 to 3312774 this was the stocks second consecutive day of gains novavax inc closed 6920 below its 52week high 7677 which the company achieved on july 8th the stock outperformed some of its competitors thursday as johnson  johnson jnj fell 045 to 16213 pfizer inc pfe fell 057 to 3823 and merck  co inc mrk fell 072 to 11737 trading volume 35 m remained 25 million below its 50day average volume of 60 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use