Here are some of the companies with shares expected to trade actively in Friday’s session. Stock movements noted by ticker reflect movements during regular trading hours; premarket trading is specified separately. Inovio Pharmaceuticals—up 10.9% premarket: The drugmaker, along with Moderna and Novavax, said Thursday that it planned to develop a vaccine against the new respiratory virus originating in China.

Source: Wall Street Journal January 24, 2020 10:33 UTC