Netflix ($NFLX@US) fell more than 2 percent in Wednesday’s premarket trading after the streaming giant reported mixed first-quarter results. Interactive Brokers Group ($IBKR@US) fell 3.7 percent in premarket trading after the electronics broker missed first-quarter earnings. Western Alliance ($WAL@US) surged more than 20 percent in premarket trading after the regional bank reported that its deposits have rebounded after taking an 11 percent dive in the first quarter. United Airlines ($UAL@US) fell 0.9 percent in premarket trading after posting a net loss for the first quarter. Rivian Automotive ($RIVN@US) fell 2 percent in premarket trading after RBC Capital downgraded the electric vehicle maker to sector perform.