Market Snapshot: U.S. stock futures hold slight gain after GDP data as investors await Robinhood trading debut

U.S. stock futures edge higher Thursday, holding gains after a weaker-than-expected reading on second-quarter gross domestic product and other economic data, as investors await the trading debut of online brokerage Robinhood Markets.

U.S. stock futures edge higher Thursday, holding gains after a weaker-than-expected reading on second-quarter gross domestic product and other economic data, as investors await the trading debut of online brokerage Robinhood Markets.