Stocks making the biggest moves premarket

$Robinhood (HOOD.US)$
— Shares of the brokerage firm jumped more than 6% after unveiling its Robinhood Gold Card, a credit card where cash back can be deposited into a brokerage account.
$Concentrix (CNXC.US)$
— Shares slipped nearly 4% on the back of disappointing fiscal second-quarter earnings guidance. The customer experience technology company also reiterated its full-year outlook for 2024.
$GameStop (GME.US)$
— Shares plummeted more than 17% after the video game retailer reported a large decline in revenue in the fourth quarter compared to the year-earlier period. The company added that it also reduced its workforce by an unspecified number throughout the quartet to cut costs.