Braze, Inc. stock rallied about 13% in premarket trading after the company released its third-quarter earnings report, beating the analyst revenue estimate and raising its fiscal 2026 guidance.

GE Vernova Inc. said on Tuesday it expects higher revenue in 2026, compared with its forecast for 2025, on the back of strong power demand and boosted its share buyback plan by $4 billion. The company's shares were up 6% in premarket trading.

iRobot jumped another 6% in premarket trading after surging 11% on Tuesday.

Palantir shares rose 1.5% in premarket trading. The U.S. Navy has awarded Palantir a contract worth hundreds of millions of dollars to manage the supply chain of its nuclear submarine fleet in the hope of reducing maintenance downtime.

GameStop posted third-quarter revenue below analysts' estimates on Tuesday, as the video game retailer struggles to gain ground following its pivot to digital downloads and streaming, sending its shares down over 6% in premarket trading.