Semiconductor shares rose premarket as investors cheered Nvidia's market-topping earnings. Navitas up over 11%; SOXL, Credo up over 7%; SMCI up over 6%; Nvidia, AMD up about 5%; ARM Holdings up about 4%; Marvell, Broadcom up over 3%.

Nuclear stocks rose in premarket trading. NuScale Power, NANO Nuclear Energy up over 7%; Centrus, Lightbridge up about 6%; Oklo up over 5%; Energy Fuels up over 3%.

Quantum shares jumped premarket. SEALSQ up over 5%; D-Wave Quantum up 4%; Quantum Computing, Rigetti up about 3%.

Shares in Amkor Technology jumped about 9% in premarket trading after Nvidia's conference call after the AI chip leader's chief financial officer named Amkor among companies it plans to work with on chip packaging.

Cerence, a provider of conversational AI technology for vehicles, saw its shares surge 27% in premarket trading after the company reported better-than-expected fourth quarter results and issued fiscal 2026 guidance that significantly exceeded analyst expectations.