US stocks edged higher on Tuesday, with the S&P 500 and Nasdaq rising, while the Dow Jones remained flat after a record-setting gain. Energy stocks surged following US action in Venezuela. Nvidia and AMD showcased competing AI roadmaps at CES, with eyes on updates from Intel and Qualcomm.

Oklo stock rose 6% on an Energy Department investment in uranium enrichment. US oil majors saw gains in Venezuela. Chinese stocks hit multiyear highs, with the CSI 300 and Shanghai Composite Index rising. Copper broke $13,000, and Nvidia unveiled the Vera Rubin superchip at CES 2026.

Vistra, Novo, Microchip Technology, and Under Armour stocks trended before the bell. Investors await fresh economic data, including final S&P Global services activity in December. The December jobs report is crucial. The shutdown’s data dearth complicates Fed rate decisions.

Vistra agreed to buy Cogentrix Energy for $4.7 billion, driving stock gains. Novo Nordisk announced a new pricing scheme for its Wegovy pill. Microchip Technology raised sales forecasts. Under Armour shares rose after Fairfax Financial Holdings revealed a stake. Asian markets had a strong start to 2026.

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