Nvidia rose 1.9% in premarket trading, giving the chipmaker a market valuation of $5.9 trillion, after Reuters reported citing sources that the U.S. has cleared about 10 Chinese firms to buy its second-most powerful AI chip, the H200

Shares of the AI juggernaut are up nearly 20% in the last four weeks.

Nvidia stock surged to an all-time high as CEO joined Trump in China, amid discussions on AI chip exports and market influences.