Nvidia fights back after shock Wall Street rout [Video]

Nvidia shares clawed back some of their losses last night as Donald Trump warned the emergence of an artificial intelligence (AI) start-up from China was a “wake-up call” for US tech, writes Callum Muirhead.

Having tumbled 17pc on Monday, wiping almost $650bn off its value in the biggest one-day stock market loss in corporate history, the shares rose almost 9pc.

The rally will come as a relief for the many Irish investors exposed to the microchip giant through direct share ownership or through their pensions and other investments.

The success of a free chatbot from Chinese firm DeepSeek has sent shockwaves through Silicon Valley and Wall Street – sparking fears the West could fall behind in the AI arms race while also casting doubt over the sky-high valuations of US tech stocks.

The Hangzhou-based firm claimed its model was developed for under €5m – calling into question the billions of dollars of investment earmarked …