The chip maker's shares have fallen to their lowest level since September last year amid fears over levies and export curbs.

Nvidia has led the artificial intelligence boom to become one of the stock market’s biggest companies, as tech giants continue to spend heavily on the company’s chips and data centers needed to train

But the stock had been falling even before these trade moves. The decline started last week despite Nvidia reporting better-than-expected earnings. “NVDA’s performance since t