US President Donald Trump had been in office scarcely a week when a new Chinese artificial intelligence (AI) app called ...

Nvidia has climbed to about 8% of the S&P 500, the biggest share any single company has had in the index since 1981, according to data from CNBC. The only other stock to cross 7% was Apple in 2023.

Palantir is still one of Wood’s top bets after recent sales. The stock is now the seventh biggest holding of the ARK Innovation ETF, accounting for 5.04%. Cathie Wood, chief of Ark Investment ...