Nippon Steel Corp.’s new chief has pledged to press on with the $14.1 billion acquisition of United States Steel Corp., a deal that he says is vital to making the American company more competitive.

Fidelity’s Blue Chip Growth Fund cut the value of its position in X by 5.7% in February, implying a 73% decline in the former Twitter Inc. since Elon Musk bought the social-media company.

Credit risk and bond durations are important considerations in the current economic environment. We think the iShares iBoxx $ Investment Grade Corporate Bond ETF offers safe credit exposure. Key ...

Elon Musk’s AI startup, X.ai, has revealed its latest generative AI model, Grok-1.5. Set to power social network X’s Grok chatbot in the not-so-distant future (“in the coming days,” per a ...