On Wednesday, International Business Machines Corp. delivered an upbeat annual sales forecast while joining the wave of companies making layoffs, saying it would eliminate 3,900 employees from its workforce.

Even as it gave mixed signals on the outlook for growth in vehicle deliveries, Tesla reported better-than-expected profits in the latest quarter.

On Tuesday, Microsoft Corp. sparked a relief rally for the cloud before the stock retreated after management announced lackluster guidance for the technology giant's third quarter.

Whether you are just starting or have been investing in the market for years, having a well-diversified portfolio is paramount for long-term success.

Chief lobbyist Jim Chen is leaving Rivian Automotive Inc, the electric-vehicle start-up said Monday, in the latest high-level exit as it works to scale up operations.

Shares of Spotify climbed on Monday following reports the music-streaming service was planning job cuts as soon as this week, joining a slew of companies in announcing layoffs to lower costs.

According to people familiar with the matter, Elliott Management Corp., one of the most prolific and prominent activist investors, has made a multibillion-dollar investment in Salesforce Inc.

On Thursday, Netflix Inc. reported earnings in the fourth quarter, announcing substantially more subscriber gains than Wall Street expected, sending its shares up 6.3% post-market despite a big earnings miss.