Citing manufacturing disruptions in China and a softening economy that hurt iPhone sales, Apple reported its worst December quarter performance in four years on Thursday.

On Tuesday, Oil major BP joined its peers by cashing in on soaring oil and natural gas prices since Russia's invasion of Ukraine, posting a record profit of $28 billion in 2022.

Alphabet's Google Cloud reportedly invested $300 million in Anthropic, an artificial intelligence startup testing a rival to OpenAI's ChatGPT.

During the fourth quarter, Adult Happy Meals and other limited-edition products boosted traffic at McDonald's restaurants despite higher prices, beating Wall Street earnings and revenue estimates in its latest earnings results.

On Wednesday, shares of Meta Platforms Inc. soared 20% amid fourth-quarter revenue that beat Wall Street estimates, while Chief Executive Officer Mark Zuckerberg called 2023 the "Year of Efficiency."

Bolstered by high commodity prices, rising energy demand, and a well-timed strategy to invest in its Permian Basin assets, Exxon reaped a record $56 billion profit that surpassed fourth-quarter estimates, keeping the stock's upward momentum going.

Defending its title as the world's top-selling carmaker and widening its lead over Volkswagen AG, Toyota Motor Corp. said it had sold 10.5 million vehicles in 2022, despite supply chain disruptions.

On Monday, Ford Motor Co. said it is cutting prices of its electric Mustang Mach-E crossover up to $5,900 on some versions in response to Tesla slashing prices on several of its models a few weeks earlier.

As customers hold back on tech spending amid gloomy market conditions, Intel Corp. gave one of the most dismal quarterly forecasts in its history.

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.

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.

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

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.

In a rare case of activism targeting a prominent Chinese firm, meme stock investor Ryan Cohen has built a stake in Alibaba Group Holding Ltd worth hundreds of millions of dollars.