Microsoft has announced a new multiyear investment with OpenAI, the company behind the ChatGPT chatbot.

Apple increased its lobbying spending last year by 44% compared to 2021, according to public disclosures. This ramping up of spending indicates the company's commitment to influencing policy at the federal level.

Meta's stock rose 2.4% after Citi reaffirmed its "buy" rating on the social media company. While there's limited visibility on the macroeconomic front, Citi believes the market is stabilizing.

Arm Ltd.'s new generation of chips is putting pressure on Intel Corp.

Apple Inc.'s mixed-reality headset is a ambitious attempt to create a 3D version of the iPhone's operating system, with eye- and hand-tracking systems that could set the technology apart from rival products.