Young, who worked out of San Francisco, was among Microsoft's top executives, named in regulatory filings alongside CEO Satya Nadella, President Brad Smith, Chief Financial Officer Amy Hood, Chief Commercial Officer Judson Althoff, Chief Marketing Officer Takeshi Numoto and Chief Human Resources Office Kathleen Hogan.

Dragged down by negative returns for shares of NVIDIA Corp. and American Express, the Dow Jones Industrial Average is falling Friday afternoon. Shares of NVIDIA Corp. and American Express have contributed to the blue-chip gauge's intraday decline,

Microsoft highlighted the expansion of its artificial intelligence division, which generated $13 billion in sales annually.

Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever, trailing only a record it set in July.

Sunday

On Tuesday, OpenAI, SoftBank, Oracle, and MGX announced plans to form Stargate, a new company that will invest $500 billion in AI computing infrastructure across the United States over four years. The announcement came during a White House meeting with President Donald Trump, who called it the "largest AI infrastructure project in history."

Several high-profile figures, including billionaire Frank McCourt and former U.S. Treasury Secretary Steven Mnuchin, have expressed public interest in acquiring TikTok’s U.S. business. Trump also mentioned that he has had private discussions with “many people” regarding a potential deal.

Microsoft said Christopher Young, its executive vice president of business development, strategy and ventures, has resigned and would leave the company. The technology company on Wednesday said Young has ceased acting in his role after informing the board of his decision. He will remain an employee of the company until the end of March.

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As artificial intelligence technologies develop at accelerated rates, the methods of governing companies and platforms continue to raise ethical and legal concerns.

A Korean chatbot named Iruda was manipulated by users to spew hate speech, leading to a large fine for her makers — and providing a warning for lawmakers.