NBCUniversal's veteran ad chief Linda Yaccarino will become the new CEO of Twitter, Elon Musk tweeted Friday.

Driving the news: Yaccarino will "focus primarily on business operations" in the role as CEO, Musk wrote, adding that he would be in charge of product design and new technology.

• "Looking forward to working with Linda to transform this platform into X, the everything app," he added.

State of play: NBCUniversal confirmed earlier Friday that Yaccarino was leaving the company, and that Mark Marshall, will become interim chairman of NBCUniversal’s advertising and partnerships group.

• Axios and other news outlets reported Thursday that she was in talks to become Twitter's next CEO.

Details: Marshall —currently president, advertising sales and client Partnerships — will report to Mark Lazarus, the company's chairman of NBCUniversal television and streaming. Yaccarino's exit is effective immediately.

Of note: "It has been an absolute honor to be part of Comcast NBCUniversal and lead the most incredible team," Yaccarino said in a statement.

What's next: NBCU's annual upfront presentation to advertisers in New York City opens on Monday.

Editor's note: This story and headline have been updated to note Musk confirmed Yaccarino will be Twitter's new CEO.