Meta’s stock jumped more than 3% in early Monday trading on news that Mark Zuckerberg’s company is planning to cut more than 20% of the company’s workforce as it ramps up spending on artificial intelligence. Senior employees at the tech giant have been told to start preparing for the layoffs — which could affect some 15,000 workers — Reuters reported, citing sources with knowledge of the matter. The move would mark Zuckerberg’s largest job cuts since Meta slashed more than 20,000 jobs in late