Twitter’s Revenue, Adjusted Earnings Fell About 40% in Month of December

Twitter Inc. reported a drop in revenue and adjusted earnings for the month of December, after many advertisers ditched the social-media platform following Elon Musk’s takeover, according to people familiar with the matter.

In an update to investors, Twitter reported a decline of about 40% year-over-year in both revenue and adjusted earnings for the month, the people said.