Update:
Twitter Shares Crash 17% After Users Drop, Company Warns More Declines Expected
Facebook Inc Chief Executive Mark Zuckerberg’s fortune took a more than $15 billion hit on Thursday, as the social media company suffered the biggest one-day wipeout in U.S. stock market history a day after executives forecast years of lower profit margins.
At least 16 brokerages cut their price targets on Facebook after Chief Financial Officer David Wehner startled an otherwise routine call with analysts by saying the company faced a multi-year squeeze on its business margins.
