Mark Cuban Asks Trump If He Knows About Alibaba's Impact on U.S.

Billionaire investor and Trump gadfly Mark Cuban tweeted at the president Wednesday asking if knew how big of an impact a single Chinese company has had on the U.S. stock market.

Cuban asked Trump if he realized that “5 percent of the increase in stock market value ($250 billion), and 7.5 times our monthly trade deficit with China has gone to one Chinese company.” The tweet included a link to a blog post about e-commerce giant Alibaba Group Holding Ltd. Alibaba’s U.S.-listed shares have almost tripled to $190.23 a share for a market valuation of $487 billion since its initial public offering in September 2014, which was the biggest in U.S. history.