On Thursday, April 28, 2016, S&P Global’s common stock began trading under its new stock symbol ‘SPGI.’ The Company’s common stock has traded on the New York Stock Exchange since 1929 and since the 1950s under the ticker ‘MHP,’ and under the ticker ‘MHFI’ since 2013. Historical stock prices for 'MHP' and ‘MHFI’ will be available under the new ‘SPGI’ symbol.点击这里查看股票报价。