PG&E and EQT Set to Join S&P 500; ExlService to Join S&P MidCap 400; Others to Join S&P SmallCap 600
/PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P 500, S&P MidCap 400 and S&P SmallCap 600: PG&E Corp. (NYSE: PCG) will replace...