In a study of analyst recommendations at the major brokerages, for the underlying components of the S&P 500, PPG Industries, Inc. (NYSE: PPG) has taken over the #136 spot from Northeast Utilities (NYSE: NU), according to ETF Channel. Below is a chart of PPG Industries, Inc. versus Northeast Utilities plotting their respective rank within the S&P 500 over time (PPG plotted in blue; NU plotted in green):