Valuation S&P 500 (quick n dirty)
Source for the data below: FactSet, Standard & Poor’s, Tullett Prebon, J.P. Morgan Asset Management. The P/E ratios are forward P/E ratios.
Forward P/E ratio is a bottom-up calculation based on the most recent price data divided by the mean consensus estimates for earnings in the next 12 months and is provided by FactSet Market Aggregates (Data as of 31 December 2016). To put the P/E ratio into historical perspective one can take a look into the last decades, to be more precise: the period from 1990 up to December 2016: