Share your insights or perspective on the financial matter presented in the input.

Which US market indexes (Dow/DJIA, S&P500, NASDAQ) include reinvested dividends?
While the S&P500 is not a total return index, there is an official total return S&P500 that includes reinvested dividends and which is typically used for benchmarking.  For a long time it was not available for free, but it can currently be found on yahoo finance using the ticker ^SP500TR.