The table below summarizes the number of record highs reached each year dating back to 2013. The S&P 500 posted four straight days of gains before inching down on Friday. The index ultimately finished the week up 1.6%, marking its fifth weekly gain in the past six weeks. Here is a snapshot of the index from the past week: S&P 500 versus S&P Equal Weight The S&P 500 is market cap-weighted index which includes roughly the 500 largest U.S. stocks spanning 11 sectors. The S&P 500 Equal Weight Index includes th ...