A strong challenge may face the S&P 500 index. Bank Of America analysts stated that the S&P 500 index may see a strong challenge in the current month of February. This is because it is the second weakest month for the index this year as it rose by 53% with an average return of -0.09%. The analysts see the main support levels between the 5830 level and the 5770 level. The bank also stated that market conditions usually improve in the months following February.