A Down January Is 'Good' For The S&P 500 75% Of The Time By: TalkMarkets January 31, 2015 at 14:24 PM EST Looking back over the past 25 years, when the S&P 500 was down 2% or more for the month, 75% of the time it ended higher by year's end. Read More >> Related Stocks: SPDR S&P 500 ETF Trust