For the year: The S&P 500 is up 1,267.76 points, or 26.6%. The Dow is up 5,636.26, or 15%. The Nasdaq is up 5,009.01 points, or 33.4%. The Russell 2000 is up 253.12 points, or 12.5%.

The study, based on 291 open-ended equity diversified funds, indicated that only 26.12 percent of these funds managed to outperform their respective benchmarks over the past month, ending January ...