Large-cap stocks are currently outpacing their smaller counterparts, showcasing a notable performance disparity. According to Dow Jones Market Data, the Russell 1000 index, representing large companies, has surged 9.2% this year, significantly surpassing the modest 0.7% gain of the small-cap concentrated Russell 2000. This year's outperformance is the widest since 1997, examining years in which the Russell 1000 remained in positive territory thro...