Gross Margin: S&P 500 Large Cap vs. S&P 600 Small Cap and S&P 400 Mid Cap
Gross Margin: S&P 500 Large Cap vs. S&P 600 Small Cap and S&P 400 Mid Cap Gross margins between large and small caps are widening. Industries with highest concentrations are getting all of the gross margin improvement. Image: Arbor Research & Trading LLC