I did research on Stryker, I found: SYK Gross Profit Margin (Quarterly) Range, Past 5 Years: Minimum 64.47% Maximum 68.29% Average 66.37% Net Profit Margin (Quarterly):12.98% Return on Equity (ROE):17.81% Return on invested capital (ROIC): 12.93% Return On Investment (ROI):…   Read more»