OKYO Pharma (NASDAQ:OKYO – Get Rating) and Exelixis (NASDAQ:EXEL – Get Rating) are both medical companies, but which is the superior stock? We will compare the two companies based on the strength of their profitability, risk, valuation, earnings, institutional ownership, analyst recommendations and dividends. Profitability This table compares OKYO Pharma and Exelixis’ net margins, return […]