how to calculate a company share price
Divide the share price by the total sales and you have the price-to-sales ratio. Keep this in mind when a company catches your investment eye. Once considered an old-fashioned and dated metric, the P/S ratio has been dusted off and used to cut through the fluff of earnings statements.tep 4. Include the company's growth rate and calculate the PEG rate. Take the P/E and divide it by the current growth rate. For example, FatWallet Company has a P/E of 67 and a growth rate of 25 percent. Its PEG is 67/25 = 2.68.