Use this calculator to estimate the number of years it would take the cumulative earnings to equal the current stock price. You can enter a different estimated EPS and estimated annual growth rate to see how the payback period changes.
As a starting point, we used AMZN (Non-Gaap) TTM earnings of $7.08 and we assumed an annual earnings growth rate of 211.1%. The growth rate is based on the company's historical 3 year average earnings growth.