The common shares of Twitter Inc. recently traded on the New York Stock Exchange for $21.10 per share. You have employee stock options to purchase 1000 Twitter shares for $19.90 per share. The options expire in three years. Assume that the annualized volatility of Twitter stock is 88.0% and that the interest rate is 2.3%. Assume the options are European options that may only be exercised at the maturity date.

What is the estimated value of the options of their maturity is three years, but twitters volatility is 62.6%? Round option value per share to two decimal places.