Number of warrants | Date of issue | Fair value per share | Risk free interest rate | Expected life (in years) | Expected volatility | Expected dividends | ||||||||||||||||
295,734 | June 1, 2017 | $ | 0.58 | 0.71 | % | 2 | 66.26 | % | $Nil | |||||||||||||
17,911 | February 7, 2017 | $ | 0.51 | 0.72 | % | 2.50 | 61.54 | % | $Nil | |||||||||||||
45,944 | May 25, 2016 | $ | 0.39 | 0.59 | % | 2 | 55.53 | % | $Nil | |||||||||||||
35,200 | November 17, 2015 | $ | 0.17 | 0.38 | % | 2 | 47.77 | % | $Nil | |||||||||||||
49,410 | February 11, 2015 | $ | 0.27 | 0.56 | % | 1 | 40.83 | % | $Nil |