June 30, 2019
May 9, 2019
Expected dividend yield
0.00
%
Expected stock-price volatility
54.5
51.9
Risk-free interest rate
2.18
2.43
Expected term of warrants (years)
0.1
0.25
Stock price
$
535.12
Exercise price ( modified on December 26, 2019 as above stated)
850.00
982.50
Average risk-free interes rate
1.64
Average expected life-years
2
Expected volatility
99.03
Expected dividends
0