Quarterly report pursuant to Section 13 or 15(d)

10. Warrants (Tables)

v3.6.0.2
10. Warrants (Tables) - Warrants [Member]
9 Months Ended
Dec. 31, 2016
Warrant activity
    Amount     Range of
Exercise
Price
    Weighted
Average
Exercise
Price
 
Warrants outstanding at March 31, 2016     2,164,094       $2.10 - $15.00     $ 6.68  
Exercised     (2,660 )     $6.25     $ 6.25  
Issued     157,575       $4.60     $ 4.60  
Cancelled/Expired     (43,163 )     $6.25     $ 6.25  
Warrants outstanding at December 31, 2016     2,275,846       $2.10 - $15.00     $ 5.27  
Warrants exercisable at December 31, 2016     2,275,846       $2.10 - $15.00     $ 5.27  
Assumptions used
Risk free interest rate 0.70% - 1.93%  
Average expected life  3.5 years – 5 years
Expected volatility   91.5% -- 93.7%
Expected dividends  None