Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Share capital - Changes in options (Details)

v3.19.3
Share capital - Changes in options (Details) - Stock options
9 Months Ended
Sep. 30, 2019
$ / shares
shares
Disclosure of classes of share capital [line items]  
Number of options, Options outstanding, beginning | shares 4,756,174
Number of options, Options granted | shares 3,360,000
Number of options, Options exercised | shares (43,760)
Number of options, Options forfeited | shares (121,373)
Number of options, Options cancelled | shares (275,000)
Number of options, Options outstanding, ending | shares 7,676,041
Weighted average exercise price, Options outstanding, beginning | $ / shares $ 2.73
Weighted average exercise price, Options granted | $ / shares 3.76
Weighted average exercise price, Options exercised | $ / shares 0.80
Weighted average exercise price, Options forfeited | $ / shares 8.30
Weighted average exercise price, Options cancelled | $ / shares 11.75
Weighted average exercise price, Options outstanding, ending | $ / shares $ 2.19