Share capital (Tables)
|
12 Months Ended |
Dec. 31, 2020 |
|---|
| Share capital |
|
| Schedule of changes in options |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
December 31, 2020
|
|
December 31, 2019
|
|
|
|
|
|
Weighted
|
|
|
|
Weighted
|
|
|
|
Number of
|
|
average exercise
|
|
Number of
|
|
average
|
|
|
|
options
|
|
price
|
|
options
|
|
exercise price
|
|
Options outstanding, beginning
|
|
12,908,315
|
|
$
|
2.03
|
|
4,756,174
|
|
$
|
2.12
|
|
Options granted
|
|
1,790,000
|
|
|
3.47
|
|
8,755,000
|
|
|
2.26
|
|
Options exercised
|
|
(632,822)
|
|
|
1.83
|
|
(137,304)
|
|
|
0.41
|
|
Options forfeited
|
|
(952,129)
|
|
|
2.85
|
|
(190,555)
|
|
|
5.96
|
|
Options expired/cancelled
|
|
(105,000)
|
|
|
6.34
|
|
(275,000)
|
|
|
9.27
|
|
Options outstanding, ending
|
|
13,008,364
|
|
$
|
2.14
|
|
12,908,315
|
|
$
|
2.03
|
|
| Schedule of details of options outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Number of
|
|
|
|
Weighted average
|
|
Number of options
|
|
options
|
|
Exercise Price
|
|
contractual life
|
|
outstanding
|
|
exercisable
|
|
$0.30 CAD
|
|
1.45
|
|
2,152,273
|
|
2,152,273
|
|
$0.80 CAD
|
|
1.95
|
|
387,211
|
|
387,211
|
|
$2.00 CAD
|
|
3.14
|
|
122,604
|
|
114,104
|
|
$1.80
|
|
5.80
|
|
120,000
|
|
120,000
|
|
$1.91
|
|
5.93
|
|
5,050,000
|
|
2,953,285
|
|
$2.45
|
|
5.59
|
|
1,250,000
|
|
1,250,000
|
|
$2.53
|
|
3.30
|
|
131,818
|
|
131,818
|
|
$2.62
|
|
1.48
|
|
700,000
|
|
328,125
|
|
$3.40
|
|
5.22
|
|
1,045,000
|
|
1,045,000
|
|
$3.41
|
|
6.56
|
|
1,400,727
|
|
535,314
|
|
$3.77
|
|
7.37
|
|
295,000
|
|
66,355
|
|
$5.00
|
|
2.92
|
|
193,629
|
|
193,629
|
|
$6.18
|
|
4.61
|
|
25,000
|
|
15,107
|
|
$9.60
|
|
3.87
|
|
135,102
|
|
104,379
|
|
|
|
|
|
13,008,364
|
|
9,396,600
|
|
| Schedule of stock options Black-Scholes option pricing model |
|
|
|
|
|
|
|
|
|
|
Year ended December 31, 2020
|
|
Year ended December 31, 2019
|
|
|
Expected life of options
|
|
3-5 years
|
|
3-5 years
|
|
|
Annualized volatility
|
|
62.29
|
%
|
62.29
|
%
|
|
Risk-free interest rate
|
|
0.29% - 0.42
|
%
|
1.25% - 1.58
|
%
|
|
Dividend rate
|
|
0
|
%
|
0
|
%
|
|
| Schedule of changes in warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
December 31, 2020
|
|
December 31, 2019
|
|
|
|
|
|
Weighted
|
|
|
|
Weighted
|
|
|
|
Number of
|
|
average
|
|
Number of
|
|
average
|
|
|
|
warrants
|
|
exercise price
|
|
warrants
|
|
exercise price
|
|
Warrants outstanding, beginning
|
|
20,603,396
|
|
$
|
3.57
|
|
22,369,718
|
|
$
|
3.81
|
|
Warrants exercised
|
|
(5,387,200)
|
|
|
2.49
|
|
(1,116,322)
|
|
|
2.85
|
|
Warrants expired
|
|
(145,313)
|
|
|
1.49
|
|
(650,000)
|
|
|
15.35
|
|
Warrants outstanding, ending
|
|
15,070,883
|
|
$
|
4.01
|
|
20,603,396
|
|
$
|
3.57
|
|
| Schedule of details in warrants outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Weighted average
|
|
Number of warrants
|
|
Exercise Price
|
|
contractual life
|
|
outstanding
|
|
Non-Transferable Warrants
|
|
|
|
|
|
$0.80 CAD - $16.00 CAD
|
|
0.90 years
|
|
9,231,196
|
|
$2.00 USD - $24.00 USD
|
|
2.67 years
|
|
1,338,319
|
|
Transferable Warrants
|
|
|
|
|
|
$4.25 USD
|
|
2.60 years
|
|
4,501,368
|
|
Warrants outstanding, ending
|
|
1.56 years
|
|
15,070,883
|
|