| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | ||
|---|---|---|---|---|---|---|
Revenue | ||||||
533 | 246 | 110 | 0 | - | ||
Cost of revenue | ||||||
253 | 148 | 39 | 0 | - | ||
Gross margin | ||||||
280 | 98 | 71 | 0 | - | ||
Operating Expenses: | ||||||
Research and development | ||||||
7,748 | 7,318 | 5,826 | 3,993 | 2,022 | ||
General and administrative | ||||||
5,203 | 4,956 | 5,796 | 5,105 | 3,441 | ||
Selling and marketing | ||||||
954 | 957 | 1,659 | 901 | 36 | ||
Total operating expenses | ||||||
13,905 | 13,231 | 13,281 | 9,999 | 5,499 | ||
Loss from operations | ||||||
-13,625 | -13,133 | -13,210 | -9,999 | -5,499 | ||
Other income: | ||||||
Interest income | ||||||
325 | 236 | 148 | - | - | ||
Interest income | ||||||
- | - | - | 29 | 5 | ||
Interest expense | ||||||
- | - | - | 2,640 | 1,930 | ||
Other expense | ||||||
- | - | - | 0 | - | ||
Other expense | ||||||
- | - | 6 | - | - | ||
Loss on settlement of options and warrants | ||||||
- | - | - | - | 2,089 | ||
Total other income | ||||||
325 | 236 | 142 | -2,611 | -4,014 | ||
Net loss | ||||||
-13,300 | -12,897 | -13,068 | -12,610 | -9,513 | ||
Net loss per common share, basic and diluted | ||||||
-0.84 | -1.02 | -1.11 | -2.22 | -7.55 | ||
Weighted average number of common shares outstanding, basic and diluted | ||||||
15,852 | 12,655 | 11,773 | 5,682 | 1,260 | ||