| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | ||
|---|---|---|---|---|---|---|
Operating expenses: | ||||||
Research and development | ||||||
220,968 | 105,285 | 40,303 | 22,978 | 13,730 | ||
Cost of acquired in-process research and development | ||||||
- | - | - | - | 26,486 | ||
General and administrative | ||||||
67,046 | 22,639 | 10,463 | 4,303 | 6,356 | ||
Operating loss | ||||||
-288,015 | -127,924 | -50,767 | -27,282 | -46,573 | ||
Loss on extinguishment of debt | ||||||
-1,501 | - | - | - | - | ||
Loss from remeasurement of development derivative liability | ||||||
-14,839 | - | - | - | - | ||
Interest income | ||||||
5,108 | 2,960 | 277 | 135 | - | ||
Interest expense | ||||||
5,284 | 2,512 | 374 | - | - | ||
Interest income (expense), net | ||||||
- | - | - | - | 50 | ||
Other income/(expense), net | ||||||
-175 | -25 | -142 | 22 | 6 | ||
Net loss | ||||||
-304,706 | -127,502 | -51,006 | -27,124 | -46,515 | ||
Other comprehensive gain: | ||||||
Foreign currency gain/ (loss) | ||||||
-30 | -122 | - | - | - | ||
Total other comprehensive gain/ (loss) | ||||||
-30 | -122 | - | - | - | ||
Comprehensive loss, net of tax | ||||||
-304,737 | -127,625 | -51,006 | -27,124 | - | ||
Net loss per common share, basic and diluted | ||||||
-4.90 | -2.34 | -3.68 | -3.22 | -8.03 | ||
Weighted-average number of common shares used in net loss per common share, basic and diluted | ||||||
62,228 | 54,396 | 13,870 | 8,428 | 5,795 | ||