| Dec'19 | Dec'18 | Dec'17 | ||||
|---|---|---|---|---|---|---|
Revenues | ||||||
8,072 | 2,706 | - | ||||
Revenues | ||||||
- | - | 7,258 | ||||
Costs and expenses: | ||||||
Cost of sales | ||||||
807 | 121 | - | ||||
Cost of sales | ||||||
- | - | 319 | ||||
Research and development | ||||||
40,491 | 28,699 | 24,753 | ||||
General and administrative | ||||||
13,597 | 8,754 | 10,212 | ||||
Total costs and expenses | ||||||
54,895 | 37,575 | 35,286 | ||||
Loss from operations | ||||||
-46,823 | -34,868 | -28,028 | ||||
Other income (expense): | ||||||
Interest income | ||||||
613 | 304 | 0 | ||||
Interest expense | ||||||
1,373 | 18,988 | 13,010 | ||||
Gain on early extinguishment of long-term debt | ||||||
- | 137 | - | ||||
Warrant fair value adjustments | ||||||
- | -277 | - | ||||
Derivative and warrant fair value adjustments | ||||||
- | - | 11,884 | ||||
Total other expense, net | ||||||
-759 | -18,267 | -1,125 | ||||
Net loss | ||||||
-47,583 | -53,135 | -29,154 | ||||
Comprehensive loss | ||||||
-47,583 | -53,135 | -29,154 | ||||
Net loss per common share: | ||||||
Basic (in dollars per share) | ||||||
-2.57 | -7.42 | -51.78 | ||||
Diluted (in dollars per share) | ||||||
-2.59 | -7.51 | -51.78 | ||||
Weighted average common shares outstanding: | ||||||
Basic (in shares) | ||||||
18,482 | 7,163 | 563 | ||||
Diluted (in shares) | ||||||
18,371 | 7,078 | 563 | ||||