| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 |
|---|---|---|---|---|---|---|
Collaboration revenue | ||||||
1,740 | 705 | 1,731 | 2,950 | - | - | - |
Collaboration revenue | ||||||
- | - | - | - | 492 | - | - |
Revenue | ||||||
- | - | - | - | - | 0 | - |
Operating expenses: | ||||||
Research and development | ||||||
35,847 | 28,970 | 10,626 | 2,989 | 422 | 12,200 | 13,136 |
General and administrative | ||||||
9,467 | 8,362 | 6,079 | 1,149 | 441 | 2,287 | 2,141 |
Loss on sale of intangible asset | ||||||
0 | -1,203 | 0 | 0 | - | - | - |
Total operating expenses | ||||||
45,314 | 38,535 | 16,705 | 4,138 | 863 | - | - |
Loss from operations | ||||||
-43,574 | -37,830 | -14,974 | -1,188 | -371 | -14,487 | -15,277 |
Other income (expense): | ||||||
Business Combination, Bargain Purchase, Gain Recognized, Amount | ||||||
0 | 0 | 6,601 | 0 | - | - | - |
Interest income | ||||||
- | - | - | - | - | 296 | - |
Interest and other income, net | ||||||
- | - | - | - | - | - | 10 |
Interest expense | ||||||
338 | 319 | 152 | 0 | - | 845 | 931 |
Interest income | ||||||
1,248 | 1,296 | 542 | - | - | - | - |
Other income | ||||||
812 | 0 | 0 | - | - | - | - |
Interest income | ||||||
- | - | - | 22 | 2 | - | - |
Loss before taxes | ||||||
-41,852 | -36,853 | -7,983 | -1,166 | -369 | - | - |
Income Tax Expense (Benefit) | ||||||
0 | -366 | -200 | 66 | - | - | - |
Net loss | ||||||
- | - | - | - | - | - | -16,198 |
Net loss | ||||||
-41,852 | -36,487 | -7,783 | -1,232 | -369 | -15,036 | -16,198 |
Comprehensive income (loss): | ||||||
Unrealized (loss) gain on investments | ||||||
29 | 46 | -59 | 0 | - | - | - |
Unrealized loss on foreign currency translation | ||||||
-6 | 0 | 0 | - | - | - | - |
Gain on extinguishment of convertible debt as a capital transaction | ||||||
- | - | - | - | - | 378 | - |
Net loss attributable to common stockholders | ||||||
- | - | - | - | - | -14,658 | - |
Comprehensive loss | ||||||
-41,829 | -36,441 | -7,842 | -1,232 | -369 | -14,658 | -16,198 |
Weighted-average shares used to compute basic and diluted net loss per share (in shares) | ||||||
18,358 | 13,849 | 6,481 | 564 | 496 | 723 | 0 |
Basic and diluted net loss per share (in dollars per share) | ||||||
-2.28 | -2.63 | -1.20 | -2.18 | -0.74 | -20.27 | -104.50 |