| Dec'19 | Dec'18 | Dec'17 | Dec'16 | |||
|---|---|---|---|---|---|---|
Operating expenses: | ||||||
Research and development | ||||||
63,128 | 39,885 | 19,957 | 9,134 | |||
General and administrative | ||||||
23,229 | 18,218 | 7,574 | 3,891 | |||
Total operating expenses | ||||||
86,357 | 58,103 | 27,531 | 13,025 | |||
Loss from operations | ||||||
-86,357 | -58,103 | -27,531 | -13,025 | |||
Other (expense) income: | ||||||
Interest (expense) income, net | ||||||
1,049 | 1,563 | -215 | -287 | |||
Other income | ||||||
26 | -406 | -301 | - | |||
Other expenses | ||||||
- | - | - | 20 | |||
Other income, net | ||||||
1,075 | 1,157 | -516 | -307 | |||
Loss before income taxes | ||||||
-85,282 | -56,946 | -28,047 | - | |||
Income tax expense | ||||||
200 | 0 | 0 | - | |||
Net loss | ||||||
-85,472 | -56,900 | -28,047 | -13,332 | |||
Convertible preferred stock dividends | ||||||
0 | 3,937 | 6,085 | 1,645 | |||
Net loss attributable to common stockholders | ||||||
-85,472 | -60,883 | -34,132 | -14,977 | |||
Net loss per share attributable to common stockholders, basic and diluted (in dollars per share) | ||||||
-2.67 | -2.78 | -9.10 | -5.28 | |||
Weighted-average number of common shares outstanding, basic and diluted (in shares) | ||||||
32,031 | 21,871 | 3,750 | 2,834 | |||
Comprehensive loss: | ||||||
Reconciliation of net loss to net loss attributable to common stockholders: | ||||||
Net loss | ||||||
-85,472 | -56,900 | -28,047 | -13,332 | |||
Net Income (Loss) Attributable to Parent | ||||||
-85,472 | -56,900 | -28,047 | - | |||
Other comprehensive loss: | ||||||
Unrealized gain (loss) on investments, net of tax of $0 | ||||||
18 | -18 | 0 | 0 | |||
Comprehensive loss | ||||||
-85,454 | -56,964 | -28,047 | -13,332 | |||