| Dec'19 | Dec'18 | Dec'17 | ||||
|---|---|---|---|---|---|---|
Operating expenses: | ||||||
Research and development | ||||||
135,001 | 86,597 | 56,357 | ||||
General and administrative | ||||||
34,962 | 21,563 | 9,043 | ||||
Total operating expenses | ||||||
169,963 | 108,160 | 65,400 | ||||
Loss from operations | ||||||
-169,963 | -108,160 | -65,400 | ||||
Interest income | ||||||
6,049 | 4,719 | 529 | ||||
Loss before benefit for income taxes | ||||||
-163,914 | -103,441 | -64,871 | ||||
Benefit for income taxes | ||||||
-2,047 | -214 | 2 | ||||
Net loss | ||||||
-161,867 | -103,227 | -64,873 | ||||
Net loss per share attributable to common shareholders—basic and diluted | ||||||
-2.99 | -3.49 | -35.85 | ||||
Weighted average common shares outstanding—basic and diluted | ||||||
54,049 | 29,547 | 1,809 | ||||
Comprehensive loss: | ||||||
Net loss | ||||||
-161,867 | -103,227 | -64,873 | ||||
Other comprehensive income: | ||||||
Unrealized gain on short-term investments and currency translation adjustments, net of tax | ||||||
37 | -4 | - | ||||
Total other comprehensive income | ||||||
37 | -4 | - | ||||
Total comprehensive loss | ||||||
-161,830 | -103,231 | -64,873 | ||||