Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Revenue | $ 48,214 | $ 4,037 | $ 4,365 |
| Operating expenses: | |||
| Research and development | 97,490 | 88,643 | 82,896 |
| General and administrative | 25,933 | 21,411 | 19,409 |
| Total operating expenses | 123,423 | 110,054 | 102,305 |
| Loss from operations | (75,209) | (106,017) | (97,940) |
| Interest income, net | 127 | 703 | 3,507 |
| Net loss | (75,082) | (105,314) | (94,433) |
| Other comprehensive gain (loss): | |||
| Unrealized gain (loss) on marketable securities | (73) | (24) | 109 |
| Comprehensive loss | $ (75,155) | $ (105,338) | $ (94,324) |
| Net loss per share, basic and diluted | $ (0.95) | $ (2.79) | $ (2.81) |
| Weighted-average number of shares used in computing net loss per share, basic and diluted | 78,885,186 | 37,792,365 | 33,554,823 |
| Collaboration and license revenues [Member] | |||
| Revenue | $ 46,717 | $ 3,462 | $ 4,365 |
| Grant revenues [Member] | |||
| Revenue | $ 1,497 | $ 575 | $ 0 |