| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 |
|---|---|---|---|---|---|---|
Revenue: | ||||||
Collaboration revenue - related party | ||||||
27,188 | 26,917 | 32,100 | 21,766 | - | - | - |
Grant revenue | ||||||
1,102 | 1,350 | - | - | - | - | - |
Collaboration revenue | ||||||
6,215 | - | - | - | - | - | - |
Total revenue | ||||||
34,505 | 28,267 | 32,100 | 21,766 | - | - | - |
Operating expenses: | ||||||
Research and development expenses | ||||||
80,141 | 95,955 | 89,455 | 81,989 | 38,095 | 10,718 | 4,805 |
General and administrative expenses | ||||||
24,748 | 32,596 | 34,040 | 32,616 | 16,761 | 4,364 | 1,247 |
Restructuring expenses | ||||||
1,492 | 0 | 0 | - | - | - | - |
Total operating expenses | ||||||
106,381 | 128,551 | 123,495 | 114,605 | 54,856 | 15,082 | 6,052 |
Loss from operations | ||||||
-71,876 | -100,284 | -91,395 | -92,839 | -54,856 | -15,082 | -6,052 |
Other income (expense): | ||||||
Interest income | ||||||
1,033 | 1,172 | 1,590 | - | - | - | - |
Interest expense | ||||||
502 | - | - | - | - | - | - |
Interest income (expense), net | ||||||
- | - | - | 1,260 | - | - | - |
Interest expense | ||||||
- | - | - | - | - | 209 | 42 |
Interest income (expense), net | ||||||
- | - | - | - | 83 | - | - |
Other income | ||||||
1,066 | 170 | 425 | - | - | - | - |
Revaluation of preferred stock warrant liability | ||||||
- | - | - | - | -7 | -1,418 | -8 |
Total other income (expense), net | ||||||
1,597 | 1,342 | 2,015 | 1,260 | 76 | -1,627 | -50 |
Net loss | ||||||
-70,279 | -98,942 | -89,380 | -91,579 | -54,780 | -16,709 | -6,102 |
Accretion of convertible preferred stock to redemption value | ||||||
- | - | - | - | - | 1,291 | 875 |
Net loss attributable to common stockholders | ||||||
- | - | - | - | - | -18,000 | -6,977 |
Net loss per share attributable to common stockholders, basic and diluted | ||||||
-1.24 | -2.43 | -2.21 | -2.30 | -2.33 | -2.67 | -1.09 |
Weighted average common shares outstanding, basic and diluted | ||||||
56,649 | 40,743 | 40,449 | 39,846 | 23,532 | 6,748 | 6,394 |
Net loss | ||||||
-70,279 | -98,942 | -89,380 | - | - | - | - |
Other comprehensive loss: | ||||||
Unrealized loss on investments, net of tax of $0 | ||||||
- | 146 | 3 | -179 | 30 | - | - |
Total other comprehensive loss | ||||||
- | 146 | 3 | -179 | - | - | - |
Total other comprehensive income | ||||||
- | - | - | - | 30 | - | - |
Comprehensive loss | ||||||
-70,279 | -98,796 | -89,377 | -91,758 | -54,750 | -18,000 | -6,977 |