| Dec'19 | Dec'18 | Dec'17 | ||||
|---|---|---|---|---|---|---|
Collaboration revenue | ||||||
1,666 | 5,322 | - | ||||
Operating expenses: | ||||||
Research and development | ||||||
89,398 | 47,948 | 21,378 | ||||
General and administrative | ||||||
22,211 | 17,300 | 8,279 | ||||
Total operating expenses | ||||||
111,609 | 65,248 | 29,657 | ||||
Loss from operations | ||||||
-109,943 | -59,926 | -29,657 | ||||
Other income: | ||||||
Changes in fair value of convertible preferred stock tranche liability | ||||||
- | - | 876 | ||||
Interest income | ||||||
6,027 | 4,349 | 542 | ||||
Total other income | ||||||
6,027 | 4,349 | -334 | ||||
Net loss | ||||||
-103,916 | -55,577 | -29,991 | ||||
Net loss per share-basic and diluted | ||||||
-2.47 | -1.95 | -12.10 | ||||
Weighted-average common shares outstanding-basic and diluted | ||||||
42,117 | 28,551 | 2,479 | ||||