| Dec'19 | Dec'18 | Dec'17 | ||||
|---|---|---|---|---|---|---|
Collaboration revenue | ||||||
3,458 | 1,142 | - | ||||
Operating expenses: | ||||||
General and administrative | ||||||
12,740 | 11,295 | 4,333 | ||||
Research and development | ||||||
27,487 | 28,544 | 18,900 | ||||
Total operating expenses | ||||||
40,227 | 39,839 | 23,233 | ||||
Loss from operations | ||||||
-36,769 | -38,696 | -23,233 | ||||
Other income: | ||||||
Interest income | ||||||
418 | 376 | 0 | ||||
Other income and expense, net | ||||||
64 | 165 | - | ||||
Total other income | ||||||
482 | 541 | 0 | ||||
Loss before provision for income taxes | ||||||
-36,286 | -38,155 | -23,233 | ||||
Provision for income taxes | ||||||
412 | 825 | - | ||||
Net loss | ||||||
-36,698 | -38,980 | -23,233 | ||||
Unrealized gains (losses) from available-for-sale securities | ||||||
0 | -10 | - | ||||
Comprehensive loss | ||||||
-36,698 | -38,991 | -23,233 | ||||
Net loss per common share – basic and diluted | ||||||
-1.66 | -1.94 | -2.16 | ||||
Weighted average common shares outstanding – basic and diluted | ||||||
22,041 | 20,134 | 10,732 | ||||