| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | ||
|---|---|---|---|---|---|---|
Revenue | ||||||
- | - | - | - | 0 | ||
Operating expenses: | ||||||
General and administrative | ||||||
22,327 | 20,045 | 15,503 | 3,415 | 1,621 | ||
Research and development | ||||||
24,961 | 17,253 | 9,646 | 5,506 | 2,181 | ||
Amortization of intangible assets | ||||||
666 | 665 | 665 | 665 | 666 | ||
Total operating expenses | ||||||
47,954 | 37,963 | 25,814 | 9,586 | 4,468 | ||
Other income: | ||||||
Interest income | ||||||
983 | 446 | 247 | 68 | - | ||
Other | ||||||
- | 28 | - | - | - | ||
Total other income | ||||||
983 | 418 | 247 | 68 | - | ||
Loss from operations, before income taxes | ||||||
-46,971 | -37,545 | -25,567 | -9,518 | -4,468 | ||
Income tax benefit | ||||||
- | - | - | - | -1,657 | ||
Net loss | ||||||
-46,971 | -37,545 | -25,567 | -9,518 | -2,811 | ||
Other comprehensive loss: | ||||||
Unrealized gain on available-for-sale securities | ||||||
5 | 50 | -44 | -7 | - | ||
Comprehensive loss | ||||||
-46,966 | -37,495 | -25,611 | -9,525 | -2,811 | ||
Net loss per share: | ||||||
Basic and diluted net loss per share | ||||||
-2.26 | -2.20 | -1.73 | -0.86 | -0.37 | ||
Weighted average shares used to compute net loss per common share - basic and diluted | ||||||
20,746 | 17,078 | 14,754 | 11,009 | 7,565 | ||