| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Dec'16 | Sep'16 | Jun'16 | Mar'16 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue | ||||||||||||||||
0 | 0 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Operating expenses: | ||||||||||||||||
Research and development | ||||||||||||||||
17,558 | 17,663 | 16,915 | 16,761 | 17,776 | 18,448 | 18,798 | 18,302 | 16,143 | 14,239 | 13,020 | 11,800 | 10,725 | 10,276 | 0 | 0 | 0 |
General and administrative | ||||||||||||||||
11,961 | 12,293 | 12,675 | 12,412 | 13,676 | 13,454 | 13,163 | 12,587 | 10,039 | 8,769 | 7,395 | 6,421 | 8,094 | 7,893 | 0 | 0 | 0 |
Total operating expenses | ||||||||||||||||
29,519 | 29,956 | 29,590 | 29,173 | 31,452 | 31,902 | 31,961 | 30,889 | 26,182 | 23,008 | 20,415 | 18,221 | 18,819 | 18,169 | 0 | 0 | 0 |
Loss from operations | ||||||||||||||||
-29,519 | -29,956 | -29,590 | -29,173 | -31,452 | -31,902 | -31,961 | -30,889 | -26,182 | -23,008 | -20,415 | -18,221 | -18,819 | -18,169 | 0 | 0 | 0 |
Gain on sale of property and equipment | ||||||||||||||||
0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Interest income | ||||||||||||||||
548 | 586 | 422 | 320 | 280 | 355 | 583 | 686 | 547 | 404 | 234 | 77 | 64 | 46 | 0 | 0 | 0 |
Net loss | ||||||||||||||||
-28,905 | -29,370 | -29,168 | -28,853 | -31,172 | -31,547 | -31,378 | -30,203 | -25,635 | -22,604 | -20,181 | -18,144 | -18,755 | -18,123 | 0 | 0 | 0 |
Accretion of redeemable convertible preferred stock to redemption value | ||||||||||||||||
- | - | - | - | - | - | - | - | - | 41 | 60 | 79 | 77 | 75 | 0 | 0 | 0 |
Net loss | ||||||||||||||||
- | - | - | - | - | - | - | - | - | -22,645 | -20,241 | -18,223 | -18,832 | -18,198 | 0 | 0 | 0 |
Net loss per share — basic and diluted | ||||||||||||||||
-0.24 | -0.26 | -0.28 | -0.26 | -0.49 | -0.48 | -0.50 | -0.64 | -0.52 | -0.47 | -0.45 | -10.98 | -10.58 | -10.31 | -9.84 | -12.95 | -9.25 |
Weighted average common shares outstanding—basic and diluted | ||||||||||||||||
27,810 | 27,810 | 27,810 | 27,526 | 14,816 | 14,745 | 14,737 | 14,737 | 14,732 | 14,720 | 13,939 | 450 | 432 | 432 | 430 | 428 | 426 |
Comprehensive loss: | ||||||||||||||||
Net loss | ||||||||||||||||
-28,905 | -29,370 | -29,168 | -28,853 | -31,172 | -31,547 | -31,378 | -30,203 | -25,635 | -22,604 | -20,181 | -18,144 | -18,755 | -18,123 | 0 | 0 | 0 |
Other comprehensive gain (loss): | ||||||||||||||||
Unrealized gain (loss) on investments, net of tax of $0 | ||||||||||||||||
-1 | 12 | 20 | 36 | 50 | 28 | 3 | -12 | 0 | 0 | 0 | - | - | 0 | 0 | 0 | 0 |
Total other comprehensive gain (loss) | ||||||||||||||||
-1 | 12 | 20 | 36 | 50 | 28 | 3 | -12 | 0 | 0 | 0 | - | - | 0 | 0 | 0 | 0 |
Total comprehensive loss | ||||||||||||||||
-28,906 | -29,358 | -29,148 | -28,817 | -31,122 | -31,519 | -31,375 | -30,215 | -25,685 | -22,637 | -20,186 | -18,146 | -18,762 | -18,123 | 0 | 0 | 0 |