| 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 | Dec'15 | Sep'15 | Jun'15 | Mar'15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenues: | ||||||||||||||||||||
Grant | ||||||||||||||||||||
- | - | - | - | - | -22 | 0 | 2,400 | 1,510 | - | 1,261 | 1,479 | - | - | - | - | - | - | - | - | - |
Grant | ||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 982 | - | 1,149 | 1,373 | 859 | 1,585 | 1,073 | 3,427 | 0 |
Operating expenses: | ||||||||||||||||||||
Research and development | ||||||||||||||||||||
14,562 | 17,566 | 17,839 | 14,806 | 14,389 | 11,798 | 8,929 | 9,122 | 6,870 | 5,792 | 6,239 | 5,835 | 4,949 | 4,742 | 5,385 | 4,420 | 3,596 | 3,966 | 3,129 | 2,736 | 1,622 |
General and administrative | ||||||||||||||||||||
4,460 | 4,343 | 4,307 | 3,816 | 3,268 | 3,507 | 3,314 | 2,926 | 2,885 | 2,318 | 3,020 | 2,364 | 2,364 | 2,048 | 2,065 | 2,448 | 1,830 | 1,616 | 1,361 | 2,123 | 847 |
Total operating expenses | ||||||||||||||||||||
19,022 | 21,909 | 22,146 | 18,622 | 17,657 | 15,305 | 12,243 | 12,048 | 9,755 | 8,110 | 9,259 | 8,199 | 7,313 | 6,790 | 7,450 | 6,868 | 5,426 | 5,582 | 4,490 | 4,859 | 2,469 |
Loss from operations | ||||||||||||||||||||
-19,022 | -21,909 | -22,146 | -18,622 | -17,657 | -15,305 | -12,243 | -9,670 | -8,245 | -6,627 | -7,998 | -6,720 | -6,331 | -5,543 | -6,301 | -5,495 | -4,567 | -3,997 | -3,417 | -1,432 | -2,469 |
Other income (expense): | ||||||||||||||||||||
Interest income | ||||||||||||||||||||
300 | 432 | 585 | 619 | 507 | 427 | 339 | 263 | 143 | 151 | 136 | 100 | 95 | 72 | 72 | 74 | 26 | 11 | 5 | 5 | 1 |
Other expense, net | ||||||||||||||||||||
-6 | -18 | -12 | -16 | -17 | -20 | -13 | -7 | -17 | -7 | -12 | -12 | -11 | -12 | -9 | -9 | -6 | - | -1 | - | - |
Total other income | ||||||||||||||||||||
294 | 414 | 573 | 603 | 490 | 407 | 326 | 256 | 126 | 144 | 124 | 88 | 84 | 60 | 63 | 65 | 20 | 10 | 4 | 5 | 1 |
Net loss | ||||||||||||||||||||
-18,728 | -21,495 | -21,573 | -18,019 | -17,167 | -14,898 | -11,917 | -9,414 | -8,119 | -6,483 | -7,874 | -6,632 | -6,247 | -5,483 | -6,238 | -5,430 | -4,547 | -3,987 | -3,413 | -1,427 | -2,468 |
Deemed dividend to convertible preferred stockholders | ||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 228 |
Net loss per share, basic and diluted | ||||||||||||||||||||
-0.57 | -0.65 | -0.66 | -0.55 | -0.59 | -0.64 | -0.54 | -0.46 | -0.49 | -0.38 | -0.48 | -0.47 | -0.47 | 5.81 | -0.47 | -0.46 | -7.10 | -6.49 | -5.57 | -2.44 | -4.71 |
Net loss attributable to common stockholders | ||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -3,987 | -3,413 | -1,427 | -2,696 |
Weighted-average common shares outstanding, basic and diluted | ||||||||||||||||||||
33,097 | 33,052 | 32,894 | 32,840 | 29,011 | 24,032 | 21,986 | 20,598 | 16,672 | 16,622 | 16,409 | 14,114 | 13,365 | 13,424 | 13,326 | 11,776 | 640 | 627 | 612 | 585 | 573 |