| 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 | Sep'15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue | ||||||||||||||||
- | 3,000 | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 3,044 | 1,884 | 1,096 |
Operating expenses: | ||||||||||||||||
Research and development | ||||||||||||||||
26,202 | 23,244 | 17,914 | 15,282 | 15,357 | 13,375 | 12,305 | 13,412 | 12,645 | 13,130 | 10,464 | 9,012 | 9,387 | 7,079 | 6,505 | 4,957 | 4,027 |
General and administrative | ||||||||||||||||
11,625 | 5,972 | 4,933 | 4,807 | 3,802 | 3,504 | 3,821 | 3,312 | 2,677 | 2,284 | 2,348 | 2,469 | 1,606 | 1,042 | 1,085 | 1,291 | 539 |
Total operating expenses | ||||||||||||||||
37,827 | 29,216 | 22,847 | 20,089 | 19,159 | 16,879 | 16,126 | 16,724 | 15,322 | 15,414 | 12,812 | 11,481 | 10,993 | 8,121 | 7,590 | 6,248 | 4,566 |
Loss from operations | ||||||||||||||||
-37,827 | -26,216 | -22,847 | -20,089 | -16,659 | -16,879 | -16,126 | -16,724 | -15,322 | -15,414 | -12,812 | -11,481 | -10,993 | -8,121 | -4,546 | -4,364 | -3,470 |
Other income (expense): | ||||||||||||||||
Interest expense with related parties | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 14 |
Loss on debt extinguishment with related parties | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -602 |
Other expense, net | ||||||||||||||||
-3,264 | 1,241 | 950 | 1,050 | -1,019 | 375 | 380 | 226 | -483 | 139 | 149 | 121 | -22 | 7 | -260 | -692 | 154 |
Total other income (expense), net | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -462 |
Net loss | ||||||||||||||||
-36,777 | -24,975 | -21,897 | -19,039 | -16,195 | -16,504 | -15,746 | -16,498 | -15,141 | -15,275 | -12,663 | -11,360 | -10,888 | -8,114 | -4,806 | -5,056 | -3,932 |
Gain on extinguishment of redeemable convertible preferred shares | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1,673 |
Net loss attributable to common stockholders | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -2,259 |
Net loss per share - basic and diluted (in dollars per share) | ||||||||||||||||
-0.79 | -0.55 | -0.52 | -0.45 | -0.45 | -0.51 | -0.49 | -0.61 | -0.67 | -0.68 | -0.56 | -0.50 | 25.56 | -14.22 | -8.90 | -9.42 | -4.57 |
Weighted average number of common shares outstanding - basic and diluted (in shares) | ||||||||||||||||
47,218 | 45,766 | 42,294 | 42,174 | 34,270 | 32,349 | 32,307 | 27,242 | 22,626 | 22,614 | 22,575 | 22,549 | 14,892 | 571 | 540 | 537 | 494 |