| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Sep'17 | Jun'17 |
|---|---|---|---|---|---|---|---|---|---|---|
Collaboration revenue | ||||||||||
4,654 | 3,890 | 1,266 | 1,174 | 1,474 | - | 238 | - | - | - | - |
Operating expenses: | ||||||||||
Research and development | ||||||||||
21,439 | 25,026 | 17,295 | 16,625 | 17,423 | 17,170 | 12,933 | 15,219 | 12,702 | 11,097 | 13,506 |
General and administrative | ||||||||||
7,458 | 7,347 | 6,881 | 7,850 | 6,554 | 5,879 | 5,957 | 5,991 | 4,779 | 3,607 | 3,125 |
Change in fair value of contingent consideration | ||||||||||
-9,452 | 3,256 | -19,834 | 4,889 | 11,702 | -14,569 | 26,829 | 7,852 | 4,908 | 6,132 | 2,324 |
Impairment of intangible asset | ||||||||||
- | - | 18,559 | - | - | - | - | - | - | - | - |
Total operating expenses | ||||||||||
19,445 | 35,629 | 22,901 | 29,364 | 35,679 | 8,480 | 45,719 | 29,062 | 22,389 | 20,836 | 18,955 |
Loss from operations | ||||||||||
-14,791 | -31,739 | -21,635 | -28,190 | -34,205 | -7,298 | -45,481 | -29,062 | -22,389 | -20,836 | -18,955 |
Other income (expense): | ||||||||||
Interest income, net | ||||||||||
509 | 703 | 428 | 358 | 521 | 825 | 318 | 91 | 89 | 72 | 79 |
Other expense | ||||||||||
- | - | -20 | - | - | -2 | -7 | -32 | -12 | - | 73 |
Total other income (expense), net | ||||||||||
- | - | 408 | 358 | - | 823 | 311 | 59 | 77 | 72 | 152 |
Loss before benefit from income taxes | ||||||||||
-14,282 | -31,036 | -21,227 | -27,832 | -33,684 | -6,475 | -45,170 | -29,003 | -22,312 | -20,764 | -18,803 |
Benefit from income taxes | ||||||||||
0 | 0 | 0 | 0 | -486 | -438 | -2,524 | -1,500 | -1,103 | -2,299 | -870 |
Net loss | ||||||||||
-14,282 | -31,036 | -21,227 | -27,832 | -33,198 | -6,037 | -42,646 | -27,503 | -21,209 | -18,465 | -17,933 |
Accretion of redeemable convertible preferred stock to redemption value | ||||||||||
- | - | - | - | - | 0 | 0 | 459 | 185 | 180 | 192 |
Net loss attributable to common stockholders | ||||||||||
- | - | -21,227 | -27,832 | - | -6,037 | -42,646 | -27,962 | -21,394 | -18,645 | -17,741 |
Net loss per share—basic and diluted | ||||||||||
-0.24 | -0.48 | -0.41 | -0.57 | -0.74 | 2.72 | -0.97 | -3.04 | -2.35 | -2.40 | -2.31 |
Weighted average common shares outstanding—basic and diluted | ||||||||||
60,008 | 60,136 | 51,891 | 48,749 | 45,004 | 45,466 | 44,036 | 9,187 | 9,091 | 7,781 | 7,676 |