| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 |
|---|---|---|---|---|---|---|---|---|---|
Revenues | |||||||||
19,297 | 17,164 | 15,736 | 13,600 | 13,557 | 11,492 | 8,407 | 6,541 | 6,166 | 4,313 |
Operating expenses: | |||||||||
Cost of revenues | |||||||||
13,564 | 13,792 | 12,386 | 11,394 | 11,789 | 11,857 | 9,093 | 7,503 | 8,095 | 7,498 |
Research and development | |||||||||
10,629 | 10,297 | 10,496 | 9,007 | 8,907 | 7,273 | 6,065 | 5,268 | 4,711 | 4,303 |
Selling, general and administrative | |||||||||
27,190 | 26,405 | 24,423 | 21,320 | 19,124 | 15,259 | 12,953 | 11,256 | 9,978 | 9,263 |
Litigation settlement | |||||||||
0 | 22,500 | - | - | - | - | - | - | - | - |
Total operating expenses | |||||||||
51,383 | 72,994 | 47,305 | 41,721 | 39,820 | 34,389 | 28,111 | 24,027 | 22,784 | 21,064 |
Loss from operations | |||||||||
-32,086 | -55,830 | -31,569 | -28,121 | -26,263 | -22,897 | -19,704 | -17,486 | -16,618 | -16,751 |
Interest income | |||||||||
576 | 564 | 789 | 804 | 775 | 664 | 409 | 284 | 148 | 158 |
Interest expense | |||||||||
215 | 248 | 288 | 318 | 340 | 348 | 386 | 337 | 317 | 273 |
Other income (expense), net | |||||||||
18 | -87 | -2 | -227 | -21 | -15 | -45 | -14 | -43 | -19 |
Loss before income taxes | |||||||||
-31,707 | -55,601 | -31,070 | -27,862 | -25,849 | -22,596 | -19,726 | -17,553 | -16,830 | -16,885 |
Provision for income taxes | |||||||||
61 | 37 | 111 | 54 | 84 | 43 | 76 | 71 | 43 | 52 |
Net loss attributable to common stockholders | |||||||||
-31,768 | -55,638 | -31,181 | -27,916 | -25,933 | -22,639 | -19,802 | -17,624 | -16,873 | -16,937 |
Other comprehensive loss: | |||||||||
Change in unrealized gain on investments | |||||||||
12 | 16 | 33 | 3 | 20 | -7 | - | - | 1 | -1 |
Foreign currency translation adjustment | |||||||||
11 | -7 | 31 | 250 | -180 | -56 | 19 | 14 | 11 | 10 |
Comprehensive loss | |||||||||
-31,745 | -55,629 | -31,117 | -27,663 | -26,093 | -22,702 | -19,783 | -17,610 | -16,861 | -16,928 |
Net loss per share attributable to common stockholders—basic and diluted | |||||||||
-0.85 | -1.69 | -0.89 | -0.92 | -0.93 | -1.18 | -6.59 | -6.18 | -6.32 | -6.42 |
Weighted average shares used in computing net loss per share attributable to common stockholders—basic and diluted | |||||||||
37,163 | 32,976 | 79,510,146 | 30,290,150 | 27,891 | 19,187 | 3,013,819 | 2,849,544 | 2,669,541 | 2,638,068 |