| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 |
|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||
Net loss | ||||||||
-21,739 | -21,047 | -17,675 | -17,164 | -14,404 | -16,087 | -13,387 | -7,854 | -4,150 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||
Amortization of debt discount | ||||||||
0 | 0 | 6 | 4 | 4 | 4 | 8 | 0 | 4 |
Change in fair value of preferred unit warrant liability | ||||||||
- | - | - | - | - | 0 | 0 | -2 | 196 |
Depreciation and amortization | ||||||||
617 | 536 | 468 | 310 | 246 | 222 | 191 | 168 | 123 |
Net accretion of bond discounts/premiums | ||||||||
-366 | -263 | 21 | 94 | -5 | -34 | -95 | -152 | 35 |
Amortization of right to use assets | ||||||||
169 | 184 | 140 | 186 | 180 | 0 | 0 | 0 | 0 |
Stock-based compensation | ||||||||
6,119 | 4,981 | 4,601 | 5,312 | 5,177 | 5,441 | 5,062 | 979 | 146 |
Changes in operating assets and liabilities: | ||||||||
Account receivable | ||||||||
0 | -59 | 59 | 0 | -2,775 | 2,775 | 0 | 0 | -25,000 |
Other receivables | ||||||||
-2,402 | 1,138 | 3,740 | -1,067 | 213 | 77 | 216 | 527 | 394 |
Prepaid expenses and other current assets | ||||||||
-243 | -217 | 1,265 | 380 | -363 | -63 | 891 | 1,679 | -5 |
Accounts payable | ||||||||
-1,911 | 2,227 | 800 | 284 | -1,704 | 1,297 | -355 | -310 | 1,370 |
Accrued expenses | ||||||||
-819 | 1,375 | 2,227 | 1,051 | -1,053 | 135 | 1,880 | 367 | -1,928 |
Deferred revenue | ||||||||
-2,211 | -3,657 | 16,546 | -4,016 | -4,016 | -664 | -3,375 | -3,399 | -1,108 |
Operating lease liabilities | ||||||||
-186 | -182 | -176 | -130 | -93 | 0 | 0 | 0 | 0 |
Net cash used in operating activities | ||||||||
-16,949 | -16,178 | 1,853 | -13,569 | -12,732 | -12,254 | -10,986 | -12,175 | 19,299 |
Cash flows from investing activities: | ||||||||
Purchase of marketable securities | ||||||||
8,605 | 143,492 | 75,203 | 34,591 | 3,261 | 120,500 | 8,072 | 59,270 | 47,050 |
Maturities of marketable securities | ||||||||
52,462 | 49,853 | 44,576 | 33,250 | 42,016 | 19,260 | 20,810 | 14,638 | 3,351 |
Purchase of property, equipment and leasehold improvements | ||||||||
1,362 | 1,788 | 1,188 | 2,886 | 380 | 621 | 938 | 631 | 638 |
Net cash provided by investing activities | ||||||||
42,494 | -95,427 | -31,814 | -4,228 | 38,374 | -101,861 | 11,798 | -45,263 | -44,338 |
Cash flows from financing activities: | ||||||||
Repayments of long-term debt | ||||||||
0 | 0 | 77 | 46 | 45 | 44 | 48 | 38 | 42 |
Proceeds from issuance of Series C redeemable convertible preferred units | ||||||||
- | - | - | - | - | 0 | 0 | 0 | 55,000 |
Proceeds from exercise of stock options | ||||||||
1,350 | 1,047 | 1,377 | 399 | 0 | - | - | - | - |
Net cash provided by (used in) financing activities | ||||||||
1,350 | 108,682 | 30,754 | 353 | -45 | 111,114 | 2,026 | -38 | 54,957 |
Net increase in cash and cash equivalents | ||||||||
26,895 | -2,924 | 793 | -17,444 | 25,596 | -3,000 | 2,838 | -57,478 | 29,918 |
Supplemental disclosure of cash flow information: | ||||||||
Purchases of property, equipment and leasehold improvements unpaid at period end | ||||||||
375 | 51 | 65 | -437 | 509 | -162 | 322 | 0 | 0 |
Cash paid for interest | ||||||||
16 | 10 | 22 | 12 | 24 | 20 | 7 | 5 | 6 |
Increase in redemption value of preferred units | ||||||||
- | - | - | - | - | 0 | 112,050 | 14,834 | 71,482 |