| 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 | ||||||||
-46,175 | -43,850 | -37,887 | -42,875 | -35,226 | -32,952 | 0 | 0 | 0 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||
Depreciation and amortization expense | ||||||||
139 | 142 | 149 | 152 | 148 | 164 | 0 | 0 | 0 |
Stock-based compensation expense | ||||||||
2,628 | 2,421 | 2,143 | 1,905 | 1,579 | 1,201 | 0 | 0 | 0 |
Amortization and accretion of investments | ||||||||
518 | 686 | 0 | 0 | 0 | - | - | - | - |
Changes in operating assets and liabilities: | ||||||||
Grants receivable | ||||||||
-827 | -474 | -1,610 | -1,346 | 284 | 984 | 0 | 0 | 0 |
Prepaid expenses | ||||||||
0 | - | - | - | 0 | - | - | - | - |
Other assets | ||||||||
0 | - | - | - | 0 | - | - | - | - |
Prepaid expenses and other assets | ||||||||
- | - | - | - | - | - | 0 | 0 | 0 |
Accounts payable | ||||||||
-2,931 | -30 | -788 | -1,177 | 2,284 | 133 | 0 | 0 | 0 |
Accrued expenses and other liabilities | ||||||||
-973 | 2,878 | 856 | 1,817 | 1,915 | -2,280 | 0 | 0 | 0 |
Deferred rent | ||||||||
- | -175 | -147 | -120 | -79 | 137 | 0 | 0 | 0 |
Net cash used in operating activities | ||||||||
-47,712 | -44,743 | -44,731 | -42,617 | -33,324 | -35,817 | 0 | 0 | 0 |
Cash flows from investing activities: | ||||||||
Purchases of property and equipment | ||||||||
- | 105 | 146 | 154 | 270 | 370 | 0 | 0 | 0 |
Proceeds from maturities of short-term investments | ||||||||
0 | - | - | - | - | - | - | - | - |
Purchases of short-term investments | ||||||||
- | 44,950 | 0 | 0 | 0 | - | - | - | - |
Net cash provided by (used in) investing activities | ||||||||
51,447 | 11,360 | -33,017 | -53,925 | -61,041 | -36,091 | 0 | 0 | 0 |
Cash flows from financing activities: | ||||||||
Proceeds from exercise of stock options | ||||||||
- | 52 | 0 | 0 | 0 | - | - | - | - |
Payments of initial public offering costs | ||||||||
- | - | - | - | 0 | - | - | - | - |
Payments of financing costs | ||||||||
0 | - | - | - | - | - | - | - | - |
Payments of initial public offering costs | ||||||||
- | - | - | - | - | - | 0 | 0 | 0 |
Net cash used in financing activities | ||||||||
180 | 57 | -972 | 68,096 | 67,734 | 66,167 | 0 | 0 | 0 |
Effect of exchange rate changes on cash and cash equivalents | ||||||||
- | - | - | - | - | - | - | - | 0 |
Net increase (decrease) in cash and cash equivalents | ||||||||
3,915 | -33,326 | -78,720 | -28,446 | -26,587 | -5,741 | 0 | 0 | 0 |
Supplemental disclosure of non-cash investing and financing activities: | ||||||||
Deferred financing costs included in accrued expenses and other current liabilities | ||||||||
0 | - | - | - | - | - | - | - | - |
Purchases of property and equipment included in accounts payable | ||||||||
- | - | - | - | - | - | - | - | 0 |
Deferred offering costs included in accounts payable and accrued expenses | ||||||||
- | - | - | - | - | - | 0 | 0 | 0 |