| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||||||
Net loss | ||||||||||||
- | - | - | - | - | -11,282 | -8,602 | -20,768 | 7,367 | - | - | - | - |
Net loss | ||||||||||||
-11,138 | - | - | - | -10,873 | - | - | - | - | - | -11,600 | -5,705 | -5,385 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||||
Stock-based compensation expense | ||||||||||||
613 | 664 | 691 | 433 | 262 | 288 | 198 | 145 | 128 | -135 | 273 | 172 | 182 |
Depreciation and amortization expense | ||||||||||||
36 | 32 | 27 | 24 | 20 | 26 | 26 | 25 | 26 | -77 | 52 | 48 | 48 |
Non-cash lease expense | ||||||||||||
158 | 153 | 172 | 125 | 119 | - | - | - | - | - | - | - | - |
Accretion of debt discount | ||||||||||||
119 | 111 | 215 | 216 | 153 | 72 | 21 | 32 | 27 | -1,418 | 198 | 436 | 941 |
Non-cash rent expense | ||||||||||||
- | - | - | - | - | - | - | - | - | - | -6 | -6 | -5 |
Loss on extinguishment of debt | ||||||||||||
-162 | - | - | - | 0 | - | - | - | - | - | - | - | - |
Change in fair value of preferred stock warrant liability | ||||||||||||
0 | -183 | 0 | 0 | 288 | 3,223 | -45 | -283 | 592 | - | - | - | - |
Change in fair value of derivative liability | ||||||||||||
0 | - | 0 | 0 | 183 | - | -5 | 159 | -565 | - | 0 | 0 | 762 |
Other | ||||||||||||
-70 | - | - | - | 0 | - | - | - | - | - | - | - | - |
Changes in operating assets and liabilities: | ||||||||||||
Accounts receivable | ||||||||||||
3,000 | - | - | - | 0 | - | - | - | - | - | - | - | - |
Grant and incentive receivables | ||||||||||||
- | - | - | - | - | - | - | - | - | - | 604 | -12 | -535 |
Prepaid expenses, other current assets and research and development incentive receivable | ||||||||||||
869 | 181 | -277 | -608 | 595 | 352 | -141 | -320 | -170 | 556 | -2,666 | -244 | 1,952 |
Accounts payable | ||||||||||||
-800 | 379 | -1,429 | -3,034 | 1,332 | 1,098 | 814 | -42 | -563 | -3,511 | 2,905 | -1,902 | 1,339 |
Accrued expenses | ||||||||||||
-668 | 755 | 562 | 915 | -2,072 | 375 | 721 | 213 | 240 | -654 | 629 | 290 | 1,144 |
Lease liabilities | ||||||||||||
-210 | -213 | -143 | -196 | -201 | - | - | - | - | - | - | - | - |
Unearned income | ||||||||||||
- | - | - | - | - | - | - | - | - | - | -806 | -379 | 1,474 |
Net cash used in operating activities | ||||||||||||
-15,527 | -9,241 | -12,772 | -14,292 | -11,750 | -6,734 | -6,721 | -5,783 | -6,182 | - | - | - | - |
Cash flows from investing activities: | ||||||||||||
Cash, cash equivalents and restricted cash acquired in connection with the Merger | ||||||||||||
0 | - | 0 | 0 | -26,406 | - | - | - | - | - | - | - | - |
Net cash used in operating activities | ||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | -3,511 |
Acquisition of property, equipment and intangible assets | ||||||||||||
555 | 83 | 81 | 10 | 0 | - | - | - | - | 319 | 18 | 24 | 17 |
Net cash provided by investing activities | ||||||||||||
-555 | 21 | 815 | -10 | 26,406 | - | - | - | - | - | - | - | - |
Cash flows from financing activities: | ||||||||||||
Proceeds from exercise of stock options and warrants | ||||||||||||
96 | 187 | 40 | 452 | 113 | - | - | - | - | - | - | - | - |
Proceeds from borrowings under loan and security agreements, net of issuance costs | ||||||||||||
4,888 | - | 0 | 9,849 | 0 | - | - | - | - | - | - | - | - |
Net cash used in investing activities | ||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | -17 |
Proceeds from issuance of Series B convertible preferred stock, net of issuance costs | ||||||||||||
- | - | - | - | - | - | - | - | - | 22,478 | 0 | 0 | 4,935 |
Repurchase of Series Seed convertible preferred stock | ||||||||||||
- | - | - | - | - | 0 | -34 | 34 | 1,126 | - | - | - | - |
Repayments of borrowings under loan and security agreement | ||||||||||||
- | - | - | - | - | 4,880 | 500 | 500 | 500 | -1,750 | 585 | 583 | 582 |
Payments of issuance costs of convertible promissory notes | ||||||||||||
- | - | - | - | - | - | - | - | - | - | 0 | 0 | 17 |
Payments of issuance costs of convertible preferred stock | ||||||||||||
- | - | - | - | - | - | - | - | 34 | - | - | - | - |
Net cash provided by financing activities | ||||||||||||
4,984 | 60,284 | -6,414 | 86,678 | 113 | 5,028 | 3,995 | -493 | -1,660 | - | - | - | - |
Net cash provided by (used in) financing activities | ||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 4,336 |
Effect of exchange rate changes on cash, cash equivalents and restricted cash | ||||||||||||
-34 | 16 | -264 | 19 | -21 | - | - | - | - | -402 | 347 | 43 | 12 |
Net (decrease) increase in cash, cash equivalents and restricted cash | ||||||||||||
-11,132 | 51,080 | -18,635 | 72,395 | 14,748 | -1,706 | -2,726 | -6,276 | -7,842 | -16,560 | -1,122 | 28,595 | 820 |
Supplemental disclosure of cash flow information | ||||||||||||
Cash paid for interest | ||||||||||||
- | - | - | - | - | - | - | - | 146 | - | - | - | - |
Supplemental disclosure of non-cash investing and financing activities: | ||||||||||||
Issuance costs not yet paid | ||||||||||||
20 | - | - | - | 0 | - | - | - | - | - | - | - | - |
Conversion of convertible preferred stock into common stock | ||||||||||||
0 | - | 0 | 0 | 64,675 | - | - | - | - | - | - | - | - |
Conversion of redeemable common stock into common stock | ||||||||||||
0 | 0 | 0 | 0 | 734 | - | - | - | - | - | - | - | - |
Purchases of property and equipment included in accounts payable and accrued expenses | ||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | 19 |
Derivative liability in connection with issuance of convertible promissory notes | ||||||||||||
- | - | - | - | - | - | - | - | - | - | 0 | 0 | 403 |
Conversion of convertible preferred stock warrants into common stock warrants | ||||||||||||
0 | - | 0 | 0 | 5,235 | - | - | - | - | - | - | - | - |
Fair value of net assets acquired in the Merger | ||||||||||||
0 | -26,406 | 0 | 0 | 46,358 | - | - | - | - | - | - | - | - |
Accretion of redeemable convertible preferred stock to redemption value | ||||||||||||
- | - | - | - | - | - | - | - | - | - | 16 | 13 | 7 |