| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | |
|---|---|---|---|---|---|---|
Cash flows from operating activities | ||||||
Net Income (Loss) Attributable to Parent | ||||||
-55,350 | -65,336 | -65,321 | -36,210 | -25,174 | -12,880 | |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||
Depreciation | ||||||
700 | 1,000 | 800 | 800 | 1,044 | 864 | |
Amortization of premiums (accretion of discounts) on investments | ||||||
154 | 101 | -233 | -193 | 0 | 0 | |
Non-cash lease expense | ||||||
1,301 | 0 | 0 | - | - | - | |
Loss on disposal of property and equipment | ||||||
-104 | 81 | -36 | -3 | 0 | 0 | |
Stock‑based compensation expense | ||||||
5,161 | 5,714 | 4,081 | - | - | - | |
Allocated Share-based Compensation Expense | ||||||
- | - | - | 2,051 | 1,125 | 1,224 | |
Non‑cash interest expense | ||||||
402 | 449 | 390 | 263 | 198 | 155 | |
Fair Value Adjustment of Warrants | ||||||
857 | 0 | 0 | 12 | -83 | 38 | |
Gain (Loss) on Extinguishment of Debt | ||||||
0 | 0 | -673 | 0 | 0 | - | |
Net realized losses on investments | ||||||
1 | 0 | 0 | - | - | - | |
Changes in operating assets and liabilities: | ||||||
Accounts receivable | ||||||
5,000 | 0 | -152 | -610 | 153 | 514 | |
Prepaid expenses, deposits and other assets | ||||||
-3,179 | 2,631 | -1,225 | 831 | 1,011 | 404 | |
Restricted cash and other deposits | ||||||
- | - | - | - | -977 | 1,779 | |
Accounts payable | ||||||
-600 | -516 | -2,327 | 2,686 | 667 | -90 | |
Deferred revenue | ||||||
337 | -101 | 2,432 | 10,409 | - | - | |
Deferred revenue | ||||||
- | - | - | - | -507 | -20 | |
Increase Decrease In Contingently Repayable Grant Funding | ||||||
- | - | - | -461 | -805 | 305 | |
Accrued expenses and other liabilities | ||||||
-2,397 | 2,467 | 5,650 | 716 | 1,259 | 415 | |
Net cash used in operating activities | ||||||
-51,435 | -59,161 | -52,026 | -19,757 | -22,463 | - | |
Net cash used in operating activities | ||||||
- | - | - | - | - | -12,686 | |
Cash flows from investing activities | ||||||
Receipts from the maturity of short-term investments | ||||||
16,350 | 41,655 | 60,158 | 6,900 | 0 | 0 | |
Purchases of short-term investments | ||||||
18,188 | 15,598 | 61,527 | 28,416 | 3,516 | 0 | |
Sale of short term investments | ||||||
1,992 | 0 | 0 | - | - | - | |
Purchases of property and equipment | ||||||
47 | 884 | 733 | 586 | 1,163 | 227 | |
Proceeds from the sale of property and equipment | ||||||
122 | 99 | 4 | 2 | 0 | 0 | |
Net cash used in investing activities | ||||||
229 | 25,272 | -2,098 | -22,100 | -4,679 | - | |
Net cash used in investing activities | ||||||
- | - | - | - | - | -227 | |
Cash flows from financing activities | ||||||
Proceeds from issuance of long-term debt, net of expenses | ||||||
0 | 0 | 20,957 | 0 | 6,674 | 4,494 | |
Repayments of principal on outstanding debt | ||||||
2,800 | 0 | 12,934 | 0 | 2,336 | 0 | |
Proceeds from issuance of convertible note | ||||||
- | - | - | - | 7,092 | 0 | |
Proceeds from Initial Public Offering, net of underwriters' discounts and commissions | ||||||
- | - | - | 68,870 | 0 | 0 | |
Deferred IPO costs paid | ||||||
- | - | - | 4,103 | 302 | 0 | |
Proceeds from Private Placement, net of issuance costs ($2.9 million) | ||||||
- | - | - | 0 | 0 | - | |
Net proceeds from issuance of common stock | ||||||
30,942 | 0 | 10,000 | 2,743 | 0 | 0 | |
Proceeds from exercise of stock options | ||||||
150 | 501 | 706 | 149 | 109 | 137 | |
Proceeds from issuance of common stock under Employee Stock Purchase Plan | ||||||
28 | 196 | 180 | 0 | 0 | - | |
Net proceeds from issuance of preferred stock and warrants | ||||||
- | - | - | - | 32,669 | 20,140 | |
Net cash (used in) provided by financing activities | ||||||
105,041 | 697 | 66,023 | 67,659 | 43,906 | - | |
Effect of exchange rate changes on cash | ||||||
34 | -153 | 78 | 463 | - | - | |
Net change in cash, cash equivalents, and restricted cash | ||||||
53,869 | -33,345 | 11,977 | 26,265 | - | - | |
Net cash provided by financing activities | ||||||
- | - | - | - | - | 24,771 | |
Effect of exchange rate changes on cash | ||||||
- | - | - | - | -1,019 | -3,323 | |
Net increase in cash and cash equivalents | ||||||
- | - | - | - | 15,745 | 8,535 | |
Supplement cash flow information | ||||||
Cash paid for interest | ||||||
1,223 | 1,134 | 905 | 972 | - | - | |
Cash paid for interest | ||||||
- | - | - | - | 531 | 366 | |
Noncash investing and financing activities | ||||||
Purchase of property and equipment not yet paid | ||||||
0 | 145 | 103 | 147 | 0 | 0 | |
Equity offering costs in accrued liabilities | ||||||
4,381 | 0 | 0 | - | - | - | |
Unrealized gain on marketable securities | ||||||
0 | 16 | 20 | -36 | 0 | 0 | |
Venture debt termination fee liability | ||||||
- | - | - | - | 270 | 270 | |
Issuance of preferred warrants in connection with venture loans | ||||||
- | - | - | - | 137 | 121 | |
Reclassification of deferred IPO costs from non-current assets to additional paid-in capital | ||||||
- | - | - | 4,404 | 0 | 0 | |
Debt issuance costs included in accounts payable | ||||||
- | - | - | 122 | 1,246 | 0 | |
Temporary Equity, Accretion to Redemption Value | ||||||
- | - | - | 4,566 | 7,335 | 4,951 | |
Private placement offering costs in accounts payable and accrued liabilities | ||||||
- | - | - | - | 7,288 | 0 | |
At-The-Market Offering | ||||||
Net proceeds from issuance of common stock | ||||||
1,000 | 0 | 0 | - | - | - | |
Private Placement | ||||||
Net proceeds from issuance of common stock | ||||||
5,715 | 0 | 47,114 | - | - | - | |
Note Warrant | ||||||
Net proceeds from issuance of common stock | ||||||
70,000 | 0 | 0 | - | - | - | |