| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | |
|---|---|---|---|---|---|---|
Cash flows from operating activities | ||||||
Net loss | ||||||
-14,669 | -17,754 | -21,100 | -16,708 | -18,183 | - | |
Net loss | ||||||
- | - | - | - | - | -10,183 | |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||
Depreciation and amortization | ||||||
1,694 | 1,450 | 1,191 | 826 | 1,340 | 1,517 | |
Loss on disposal of property and equipment | ||||||
-20 | -19 | - | -80 | - | - | |
Stock-based compensation | ||||||
3,554 | 2,668 | 2,048 | 1,141 | 416 | 799 | |
Non-cash gain on warrant revaluation | ||||||
3 | - | - | - | - | - | |
Change in fair value of redeemable convertible preferred stock warrant liability | ||||||
- | - | - | -372 | -15 | -6 | |
Non-cash loss on extinguishment of debt | ||||||
- | - | -185 | - | - | - | |
Change in fair value of derivative liability | ||||||
- | - | - | 798 | - | - | |
Non-cash interest expense | ||||||
290 | 375 | 297 | 1,183 | 232 | 98 | |
Compensation expense related to vesting of common stock to GLOBALFOUNDRIES | ||||||
- | 753 | 1,472 | 965 | 1,761 | 107 | |
Changes in operating assets and liabilities: | ||||||
Accounts receivable | ||||||
-1,723 | 3,816 | 385 | 1,261 | -339 | 579 | |
Amounts due from related parties | ||||||
- | - | - | -78 | -102 | 455 | |
Inventory | ||||||
-1,234 | -694 | 3,871 | 893 | 431 | 297 | |
Prepaid expenses and other current assets | ||||||
-149 | 98 | -460 | 860 | 77 | -52 | |
Other assets | ||||||
- | - | 23 | 21 | 10 | -63 | |
Accounts payable | ||||||
202 | -178 | 809 | 340 | 233 | 514 | |
Accrued liabilities | ||||||
-2,210 | 1,253 | 136 | 56 | 428 | 73 | |
Lease liabilities | ||||||
-100 | - | - | - | - | - | |
Amounts due to related parties | ||||||
- | - | - | -2,453 | 3,328 | -142 | |
Deferred income on shipments to distributors | ||||||
- | - | -107 | - | - | - | |
Shipping term reversal | ||||||
- | -39 | - | - | - | - | |
Deferred income on shipments to distributors | ||||||
- | - | - | 387 | -362 | 501 | |
Deferred revenue | ||||||
- | - | - | -229 | 229 | - | |
Net cash used in operating activities | ||||||
-8,116 | -14,673 | -18,888 | -18,539 | -10,670 | - | |
Net cash used in operating activities | ||||||
- | - | - | - | - | -7,938 | |
Cash flows from investing activities | ||||||
Purchases of property and equipment | ||||||
861 | 1,914 | 3,070 | 1,040 | 1,295 | 525 | |
Net cash used in investing activities | ||||||
-861 | -1,914 | -3,070 | -1,040 | -1,295 | - | |
Net cash used in investing activities | ||||||
- | - | - | - | - | -525 | |
Cash flows from financing activities | ||||||
Proceeds from exercise of stock options | ||||||
- | - | - | - | - | 41 | |
Proceeds from the issuance of common stock, net of offering costs | ||||||
- | 24,524 | - | - | - | 1 | |
Proceeds from convertible promissory notes-related party | ||||||
- | - | - | 8,500 | - | - | |
Proceeds from debt | ||||||
- | 1,000 | 12,000 | 1,500 | 8,000 | 4,000 | |
Payments on debt | ||||||
4,840 | 1,000 | 8,356 | 1,325 | 3,000 | 281 | |
Payments of debt issuance costs | ||||||
80 | - | 49 | 40 | 130 | 76 | |
Payments on finance lease obligation | ||||||
11 | 11 | - | - | - | - | |
Payments on capital lease obligation | ||||||
- | - | 7 | 198 | 226 | - | |
Proceeds from issuance of convertible preferred stock | ||||||
- | - | - | - | - | 10,027 | |
Proceeds from exercise of stock options and purchase of shares in employee stock purchase plan | ||||||
282 | 2,503 | 1,593 | 48 | 4 | - | |
Proceeds from issuance of common stock in connection with initial public offering, net of offering costs | ||||||
- | - | - | 33,864 | - | - | |
Proceeds from issuance of common stock in at-the-market offering, net of issuance costs | ||||||
4,734 | - | - | 4,650 | - | - | |
Net cash provided by (used in) financing activities | ||||||
85 | 27,016 | 5,181 | 46,999 | 4,648 | - | |
Net decrease in cash and cash equivalents | ||||||
-8,892 | 10,429 | -16,777 | - | - | - | |
Net cash (used in) provided by financing activities | ||||||
- | - | - | - | - | 13,712 | |
Net (decrease) increase in cash and cash equivalents | ||||||
- | - | - | - | - | 5,249 | |
Net increase (decrease) in cash and cash equivalents | ||||||
- | - | - | 27,420 | -7,317 | - | |
Supplementary cash flow information: | ||||||
Interest paid | ||||||
480 | 504 | 467 | 806 | 421 | - | |
Cash paid for taxes | ||||||
48 | 30 | - | - | - | - | |
Operating cash flows paid for operating leases | ||||||
1,693 | - | - | - | - | - | |
Financing cash flows paid for finance leases | ||||||
11 | - | - | - | - | - | |
Right-of-use assets obtained in exchange for new operating leases | ||||||
23 | - | - | - | - | - | |
Interest paid | ||||||
- | - | - | - | - | 165 | |
Interest paid to related party | ||||||
- | - | - | 359 | - | - | |
Non-cash investing and financing activities: | ||||||
Right-of-use assets obtained in exchange for new operating leases | ||||||
23 | - | - | - | - | - | |
Increase of right-of-use asset and lease liability due to lease modification | ||||||
895 | - | - | - | - | - | |
Purchase of property and equipment in accounts payable and accrued liabilities | ||||||
57 | 11 | 116 | - | - | - | |
Modification of warrant | ||||||
36 | - | - | - | - | - | |
Purchases of property and equipment under capital lease obligations | ||||||
- | - | 31 | - | 431 | - | |
Conversion of convertible promissory notes into common stock | ||||||
- | - | - | 8,634 | - | 2,016 | |
Issuance of warrant with debt | ||||||
- | 43 | - | - | 307 | 106 | |
Conversion of redeemable convertible preferred stock into common stock | ||||||
- | - | - | 64,642 | - | - | |
Reclassification of warrant liability to additional paid-in capital | ||||||
- | - | - | 65 | - | - | |