| Dec'19 | Dec'18 | Dec'17 | ||||
|---|---|---|---|---|---|---|
Cash Flows from Operating Activities | ||||||
Net loss | ||||||
-79,935 | -32,483 | -18,061 | ||||
Adjustments to reconcile net loss to net cash used in operating activities | ||||||
Depreciation, Depletion and Amortization | ||||||
1,191 | 946 | 725 | ||||
Loss on disposal of property and equipment | ||||||
- | - | -65 | ||||
Stock-based compensation | ||||||
8,720 | 606 | 461 | ||||
Amortization of debt issuance costs | ||||||
873 | 338 | 0 | ||||
Provision for doubtful accounts | ||||||
75 | 0 | - | ||||
Forgiveness of stock subscriptions receivable | ||||||
0 | 1,824 | 0 | ||||
Change in fair value of warrants | ||||||
0 | 254 | 0 | ||||
Changes in operating assets and liabilities | ||||||
Accounts receivable | ||||||
7,527 | 427 | 0 | ||||
Inventory | ||||||
11,986 | 2,255 | 1,541 | ||||
Prepaid expenses and other current assets | ||||||
752 | 3,009 | 459 | ||||
Other assets | ||||||
299 | -65 | 199 | ||||
Accounts payable | ||||||
2,446 | 1,820 | 985 | ||||
Accrued liabilities | ||||||
1,155 | 846 | -53 | ||||
Accrued compensation and benefits | ||||||
2,711 | 214 | - | ||||
Lease liability | ||||||
-126 | -109 | -98 | ||||
Net cash used in operating activities | ||||||
-83,454 | -31,370 | -18,175 | ||||
Cash Flows from Investing Activities | ||||||
Purchases of property and equipment | ||||||
1,339 | 1,228 | 1,039 | ||||
Purchases of short-term investments | ||||||
36,404 | 78,122 | 0 | ||||
Proceeds from sales and maturities of short-term investments | ||||||
83,030 | 19,300 | 0 | ||||
Net cash provided by investing activities | ||||||
45,287 | -60,050 | -1,039 | ||||
Cash Flows from Financing Activities | ||||||
Payment of debt issuance costs | ||||||
0 | 142 | 0 | ||||
Proceeds from debt | ||||||
0 | 20,000 | 0 | ||||
Proceeds from exercise of stock options | ||||||
506 | 9 | 22 | ||||
Proceeds from issuance of common stock upon initial public offering / follow-on offering | ||||||
- | - | 0 | ||||
Proceeds from issuance of preferred stock and noncontrolling interest | ||||||
0 | 20,098 | 35,000 | ||||
Repurchase of common stock | ||||||
0 | 473 | 0 | ||||
Net cash provided by financing activities | ||||||
110,955 | 165,342 | 34,815 | ||||
Effect of exchange rate changes on cash and cash equivalents | ||||||
-12 | -14 | 588 | ||||
Net decrease in cash and cash equivalents | ||||||
72,776 | 73,908 | 16,189 | ||||
Supplemental Disclosure of Cash Flow Information | ||||||
Cash paid for interest | ||||||
1,436 | 751 | 0 | ||||
Cash paid for taxes | ||||||
1 | 1 | 1 | ||||
Noncash Investing and Financing Activities | ||||||
Common stock issuance on stock option exercises for promissory notes | ||||||
0 | 71 | 574 | ||||
Warrants issued as debt issuance costs | ||||||
0 | 733 | 0 | ||||
Accrued loan fees as debt issuance costs | ||||||
0 | 1,500 | 0 | ||||
Forgiveness of Stock Subscription Receivable | ||||||
0 | 1,824 | 0 | ||||
Follow-on Offering | ||||||
Proceeds from issuance of common stock upon initial public offering / follow-on offering | ||||||
117,590 | 0 | - | ||||
Initial Public Offering | ||||||
Proceeds from issuance of common stock upon initial public offering / follow-on offering | ||||||
0 | 138,000 | - | ||||
Common Stock | ||||||
Payments of Stock Issuance Costs | ||||||
- | - | 0 | ||||
Preferred Stock | ||||||
Payments of Stock Issuance Costs | ||||||
0 | 199 | 207 | ||||