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v3.22.1

Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |
Net loss | $ (26,851) | $ (16,687)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 948 | 546
Amortization of debt discount and debt issuance costs | 279 | 274
Non-cash interest expense | 540 | 531
Deferred income taxes | 148 | (106)
Stock-based compensation | 4,728 | 2,694
Changes in assets and liabilities: |  |
Accounts receivable, net | (744) | (3,195)
Prepaid expenses and other current assets | 521 | (708)
Other assets | (167) | (15)
Accounts payable | (655) | 986
Accrued and other current liabilities | 984 | 1,596
Net cash used in operating activities | (20,269) | (14,084)
Cash flows from investing activities: |  |
Purchases of property and equipment | (2,370) | (455)
Purchase of other assets | (50) | 0
Net cash used in investing activities | (2,420) | (455)
Cash flows from financing activities: |  |
Proceeds from exercise of stock options | 89 | 13
Proceeds from common stock issued under Employee Stock Purchase Plan | 390 | 142
Proceeds from exercise of common stock warrants | 32 | 18
Principal payment on capital lease obligations | (525) | (249)
Proceeds from Paycheck Protection Program loan | 0 | 2,865
Repayment of Paycheck Protection Program loan | 0 | (2,865)
Proceeds from the issuance of common stock in public offering, gross | 69,144 | 0
Net cash provided by (used in) financing activities | 64,683 | (97)
Net change in cash, cash equivalents and restricted cash | 41,994 | (14,636)
Cash, cash equivalents and restricted cash, beginning of period | 57,548 | 72,184
Cash, cash equivalents and restricted cash, end of period | 99,542 | 57,548
Supplemental disclosure of cash flow information: |  |
Cash paid for interest expense | 1,815 | 1,758
Supplemental disclosure of non-cash items: |  |
Equipment purchased under capital lease obligations | 1,111 | 260
Costs incurred, but not paid, in connection with capital expenditures | 685 | 553
Deferred offering costs included in accounts payable and accrued and other current liabilities | 0 | 40
Deferred offering costs reclassified to equity | 28 | 0
Public Offering |  |
Cash flows from financing activities: |  |
Payment of issuance costs related to public offering | (4,407) | 0
Other Offering |  |
Cash flows from financing activities: |  |
Payment of issuance costs related to public offering | $ (40) | $ (21)

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