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v3.21.2

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Cash flows from operating activities: |  |
Net loss | $ (20,672) | $ (2,709)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Share-based compensation | 1,639 | 1,090
Depreciation and amortization | 47 | 46
Accretion on marketable securities | 1,925 | 172
Changes in operating assets and liabilities: |  |
Prepaid and other current assets | (1,199) | (174)
Other assets | 252 | 387
Accounts payable, accrued liabilities and other liabilities | 367 | (2,068)
Net cash used in operating activities | (17,641) | (3,256)
Cash flows from investing activities: |  |
Purchase of marketable securities | (137,329) | (21,819)
Sale of marketable securities | 66,035 | 13,646
Purchase of property and equipment | (60) | (14)
Net cash used in investing activities | (71,354) | (8,187)
Cash flows from financing activities: |  |
Proceeds from exercise of options | 24 | 0
Tax withholding payments on net share settlement equity awards | (248) | (148)
Net proceeds from issuance of common stock | 85,479 | 18,715
Net cash provided by financing activities | 85,255 | 18,567
Net (decrease) increase in cash and cash equivalents | (3,740) | 7,124
Cash and cash equivalents at beginning of period | 16,512 | 14,032
Cash and cash equivalents at end of period | $ 12,772 | $ 21,156

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