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v3.21.1

Statements Of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Cash flows from operating activities: |  |
Net loss | $ (6,334) | $ (4,631)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Non-cash stock-based compensation | 988 | 1,296
Depreciation and amortization | 22 | 58
Gain on sale of property and equipment | (346) |
Changes in operating assets and liabilities: |  |
Other current assets | (220) | (23)
Operating lease right-of-use assets and liabilities | (2) |
Accounts payable | 458 | 159
Accrued development expense | (58) | 621
Accrued compensation and benefits | 25 | (3)
Other current liabilities | 85 | 9
Net cash used in operating activities | (5,382) | (2,514)
Cash flows from investing activities: |  |
Purchases of property and equipment |  | (18)
Proceeds from sale of property and equipment | 360 |
Net cash provided by (used in) investing activities | 360 | (18)
Cash flows from financing activities: |  |
Issuance costs from 2018 sale of common stock and warrants |  | (60)
Proceeds from exercise of stock options | 256 |
Proceeds from exercise of common stock warrants | 4,940 | 5,866
Proceeds from follow-on public offering, net of issuance costs | 70,251 |
Net cash provided by financing activities | 75,447 | 5,806
Net increase in cash and cash equivalents | 70,425 | 3,274
Cash and cash equivalents at beginning of period | 23,081 | 19,807
Cash and cash equivalents at end of period | $ 93,506 | $ 23,081

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