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v3.23.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Operating activities: |  |
Net loss | $ (62,428) | $ (39,052)
Adjustments to reconcile net loss to cash used in operating activities: |  |
Acquired in-process research and development | 23,049 |
Depreciation and amortization | 118 | 72
Stock-based compensation | 4,841 | 4,410
Net unrealized loss on foreign currency transactions | 260 | 240
Amortization of term loan discount and issuance costs | 203 | 237
Amortization of investments, net | 127 | 314
Deferred revenue | 25,078 |
Changes in operating assets and liabilities: |  |
Accounts receivable | (2,838) |
Prepaid expenses and other current assets | (158) | 214
Accounts payable | 2,508 | (1,578)
Accrued expenses | 432 | 3,099
Right-of-use assets and lease liabilities, net | 75 | (37)
Net cash used in operating activities | (8,733) | (32,081)
Investing activities: |  |
Purchases of property and equipment | (279) | (57)
Purchases of short-term investments | (14,962) | (32,992)
Maturities of short-term investments | 33,225 | 60,455
Net cash provided by investing activities | 18,684 | 27,406
Financing activities: |  |
Principal repayments on note payable | (1,429) |
Proceeds from exercise of stock options | 0 | 891
Proceeds from ESPP purchases | 214 | 261
Net cash (used in) provided by financing activities | (1,215) | 31,061
Effect of exchange rate changes on cash and cash equivalents | 5 | (2)
Net increase in cash and cash equivalents | 8,741 | 26,384
Cash and cash equivalents at beginning of period | 50,366 | 23,982
Cash and cash equivalents at end of period | 59,107 | 50,366
Supplemental cash flow information: |  |
Cash paid for interest | 847 | 836
Right-of-use assets obtained in exchange for lease obligations | 0 | 1,759
Amounts included in accounts payable for purchases of property and equipment |  | 14
Bioniz |  |
Investing activities: |  |
Cash acquired in Bioniz acquisition | 700 |
Supplemental cash flow information: |  |
Fair value of Bioniz assets acquired | 23,049 |
Bioniz net liabilities assumed | 507 |
Issuance of common stock for Bioniz acquisition | $ (22,542) |
Follow-on Offering |  |
Financing activities: |  |
Proceeds from issuance of common stock from follow-on offering, net of issuance costs |  | $ 29,909

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