v3.25.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Cash flows from operating activities: |  |
Net loss | $ (35,478) | $ (31,476)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation expense | 39 | 9
Accretion of discount on available-for-sale securities | (158) | (131)
Stock based compensation expense | 3,095 | 3,284
Changes in operating assets and liabilities: |  |
Prepaid expenses and other assets | (1,373) | (849)
Accounts payable | 3,021 | 271
Accrued liabilities | 109 | 186
Net cash used in operating activities | (30,745) | (28,706)
Cash flows from investing activities: |  |
Purchase of available-for-sale securities | (35,956) | (9,965)
Proceeds from maturity of available-for-sale securities |  | 10,100
Purchase of property and equipment | (37) | (88)
Net cash (used in) provided by investing activities | (35,993) | 47
Cash flows from financing activities: |  |
Proceeds from issuance of common stock and pre-funded warrants | 53,000 | 25,000
Payment of issuance costs associated with financing | (1,121) | (272)
Proceeds from exercise of employee stock options and issuance of common stock under ESPP | 14 | 16
Taxes paid related to net share settlement of equity awards | (35) | (60)
Settlement of fractional shares paid in cash | (1) |
Net cash provided by financing activities | 51,857 | 24,684
Net decrease in cash and cash equivalents | (14,881) | (3,975)
Cash and cash equivalents - beginning of year | 37,125 | 41,100
Cash and cash equivalents - end of year | 22,244 | 37,125
Supplemental disclosure of non-cash investing and financing activities |  |
Unpaid issuance costs recorded in accounts payable and accrued liabilities | $ 2,316 |
Purchase of property and equipment recorded in accrued liabilities |  | $ 30

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + Details
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- Definition Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481830/320-10-45-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-11 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-12 + Details
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