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v3.24.3

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Cash flows used in operating activities: |  |  |  |
Net income (loss) | $ 76,971 | $ (9,906) | $ 8,433 | $ (86,438)
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |  |  |
Gain on lease termination |  |  | (10) |
Amortization of operating lease asset |  |  | 271 | 280
Accretion on investment discounts |  |  | (1,916) | (579)
Stock-based compensation | 1,783 | 1,734 | 6,540 | 4,835
Change in fair value of warrant liabilities and fair value of financial instruments issued in excess of proceeds | (96,439) | (443) | (51,829) | 55,738
Changes in operating assets and liabilities: |  |  |  |
Prepaid expenses and other assets |  |  | 1,685 | (356)
Accounts payable, accrued expenses and other liabilities |  |  | 8,791 | (3,609)
Operating lease liabilities |  |  | (249) | (267)
Net cash used in operating activities |  |  | (28,284) | (30,396)
Cash flows from investing activities: |  |  |  |
Purchase of available-for-sale short-term investments |  |  | (83,350) | (60,363)
Proceeds from maturities of available-for-sale short-term investments |  |  | 60,418 | 5,000
Net cash used in investing activities |  |  | (22,932) | (55,363)
Cash flows from financing activities: |  |  |  |
Proceeds from issuances of common stock and pre-funded warrants, net |  |  | 53,355 | 33,017
Net cash provided by financing activities |  |  | 53,355 | 33,017
Net change in cash and cash equivalents |  |  | 2,139 | (52,742)
Cash and cash equivalents at beginning of period |  |  | 4,612 | 56,409
Cash and cash equivalents at end of period | $ 6,751 | $ 3,667 | 6,751 | 3,667
Noncash activities: |  |  |  |
Common stock exchanged for X and X1 non-voting convertible preferred stock |  |  |  | $ 1
Unrealized gain on available-for-sale securities |  |  | 102 |
Increase in operating lease asset and liability due to new lease |  |  | 377 |
Settlement of warrant liability into common stock due to exercise |  |  | $ 420 |

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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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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration