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v3.23.2

Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Cash flows from operating activities: |  |
Net loss | $ (162,696) | $ (128,248)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation expense | 22,223 | 15,421
Depreciation and amortization expense | 250 | 217
Amortization of debt issuance costs and discount | 987 | 178
Changes in operating assets and liabilities: |  |
Prepaid expenses and other current assets | (582) | (1,442)
Accounts payable | (6,297) | (10,086)
Accrued expense | (9,700) | 16,788
Accrued interest, net of interest received on maturity of investments | (3,562) | (101)
Net cash used in operating activities | (159,377) | (107,273)
Cash flows from investing activities: |  |
Purchases of marketable securities | (290,696) | (116,496)
Sales and maturities of marketable securities | 100,204 | 191,813
Purchases of property and equipment, net of disposals | (104) | (155)
Net cash provided by (used in) investing activities | (190,596) | 75,162
Cash flows from financing activities: |  |
Proceeds from issuances of stock, excluding related parties, net of transaction costs | 21,754 | 0
Proceeds from the sale of related party stock and exercise of common stock options, net of transaction costs | 24,154 | 0
Proceeds from issuance of loan payable | 50,000 | 50,000
Payment of debt issuance costs | (288) | (886)
Net cash provided by financing activities | 95,620 | 49,114
Net increase (decrease) in cash and cash equivalents | (254,353) | 17,003
Cash and cash equivalents at beginning of period | 331,549 | 36,269
Cash and cash equivalents at end of period | 77,196 | 53,272
Supplemental disclosure of cash flow information: |  |
Obtaining a right-of-use asset in exchange for a lease liability | $ 0 | $ 583

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