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v3.24.3

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Cash flows from operating activities: |  |
Net loss | $ (124,140) | $ (96,399)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation expense | 311 | 321
Stock-based compensation expense | 32,785 | 19,131
Non-cash operating lease expense | 690 | 619
Amortization of premiums and discounts on marketable securities, net | (3,620) | 47
Non-cash collaboration and license agreement expense | 2,500 | 0
Changes in operating assets and liabilities: |  |
Prepaid expenses and other current assets | 564 | 8,109
Accounts payable | 9,195 | (7,556)
Accrued expenses | 8,005 | (8,871)
Operating lease liabilities | (835) | (744)
Deferred revenue | (1,090) | (1,932)
Net cash used in operating activities | (75,635) | (87,275)
Cash flows from investing activities: |  |
Purchases of marketable securities | (302,101) | 0
Maturities of marketable securities | 64,525 | 39,000
Net cash (used in) provided by investing activities | (237,576) | 39,000
Cash flows from financing activities: |  |
Payments of tax withholdings related to vesting of restricted stock units | (151) | (132)
Proceeds from exercise of stock options and employee stock purchase plan purchases | 659 | 310
Net cash provided by financing activities | 400,556 | 87,745
Increase in cash, cash equivalents and restricted cash | 87,345 | 39,470
Cash, cash equivalents and restricted cash, beginning of period | 81,716 | 62,031
Cash, cash equivalents and restricted cash, end of period | 169,061 | 101,501
Reconciliation of cash, cash equivalents and restricted cash: |  |
Cash and cash equivalents | 168,645 | 101,085
Restricted cash | 416 | 416
Total cash, cash equivalents and restricted cash | 169,061 | 101,501
Supplemental disclosures of non-cash activities: |  |
Issuance costs from at-the-market offering included in accrued expenses | 36 | 0
Offering costs from follow-on offering included in accounts payable | 0 | 184
Purchases of property and equipment included in accounts payable | 0 | 50
Follow-On Offering |  |
Cash flows from financing activities: |  |
Proceeds from stock offerings, net of issuance costs | 377,636 | 63,439
License And Collaboration Agreement |  |
Cash flows from financing activities: |  |
Proceeds from stock offerings, net of issuance costs | 14,765 | 0
At-The-Market Offering |  |
Cash flows from financing activities: |  |
Proceeds from stock offerings, net of issuance costs | $ 7,647 | $ 24,128

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