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v3.25.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating activities: |  |  |
Net income (loss) | $ 52,549 | $ (190,284) | $ (76,613)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |
Stock-based compensation | 66,406 | 49,086 | 46,553
Asset impairments and write-downs | 0 | 1,000 | 840
Depreciation and amortization | 14,194 | 14,386 | 11,595
Amortization of right-of-use assets | 5,563 | 5,438 | 4,412
Unrealized loss on long-term marketable equity securities | 0 | 0 | 1,181
Realized gain on sale of long-term marketable equity securities, net | 0 | (284) | 0
Loss on disposal of asset | 91 | 44 | 0
Gain on settlement of obligation and recovery of written-off investment | 0 | (2,109) | 0
Revaluation of common stock warrant liability to estimated fair value | 0 | (10) | (107)
Revaluation of contingent consideration to estimated fair value | 931 | 2,677 | 727
Amortization of premium and accretion of discount on short-term marketable securities, net | 621 | (4,927) | 390
Changes in operating assets and liabilities: |  |  |
Accounts receivable | (13,741) | 16,016 | (6,660)
Inventory | (1,018) | 54 | (2,859)
Prepaid and other assets | 606 | 1,767 | (1,049)
Accounts payable | (5,110) | 2,904 | (2,054)
Accrued compensation | 18,667 | 2,655 | (9,251)
Accrued and other liabilities | (95,661) | 89,608 | 11,327
Accrued royalties | 0 | (1,557) | 0
Operating lease liabilities, net | (5,863) | (5,418) | (3,456)
Change in deferred taxes | (187) | 566 | (215)
Net cash provided by (used in) operating activities | 38,048 | (18,388) | (25,239)
Investing activities: |  |  |
Maturities of short-term marketable securities | 166,921 | 256,038 | 111,587
Purchases of short-term marketable securities | (160,286) | (201,165) | (315,145)
Purchase of corporate equity securities | (634) | (965) | 0
Proceeds from sale of equity securities | 0 | 2,460 | 0
Additions of capital expenditures | (6,484) | (8,344) | (21,234)
Acquisition of intangible assets | 0 | (896) | (3,100)
Acquisition of business, net of cash acquired | 0 | (6,682) | (610)
Net cash (used in) provided by investing activities | (483) | 40,446 | (228,502)
Financing activities: |  |  |
Payment of contingent consideration | (5,325) | (625) | (2,625)
Repurchase and retirement of common stock | (522) | (27,541) | (642)
Proceeds from exercise of warrants | 0 | 4 | 0
Proceeds from exercise of stock options | 8,936 | 120 | 2,435
Proceeds from issuance of common stock under employee stock purchase plan | 1,397 | 1,495 | 2,230
Taxes paid related to net share settlement of restricted stock units | (10,092) | (3,059) | (5,933)
Net cash used in financing activities | (5,606) | (29,606) | (4,535)
Effect of exchange rate changes on cash and cash equivalents | 532 | (112) | 23
Net increase (decrease) in cash, cash equivalents and restricted cash | 32,491 | (7,660) | (258,253)
Cash, cash equivalents, and restricted cash at beginning of period | 82,783 | 90,443 | 348,696
Cash, cash equivalents, and restricted cash at end of period | 115,274 | 82,783 | 90,443
Supplemental disclosures of cash information |  |  |
Cash paid for interest | 0 | 0 | 8
Cash paid for income taxes | 317 | 738 | 392
Supplemental disclosures of cash flow information |  |  |
Shares issued in lieu of payment | 174 | 216 | 319
Operating lease right-of-use assets | 195 | 607 | 22,267
Purchases of capital expenditures in accounts payable and accrued liabilities | 633 | 647 | 1,423
Employee stock purchase plan shares included in accrued compensation | 975 | 556 | 686
Contingent consideration | $ 0 | $ 3,499 | $ 0

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