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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating activities: |  |  |
Net (loss) income | $ (1,166,661) | $ 429,121 | $ (1,469,797)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: |  |  |
Depreciation and amortization | 17,808 | 14,527 | 10,874
Reduction in carrying amount of right-of-use assets | 8,475 | 8,643 | 8,072
Credit losses and sales allowances | 649 | 1,387 | 939
Deferred taxes | (774,586) | (568,949) | 131,493
Release of liabilities for unrecognized tax benefits | (1,265) | (506) | (360)
Share-based compensation expense | 77,124 | 69,571 | 63,619
Digital asset impairment losses (gains on sale), net | 1,789,862 | 115,851 | 1,286,286
Amortization of issuance costs on long-term debt | 15,336 | 8,808 | 8,694
Loss (gain) on debt extinguishment | 22,933 | (44,686) | 0
Changes in operating assets and liabilities: |  |  |
Accounts receivable | 5,688 | 10,307 | (5,292)
Prepaid expenses and other current assets | 3,804 | (11,358) | (6,342)
Deposits and other assets | (10,668) | (632) | (7,455)
Accounts payable and accrued expenses | 1,141 | (634) | (3,521)
Accrued compensation and employee benefits | (34,563) | (12,000) | (12,344)
Accrued interest | 4,193 | (1,336) | 1,336
Deferred revenue and advance payments | 1,049 | 2,362 | 14,839
Operating lease liabilities | (10,510) | (10,218) | (9,634)
Other long-term liabilities | (2,841) | 2,454 | (8,196)
Net cash (used in) provided by operating activities | (53,032) | 12,712 | 3,211
Investing activities: |  |  |
Purchases of digital assets | (22,072,759) | (1,902,299) | (287,921)
Proceeds from sale of digital assets | 0 | 0 | 11,817
Advance deposits on purchases of property and equipment | (10,500) | 0 | 0
Purchases of property and equipment | (2,978) | (2,938) | (2,486)
Net cash used in investing activities | (22,086,237) | (1,905,237) | (278,590)
Financing activities: |  |  |
Proceeds from convertible senior notes | 6,213,750 | 0 | 0
Payments to settle conversions and redemption of convertible senior notes | (398) | 0 | 0
Proceeds from secured term loan, net of lender fees | 0 | 0 | 204,693
Issuance costs paid for secured term loan, excluding lender fees | 0 | 0 | (107)
Repayments of secured debt and third-party extinguishment costs | (515,414) | (160,033) | 0
Proceeds from other long-term secured debt | 0 | 0 | 11,100
Issuance costs paid for other long-term secured debt | 0 | 0 | (270)
Principal payments of other long-term secured debt | (539) | (513) | (246)
Proceeds from sale of common stock under public offerings | 16,363,023 | 2,029,214 | 46,592
Issuance costs paid related to sale of common stock under public offerings | (33,166) | (9,141) | (358)
Proceeds from exercise of stock options | 184,287 | 30,518 | 1,393
Payment of withholding tax on vesting of restricted stock units | (2,173) | (4,114) | (2,082)
Net cash provided by financing activities | 22,132,641 | 1,889,886 | 265,188
Effect of foreign exchange rate changes on cash, cash equivalents, and restricted cash | (2,148) | 444 | (3,375)
Net decrease in cash, cash equivalents, and restricted cash | (8,776) | (2,195) | (13,566)
Cash, cash equivalents, and restricted cash, beginning of year | 48,673 | 50,868 | 64,434
Cash, cash equivalents, and restricted cash, end of year | 39,897 | 48,673 | 50,868
Supplemental disclosure of cash flow information: |  |  |
Cash paid during the year for interest | 44,571 | 41,229 | 43,448
Cash paid during the year for income taxes, net of tax refunds | 1,059 | 30,318 | 21,973
Convertible Senior Notes |  |  |
Financing activities: |  |  |
Issuance costs paid | (81,033) | 0 | 0
Employee Stock Purchase Plan |  |  |
Financing activities: |  |  |
Proceeds from sales under employee stock purchase plan | $ 4,304 | $ 3,955 | $ 4,473

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