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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Operating activities: |  |
Net income (loss) | $ 483,436 | $ (1,193,049)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 6,661 | 4,767
Reduction in carrying amount of right-of-use assets | 4,320 | 3,990
Credit losses and sales allowances | 438 | 606
Deferred taxes | (530,628) | 76,109
Release of liabilities for unrecognized tax benefits | (102) | 0
Share-based compensation expense | 33,049 | 29,688
Digital asset impairment losses | 43,054 | 1,087,929
Amortization of issuance costs on long-term debt | 4,400 | 4,297
Gain on debt extinguishment | (44,686) | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | 17,737 | 9,281
Prepaid expenses and other current assets | 4,861 | (7,077)
Deposits and other assets | 1,189 | (6,578)
Accounts payable and accrued expenses | (9,400) | (10,216)
Accrued compensation and employee benefits | (15,559) | (9,802)
Accrued interest | (1,336) | 776
Deferred revenue and advance payments | 26,952 | 36,945
Operating lease liabilities | (5,233) | (4,835)
Other long-term liabilities | (228) | 32
Net cash provided by operating activities | 18,925 | 22,863
Investing activities: |  |
Purchases of digital assets | (526,278) | (225,500)
Purchases of property and equipment | (1,138) | (1,519)
Net cash used in investing activities | (527,416) | (227,019)
Financing activities: |  |
Proceeds from secured term loan, net of lender fees | 0 | 204,693
Issuance costs paid for secured term loan, excluding lender fees | 0 | (107)
Repayments of secured term loan and third-party extinguishment costs | (160,033) | 0
Proceeds from other long-term secured debt | 0 | 11,100
Issuance costs paid for other long-term secured debt | 0 | (174)
Repayments of other long-term secured debt | (254) | 0
Proceeds from sale of common stock under public offerings | 676,068 | 0
Issuance costs paid related to sale of common stock under public offerings | (3,628) | 0
Proceeds from exercise of stock options | 12,104 | 711
Payment of withholding tax on vesting of restricted stock units | (726) | (541)
Net cash provided by financing activities | 525,911 | 218,487
Effect of foreign exchange rate changes on cash, cash equivalents, and restricted cash | (235) | (3,224)
Net (decrease) increase in cash, cash equivalents, and restricted cash | 17,185 | 11,107
Cash, cash equivalents, and restricted cash, beginning of period | 50,868 | 64,434
Cash, cash equivalents, and restricted cash, end of period | 68,053 | 75,541
Employee Stock Purchase Plan |  |
Financing activities: |  |
Proceeds from sales under employee stock purchase plan | $ 2,380 | $ 2,805

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