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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Cash Flows From Operating Activities: |  |  |
Net Income (Loss) |  | $ 275,568 | $ (636,142)
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |  |
Amortization of premiums, discounts, and securities issuance costs, net |  | 300 | 6,213
Depreciation and amortization of non-financial assets |  | 12,674 | 13,166
Originations of held-for-sale loans |  | (960,419) | (654,820)
Purchases of held-for-sale loans |  | (9,902,028) | (2,893,246)
Proceeds from sales of held-for-sale loans |  | 6,948,264 | 3,224,526
Principal payments on held-for-sale loans |  | 49,619 | 53,677
Net settlements of derivatives |  | 27,412 | (187,130)
Non-cash equity award compensation expense |  | 14,758 | 11,146
Goodwill impairment expense |  | 0 | 88,675
Market valuation adjustments |  | (292,056) | 606,764
Realized gains, net |  | (17,803) | (30,419)
Net change in: |  |  |
Accrued interest receivable and other assets |  | (9,680) | 304,147
Accrued interest payable and accrued expenses and other liabilities |  | 73,120 | (82,489)
Net cash used in operating activities |  | (3,780,271) | (175,932)
Cash Flows From Investing Activities: |  |  |
Originations of loan investments |  | (557,327) | (327,494)
Purchases of loan investments |  | (35,713) | 0
Proceeds from sales of loan investments |  | 9,484 | 1,574,160
Principal payments on loan investments |  | 1,950,151 | 1,652,418
Purchases of real estate securities |  | (29,342) | (106,422)
Sales of securities held in consolidated securitization trusts |  | 8,197 | 142,990
Proceeds from sales of real estate securities |  | 37,500 | 634,709
Principal payments on real estate securities |  | 46,904 | 19,446
Purchases of servicer advance investments |  | 0 | (179,419)
Principal repayments from servicer advance investments |  | 58,248 | 83,124
Purchases of home equity investment contracts |  | (109,174) | (986)
Other investing activities, net |  | (15,915) | 22,019
Net cash provided by investing activities |  | 1,363,013 | 3,514,545
Cash Flows From Financing Activities: |  |  |
Proceeds from borrowings on short-term debt |  | 9,847,178 | 3,981,572
Repayments on short-term debt |  | (8,443,664) | (5,828,972)
Proceeds from issuance of asset-backed securities |  | 2,822,785 | 1,343,845
Repayments on asset-backed securities issued |  | (1,549,766) | (1,037,546)
Proceeds from borrowings on long-term debt |  | 948,674 | 1,251,850
Repayments on long-term debt |  | (1,055,475) | (2,640,007)
Net settlements of derivatives |  | 0 | (84,336)
Net proceeds from issuance of common stock |  | 20,248 | 5,791
Net payments on repurchase of common stock |  | 0 | (21,659)
Taxes paid on equity award distributions |  | (957) | (3,009)
Dividends paid |  | (64,212) | (67,821)
Other financing activities, net |  | (6,297) | (4,876)
Net cash provided by (used in) financing activities |  | 2,518,514 | (3,105,168)
Net increase in cash, cash equivalents and restricted cash |  | 101,256 | 233,445
Cash, cash equivalents and restricted cash at beginning of period | [1] | 544,450 | 290,833
Cash, cash equivalents, and restricted cash at end of period | [1] | 645,706 | 524,278
Cash paid during the period for: |  |  |
Interest |  | 298,507 | 364,875
Taxes |  | 28,092 | 218
Supplemental Noncash Information: |  |  |
Real estate securities retained from loan securitizations |  | 9,375 | 46,560
Retention of mortgage servicing rights from loan securitizations and sales |  | 7,065 | 0
Deconsolidation of multifamily loans held in securitization trusts |  | 0 | (3,849,779)
Deconsolidation of multifamily ABS |  | 0 | (3,706,789)
Transfers from loans held-for-sale to loans held-for-investment |  | 3,005,041 | 770,754
Transfers from loans held-for-investment to loans held-for-sale |  | 44,922 | 0
Transfers from residential loans to real estate owned |  | 21,655 | 12,547
Transfers from long-term debt to short-term debt |  | 93,150 | 0
Right-of-use asset obtained in exchange for operating lease liability |  | 1,135 | 5,362
Reduction in operating lease liability due to lease modification |  | 0 | 1,466
Issuance of common stock for 5 Arches acquisition |  | $ 13,375 | $ 3,375
[1] | Cash, cash equivalents, and restricted cash at September 30, 2021 includes cash and cash equivalents of $557 million and restricted cash of $89 million, and at December 31, 2020 includes cash and cash equivalents of $461 million and restricted cash of $83 million.

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