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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($)
Cash Flows from Operating Activities: |  |
Net (loss) income | $ (88,719) | $ 50,799
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |
Net amortization | 5,612 | 8,607
Depreciation and amortization expense related to operating real estate | 35,586 | 1,923
Realized gains, net | (3,806) | (7,058)
Unrealized losses (gains), net | 83,659 | (26,166)
Gain on sale of real estate held for sale | (370) | 0
Loss on extinguishment of mortgages payable on real estate | 603 | 0
Income from preferred equity, mezzanine loan and equity investments | (10,506) | (8,371)
Distributions of income from preferred equity, mezzanine loan and equity investments | 19,936 | 7,549
Stock based compensation expense, net | 1,352 | 994
Changes in operating assets and liabilities | (5,165) | (3,134)
Net cash provided by operating activities | 38,182 | 25,143
Cash Flows from Investing Activities: |  |
Proceeds from sales of investment securities | 24,374 | 111,628
Principal paydowns received on investment securities | 21,303 | 21,682
Purchases of investment securities | 0 | (5,926)
Principal repayments received on preferred equity and mezzanine loan investments | 9,200 | 11,875
Return of capital from equity investments | 24,250 | 0
Funding of preferred equity, mezzanine loan and equity investments | (19,191) | (161)
Funding of joint venture investments in Consolidated VIEs | (120,520) | (10,250)
Proceeds from sale of real estate owned | 681 | 1,637
Cash received from initial consolidation of VIEs | 5,423 | 1,751
Net proceeds from sale of real estate held for sale | 51,109 | 0
Purchases of and capital expenditures on real estate | (103,122) | (827)
Purchases of other assets | (15) | (18)
Net cash used in investing activities | (576,855) | (28,509)
Cash Flows from Financing Activities: |  |
Net proceeds received from repurchase agreements | 372,281 | 130,748
Proceeds from issuance of collateralized debt obligations, net | 508,819 | 0
Repayment of convertible notes | (138,000) | 0
Dividends paid on common stock and dividend equivalents | (38,124) | (37,808)
Dividends paid on preferred stock | (9,924) | (10,297)
Distributions to non-controlling interest in Consolidated VIEs | (900) | (3)
Payments made on and extinguishment of collateralized debt obligations | (48,664) | (35,834)
Payments made on Consolidated SLST CDOs | (33,717) | (27,299)
Net payments made on mortgages payable on real estate | (6,947) | 0
Net cash provided by financing activities | 604,824 | 19,507
Net Increase in Cash, Cash Equivalents and Restricted Cash | 66,151 | 16,141
Cash, Cash Equivalents and Restricted Cash - Beginning of Period | 337,861 | 304,490
Cash, Cash Equivalents and Restricted Cash - End of Period | 404,012 | 320,631
Supplemental Disclosure: |  |
Cash paid for interest | 25,972 | 19,304
Cash paid for income taxes | 1 | 2
Non-Cash Investment Activities: |  |
Consolidation of real estate held in Consolidated VIEs | 462,216 | 31,463
Consolidation of mortgages payable on real estate held in Consolidated VIEs | 361,735 | 25,774
Transfer from residential loans to real estate owned | 879 | 1,684
Non-Cash Financing Activities: |  |
Dividends declared on stock to be paid in subsequent period | 49,007 |
Cash, Cash Equivalents and Restricted Cash Reconciliation: |  |
Cash and cash equivalents | 303,762 | 290,977
Restricted cash included in other assets | 100,250 | 29,654
Total cash, cash equivalents, and restricted cash | 404,012 | 320,631
Common Stock |  |
Non-Cash Financing Activities: |  |
Dividends declared on stock to be paid in subsequent period | 38,514 | 38,035
Preferred Stock |  |
Non-Cash Financing Activities: |  |
Dividends declared on stock to be paid in subsequent period | 10,493 | 10,297
Residential loans |  |
Cash Flows from Investing Activities: |  |
Principal repayments received on residential loans | 322,113 | 180,750
Proceeds from sales of residential loans | 320 | 6,633
Purchases of residential loans | $ (792,780) | $ (347,283)

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition Cash inflow related to a loan origination (the process when securing a mortgage for a piece of real property), lease origination, and principal collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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