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CONDENSED CONSOLIDATED BALANCE SHEETS - (Parenthetical) - USD ($) | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Preferred stock, shares authorized (in shares) |  |  | 30,900,000
Common stock, par value (in usd per share) |  | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) |  | 800,000,000 | 800,000,000
Common stock, shares, issued (in shares) |  | 379,286,475 | 377,744,476
Common stock, shares outstanding (in shares) |  | 379,286,475 | 377,744,476
Assets | [1] | $ 4,912,809,000 | $ 4,655,587,000
Liabilities | [1] | $ 2,550,390,000 | $ 2,348,014,000
Preferred Stock, Series Shares |  |  |
Preferred stock, par value (in usd per share) |  | $ 0.01 | $ 0.01
Preferred stock, shares authorized (in shares) |  | 32,050,000 | 30,900,000
Preferred stock, shares issued (in shares) |  | 22,441,081 | 20,872,888
Preferred stock, shares outstanding (in shares) |  | 22,441,081 | 20,872,888
Preferred Stock, aggregate liquidation preference |  | $ 561,027,000 | $ 521,822,000
VIE, Primary Beneficiary |  |  |
Assets |  | 2,217,348,000 | 2,150,984,000
Liabilities |  | 1,793,066,000 | 1,667,306,000
Residential Collateralized Debt Obligations, at Fair Value |  |  |
Collateralized debt, carrying value |  | 904,976,000 | 1,054,335,000
Residential Collateralized Debt Obligations, at Fair Value | VIE, Primary Beneficiary |  |  |
Collateralized debt, carrying value |  | 904,976,000 | 1,054,335,000
Residential collateralized debt obligations |  |  |
Collateralized debt, carrying value |  | 710,102,000 | 569,323,000
Residential collateralized debt obligations | VIE, Primary Beneficiary |  |  |
Collateralized debt, carrying value |  | $ 710,102,000 | $ 569,323,000
[1] | Our condensed consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs") as the Company is the primary beneficiary of these VIEs. As of September 30, 2021 and December 31, 2020, assets of consolidated VIEs totaled $2,217,348 and $2,150,984, respectively, and the liabilities of consolidated VIEs totaled $1,793,066 and $1,667,306, respectively. See Note 7 for further discussion.

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