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CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Cash pledged as collateral | $ 1,625,999 | $ 1,581,775
Loans, pledged assets | $ 2,837,690 | $ 2,997,051
Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Preferred stock, shares authorized (in shares) | 85,150,000 | 75,950,000
Preferred stock, shares issued (in shares) | 81,900,000 | 73,400,000
Preferred stock, shares outstanding (in shares) | 81,900,000 | 73,400,000
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 2,914,850,000 | 1,924,050,000
Common stock, shares issued (in shares) | 1,437,964,466 | 1,313,763,450
Common stock, shares outstanding (in shares) | 1,437,964,466 | 1,313,763,450
Non-Agency Mortgage-backed Securities |  |
Pledged assets | $ 2,788 | $ 3,616
Agency mortgage-backed securities, at fair value |  |
Pledged assets | $ 111,087,358 | $ 87,193,316

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