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Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Assets |  |
Amortized cost of fixed maturity securities valuation allowances | $ 113 | $ 184
Amortized Cost | 300,623 | 300,555
Mortgage loans valuation allowances | 814 | 721
Real estate and real estate joint ventures - FVO | 12,992 | 13,332
Other Invested Assets - Leveraged and Direct Financing Leases | 1,843 | 1,993
Other invested assets, at estimated fair value (2) | 18,097 | 18,202
Liabilities |  |
Long-term debt (includes $26 and $0, respectively, relating to variable interest entities) | $ 15,972 | $ 15,548
MetLife, Inc.’s stockholders’ equity: |  |
Preferred stock, par value | $ 0.01 | $ 0.01
Preferred stock, Liquidation Preference, Value | $ 3,905 | $ 3,905
Common stock, par value | $ 0.01 | $ 0.01
Common stock, shares authorized | 3,000,000,000 | 3,000,000,000
Common stock, shares issued | 1,193,562,132 | 1,191,823,651
Common stock, shares outstanding | 715,661,353 | 730,821,111
Treasury stock, shares | 477,900,779 | 461,002,540
Residential mortgage loans - FVO |  |
Assets |  |
Real estate and real estate joint ventures - FVO | $ 328 | $ 317
Variable interest entities |  |
Assets |  |
Other invested assets, at estimated fair value (2) | 432 | 333
Liabilities |  |
Long-term debt (includes $26 and $0, respectively, relating to variable interest entities) | $ 26 | $ 0

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