| | | | | | | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | Gross | Gross | |
| | | | | | | | | | unrealized | unrealized | Fair |
| (in millions) | | Cost | gains | losses | value |
| | | | | | | | | | | | |
| December 31, 2013 | | | | | |
| | | | | | | | | | | | |
| Available-for-sale securities: | | | | | |
| | Securities of U.S. Treasury and federal agencies | $ | 6,592 | 17 | (329) | 6,280 |
| | Securities of U.S. states and political subdivisions | | 42,171 | 1,092 | (727) | 42,536 |
| | Mortgage-backed securities: | | | | | |
| | | Federal agencies | | 119,303 | 1,902 | (3,614) | 117,591 |
| | | Residential | | 11,060 | 1,433 | (40) | 12,453 |
| | | Commercial | | 17,689 | 1,173 | (115) | 18,747 |
| | | | Total mortgage-backed securities | | 148,052 | 4,508 | (3,769) | 148,791 |
| | Corporate debt securities | | 20,391 | 976 | (140) | 21,227 |
| | Collateralized loan and other debt obligations (1) | | 19,610 | 642 | (93) | 20,159 |
| | Other (2) | | 9,232 | 426 | (29) | 9,629 |
| | | | | Total debt securities | | 246,048 | 7,661 | (5,087) | 248,622 |
| | Marketable equity securities: | | | | | |
| | | Perpetual preferred securities | | 1,703 | 222 | (60) | 1,865 |
| | | Other marketable equity securities | | 336 | 1,188 | (4) | 1,520 |
| | | | | Total marketable equity securities | | 2,039 | 1,410 | (64) | 3,385 |
| | | | | | Total available-for-sale securities | | 248,087 | 9,071 | (5,151) | 252,007 |
| Held-to-maturity securities: | | | | | |
| | Federal agency mortgage-backed securities | | 6,304 | - | (99) | 6,205 |
| | Other (2) | | 6,042 | - | - | 6,042 |
| | | | | | Total held-to-maturity securities | | 12,346 | - | (99) | 12,247 |
| | | | | | | Total (3) | $ | 260,433 | 9,071 | (5,250) | 264,254 |
| | | | | | | | | | | | |
| December 31, 2012 | | | | | |
| | | | | | | | | | | | |
| Available-for-sale securities: | | | | | |
| | Securities of U.S. Treasury and federal agencies | $ | 7,099 | 47 | - | 7,146 |
| | Securities of U.S. states and political subdivisions | | 37,120 | 2,000 | (444) | 38,676 |
| | Mortgage-backed securities: | | | | | |
| | | Federal agencies | | 92,855 | 4,434 | (4) | 97,285 |
| | | Residential | | 14,178 | 1,802 | (49) | 15,931 |
| | | Commercial | | 18,438 | 1,798 | (268) | 19,968 |
| | | | Total mortgage-backed securities | | 125,471 | 8,034 | (321) | 133,184 |
| | Corporate debt securities | | 20,120 | 1,282 | (69) | 21,333 |
| | Collateralized loan and other debt obligations (1) | | 12,726 | 557 | (95) | 13,188 |
| | Other (2) | | 18,410 | 553 | (76) | 18,887 |
| | | | | Total debt securities | | 220,946 | 12,473 | (1,005) | 232,414 |
| | Marketable equity securities: | | | | | |
| | | Perpetual preferred securities | | 1,935 | 281 | (40) | 2,176 |
| | | Other marketable equity securities | | 402 | 216 | (9) | 609 |
| | | | | Total marketable equity securities | | 2,337 | 497 | (49) | 2,785 |
| | | | | | | Total (3) | $ | 223,283 | 12,970 | (1,054) | 235,199 |
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