Quarterly report [Sections 13 or 15(d)]

Fair Value Measurements - Level 3 Reconciliation (Details)

v3.25.3
Fair Value Measurements - Level 3 Reconciliation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI $ (10) $ 20 $ 54 $ (40)  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]          
Balance, beginning (1,187) (2,366) (1,961) (2,494)  
Total realized and unrealized gains (losses) included in Net Income (92) 409 892 915  
Gains (losses) in OCI 0 0 0 0  
Purchases 163 264 915 758  
Sales (389) (413) (1,313) (992)  
Issuances 0 0 0 0  
Settlements 4 (148) 28 (683)  
Gross Transfers into Level 3  18 (86) (254) (385)  
Gross Transfers out of Level 3  523 181 733 722  
Balance, ending (960) (2,159) (960) (2,159)  
Change in unrealized gains (losses) in net income related to financial instruments still held $ (105) $ 562 $ 247 $ (318)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities  
Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities Other income (loss), Market making and similar activities  
Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments  
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments Net change in debt securities, Net change in foreign currency translation adjustments, Net change in debit valuation adjustments  
Gains (losses) in OCI $ (10) $ 20 $ 54 $ (40)  
Derivative assets 303,100   303,100   $ 308,100
Derivative liabilities 303,500   303,500   305,700
Level 3 | Recurring          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Derivative assets 4,349 3,700 4,349 3,700 3,562
Derivative liabilities 5,309 5,800 5,309 5,800 $ 5,523
Trading account liabilities – Equity securities          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning (7) (11) (10) (12)  
Total realized and unrealized gains (losses) included in Net Income 0 6 1 8  
Gains (losses) in OCI 0 0 0 0  
Purchases 0 0 3 0  
Sales 0 0 0 (4)  
Issuances 0 0 0 0  
Settlements 0 1 0 7  
Gross Transfers into Level 3  0 (4) (3) (18)  
Gross Transfers out of Level 3  1 0 3 11  
Balance, ending (6) (8) (6) (8)  
Change in unrealized gains (losses) in net income related to financial instruments still held 0 6 (1) 5  
Trading account liabilities – Corporate securities and other          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning (90) (72) (110) (39)  
Total realized and unrealized gains (losses) included in Net Income 10 (10) 28 (28)  
Gains (losses) in OCI 0 0 0 0  
Purchases (1) (1) 6 (4)  
Sales 0 (1) (15) (14)  
Issuances (1) 0 (1) (2)  
Settlements 0 14 21 23  
Gross Transfers into Level 3  (6) (1) (18) (7)  
Gross Transfers out of Level 3  0 0 1 0  
Balance, ending (88) (71) (88) (71)  
Change in unrealized gains (losses) in net income related to financial instruments still held 5 (12) 19 (31)  
Short-term borrowings          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 0 (8) 0 (10)  
Total realized and unrealized gains (losses) included in Net Income (7) 1 (7) 1  
Gains (losses) in OCI 0 0 0 0  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 0 0 0 (9)  
Settlements 1 7 1 18  
Gross Transfers into Level 3  0 0 0 0  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending (6) 0 (6) 0  
Change in unrealized gains (losses) in net income related to financial instruments still held (7) 1 (7) 1  
Accrued expenses and other liabilities          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning (6) (8) (89) (21)  
Total realized and unrealized gains (losses) included in Net Income (18) (3) (80) (12)  
Gains (losses) in OCI 0 0 0 0  
Purchases 15 0 161 22  
Sales 0 0 0 0  
Issuances 0 0 0 0  
Settlements 0 1 (1) 1  
Gross Transfers into Level 3  0 0 0 0  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending (9) (10) (9) (10)  
Change in unrealized gains (losses) in net income related to financial instruments still held (18) (3) (27) (9)  
Long-term debt          
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning (471) (588) (553) (614)  
Total realized and unrealized gains (losses) included in Net Income 17 4 (39) 35  
Gains (losses) in OCI (13) (2) (1) (19)  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 0 0 0 0  
Settlements 5 7 131 20  
Gross Transfers into Level 3  0 0 0 (1)  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending (462) (579) (462) (579)  
Change in unrealized gains (losses) in net income related to financial instruments still held 17 4 (22) 36  
Total trading account assets          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 3,723 3,343 3,510 3,489  
Total realized and unrealized gains (losses) included in Net Income (25) 55 259 67  
Gains (losses) in OCI 6 5 31 (32)  
Purchases 591 326 1,855 966  
Sales (335) (288) (1,206) (929)  
Issuances 17 21 40 44  
Settlements (396) (298) (1,310) (876)  
Gross Transfers into Level 3  221 348 1,009 1,038  
Gross Transfers out of Level 3  (289) (86) (675) (341)  
Balance, ending 3,513 3,426 3,513 3,426  
Change in unrealized gains (losses) in net income related to financial instruments still held (78) 4 (19) (76)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 6 5 31 (32)  
Corporate securities, trading loans and other          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 2,152 1,816 1,814 1,689  
Total realized and unrealized gains (losses) included in Net Income 7 80 196 104  
Gains (losses) in OCI 2 0 4 (3)  
Purchases 447 210 1,464 501  
Sales (238) (194) (909) (322)  
Issuances 17 21 40 44  
Settlements (365) (282) (901) (748)  
Gross Transfers into Level 3  91 166 567 681  
Gross Transfers out of Level 3  (158) (17) (320) (146)  
Balance, ending 1,955 1,800 1,955 1,800  
Change in unrealized gains (losses) in net income related to financial instruments still held (29) 29 (42) (11)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 2 0 4 (3)  
Equity securities          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 402 231 374 187  
Total realized and unrealized gains (losses) included in Net Income (15) 2 33 8  
Gains (losses) in OCI 0 0 0 0  
Purchases 44 27 129 113  
Sales (17) (15) (45) (52)  
Issuances 0 0 0 0  
Settlements 0 0 (105) (4)  
Gross Transfers into Level 3  45 35 152 46  
Gross Transfers out of Level 3  (106) (29) (185) (47)  
Balance, ending 353 251 353 251  
Change in unrealized gains (losses) in net income related to financial instruments still held (15) 1 17 0  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 0 0  
Non-U.S. sovereign debt          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 253 323 344 396  
Total realized and unrealized gains (losses) included in Net Income 10 6 76 11  
Gains (losses) in OCI 4 5 27 (29)  
Purchases 5 2 30 28  
Sales 0 (11) 0 (16)  
Issuances 0 0 0 0  
Settlements (5) (3) (186) (68)  
Gross Transfers into Level 3  0 19 0 19  
Gross Transfers out of Level 3  0 0 (24) 0  
Balance, ending 267 341 267 341  
Change in unrealized gains (losses) in net income related to financial instruments still held 10 6 52 11  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 4 5 27 (29)  
Mortgage trading loans, MBS and ABS          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 916 973 978 1,217  
Total realized and unrealized gains (losses) included in Net Income (27) (33) (46) (56)  
Gains (losses) in OCI 0 0 0 0  
Purchases 95 87 232 324  
Sales (80) (68) (252) (539)  
Issuances 0 0 0 0  
Settlements (26) (13) (118) (56)  
Gross Transfers into Level 3  85 128 290 292  
Gross Transfers out of Level 3  (25) (40) (146) (148)  
Balance, ending 938 1,034 938 1,034  
Change in unrealized gains (losses) in net income related to financial instruments still held (44) (32) (46) (76)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 0 0  
Total AFS debt securities          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 869 381 611 376  
Total realized and unrealized gains (losses) included in Net Income (1) (1) (2) (5)  
Gains (losses) in OCI 0 12 1 60  
Purchases 26 25 769 200  
Sales 0 0 (1) 0  
Issuances 0 0 0 0  
Settlements (16) (9) (113) (164)  
Gross Transfers into Level 3  5 98 5 161  
Gross Transfers out of Level 3  (366) (15) (753) (137)  
Balance, ending 517 491 517 491  
Change in unrealized gains (losses) in net income related to financial instruments still held (1) (3) (2) (3)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 12 1 60  
Non-agency residential MBS          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 3 133 247 273  
Total realized and unrealized gains (losses) included in Net Income 0 (2) 1 7  
Gains (losses) in OCI 0 12 0 59  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 0 0 0 0  
Settlements 0 (3) 0 (144)  
Gross Transfers into Level 3  0 94 0 156  
Gross Transfers out of Level 3  0 (13) (245) (130)  
Balance, ending 3 221 3 221  
Change in unrealized gains (losses) in net income related to financial instruments still held 0 (3) 1 5  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 12 0 59  
Commercial MBS          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 472 170 328 0  
Total realized and unrealized gains (losses) included in Net Income 0 0 (2) (6)  
Gains (losses) in OCI 0 0 4 1  
Purchases 17 25 254 200  
Sales 0 0 0 0  
Issuances 0 0 0 0  
Settlements (16) (2) (111) (2)  
Gross Transfers into Level 3  0 0 0 0  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending 473 193 473 193  
Change in unrealized gains (losses) in net income related to financial instruments still held 0 0 (2) (6)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 4 1  
Non-U.S. and other taxable securities          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 394 78 36 103  
Total realized and unrealized gains (losses) included in Net Income (1) 1 (1) (6)  
Gains (losses) in OCI 0 0 (3) 0  
Purchases 9 0 515 0  
Sales 0 0 (1) 0  
Issuances 0 0 0 0  
Settlements 0 (4) (2) (18)  
Gross Transfers into Level 3  5 4 5 5  
Gross Transfers out of Level 3  (366) (2) (508) (7)  
Balance, ending 41 77 41 77  
Change in unrealized gains (losses) in net income related to financial instruments still held (1) 0 (1) (2)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 (3) 0  
Other debt securities carried at fair value – Non-agency residential MBS          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 43 53 149 69  
Total realized and unrealized gains (losses) included in Net Income 0 4 13 7  
Gains (losses) in OCI 0 0 0 0  
Purchases 0 0 0 0  
Sales 0 0 0 0  
Issuances 0 0 0 0  
Settlements 0 0 (2) (20)  
Gross Transfers into Level 3  1 80 1 97  
Gross Transfers out of Level 3  0 0 (117) (16)  
Balance, ending 44 137 44 137  
Change in unrealized gains (losses) in net income related to financial instruments still held 0 5 13 (12)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 0 0  
Loans and leases          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 100 89 82 93  
Total realized and unrealized gains (losses) included in Net Income 1 2 2 3  
Gains (losses) in OCI 0 0 0 0  
Purchases 2 0 2 0  
Sales 0 0 0 0  
Issuances 24 0 24 1  
Settlements (2) (5) (29) (11)  
Gross Transfers into Level 3  0 0 44 0  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending 125 86 125 86  
Change in unrealized gains (losses) in net income related to financial instruments still held 1 2 2 3  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 0 0  
Loans held-for-sale          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 97 133 132 164  
Total realized and unrealized gains (losses) included in Net Income 1 9 28 7  
Gains (losses) in OCI 0 0 3 (4)  
Purchases 1 25 1 25  
Sales 0 0 (14) 0  
Issuances 0 0 0 0  
Settlements (9) (11) (60) (36)  
Gross Transfers into Level 3  0 0 0 0  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending 90 156 90 156  
Change in unrealized gains (losses) in net income related to financial instruments still held (1) 5 (10) (1)  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI 0 0 3 (4)  
Other assets          
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Balance, beginning 1,942 1,700 1,969 1,657  
Total realized and unrealized gains (losses) included in Net Income 14 46 (47) 186  
Gains (losses) in OCI (3) 5 26 (21)  
Purchases 161 58 252 78  
Sales 0 (6) 0 (6)  
Issuances 46 24 119 97  
Settlements (105) (79) (264) (244)  
Gross Transfers into Level 3  0 0 0 1  
Gross Transfers out of Level 3  0 0 0 0  
Balance, ending 2,055 1,748 2,055 1,748  
Change in unrealized gains (losses) in net income related to financial instruments still held 0 15 (71) 158  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]          
Gains (losses) in OCI $ (3) $ 5 $ 26 $ (21)