Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating activities
Net income	$ 29,630	$ 31,568
Adjustments to reconcile net income to net cash used in operating activities:
Provision for credit losses	6,154	4,936
Depreciation and amortization	4,240	4,006
Deferred tax (benefit)/expense	(418)	(1,609)
Estimated bargain purchase gain associated with the First Republic acquisition	0
Estimated bargain purchase gain associated with the First Republic acquisition		(103)
Initial gain on the Visa share exchange	0	(7,990)
Other	979	1,460
Originations and purchases of loans held-for-sale	(133,098)	(105,772)
Proceeds from sales, securitizations and paydowns of loans held-for-sale	120,504	99,909
Net change in:
Trading assets	(245,618)	(191,119)
Securities borrowed	(4,434)	1,589
Accrued interest and accounts receivable	(23,853)	(28,551)
Other assets	(5,048)	5,463
Trading liabilities	29,763	53,225
Accounts payable and other liabilities	(7,760)	13,163
Other operating adjustments	6,667	4,136
Net cash (used in) operating activities	(222,292)	(115,689)
Net change in:
Federal funds sold and securities purchased under resale agreements	(175,516)	(116,562)
Held-to-maturity securities:
Proceeds from paydowns and maturities	18,147	46,800
Purchases	(3,167)	(1,034)
Available-for-sale securities:
Proceeds from paydowns and maturities	17,957	16,742
Proceeds from sales	85,495	61,211
Purchases	(172,126)	(146,232)
Proceeds from sales and securitizations of loans held-for-investment	25,940	29,074
Other changes in loans, net	(83,166)	(24,568)
Net cash used in the First Republic acquisition	0	(2,362)
All other investing activities, net	(4,700)	(687)
Net cash (used in) investing activities	(291,136)	(137,618)
Net change in:
Deposits	153,462	(7,212)
Federal funds purchased and securities loaned or sold under repurchase agreements	298,493	184,307
Short-term borrowings	10,772	2,304
Beneficial interests issued by consolidated VIEs	(31)	1,628
Proceeds from long-term borrowings	53,884	54,103
Payments of long-term borrowings	(50,821)	(46,710)
Proceeds from issuance of preferred stock	3,000	2,500
Redemption of preferred stock	(3,000)	(6,000)
Treasury stock repurchased	(15,034)	(8,168)
Dividends paid	(8,028)	(7,270)
All other financing activities, net	(1,834)	(1,076)
Net cash provided by financing activities	440,863	168,406
Effect of exchange rate changes on cash and due from banks and deposits with banks	23,575	(8,431)
Net decrease in cash and due from banks and deposits with banks	(48,990)	(93,332)
Cash and due from banks and deposits with banks at the beginning of the period	469,317	624,151
Cash and due from banks and deposits with banks at the end of the period	420,327	530,819
Cash interest paid	47,937	48,526
Cash income taxes paid, net	$ 4,685	$ 7,610