CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Cash flows from operating activities
Net income	$ 291	$ 201
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	(11)	(8)
Provision for credit losses	48	118
Net realized gains on securities available-for-sale	(11)	(3)
Net change in other assets and liabilities	317	(562)
Net change in loans held for sale:
Originations and purchases of loans held for sale	(283)	(335)
Sales and collections of loans held for sale	175	202
Net change in trading assets and liabilities	908	1,201
Loss on instruments designated at fair value and related derivatives	5	3
Net cash provided by operating activities	1,439	817
Cash flows from investing activities
Net change in federal funds sold and securities purchased under agreements to resell	5,959	3,934
Securities available-for-sale:
Purchases of securities available-for-sale	(7,373)	(3,250)
Proceeds from sales of securities available-for-sale	3,934	1,846
Proceeds from paydowns and maturities of securities available-for-sale	661	916
Securities held-to-maturity:
Purchases of securities held-to-maturity	(2,106)	(694)
Proceeds from paydowns and maturities of securities held-to-maturity	435	366
Change in loans:
Originations, net of collections	(3,834)	(797)
Loans sold to third parties	1,481	146
Other, net	(47)	(26)
Net cash provided by (used in) investing activities	(890)	2,441
Cash flows from financing activities
Net change in deposits	(2,474)	2,382
Debt:
Net change in short-term borrowings	1,677	271
Issuance of long-term debt	4,869	2,481
Repayment of long-term debt	(3,165)	(2,329)
Other decreases in capital surplus	(14)	(7)
Net cash provided by financing activities	893	2,798
Net change in cash and due from banks and interest bearing deposits with banks	1,442	6,056
Cash and due from banks and interest bearing deposits with banks at beginning of period	23,910	23,246
Cash and due from banks and interest bearing deposits with banks at end of period	$ 25,352	$ 29,302