Line of Business Information (Tables)

3 Months Ended

Mar. 31, 2025

Segment Reporting [Abstract]

Summary of Line of Business Results

The following tables summarize our line of business results for the periods indicated. The "Other" columns represent amounts that are not allocated to our two lines of business, including expenses associated with the FDIC special assessment to recover estimated losses to the Deposit Insurance Fund arising from the protection of uninsured depositors following the closure of SVB and Signature Bank.

	Three Months Ended March 31,
	Investment Servicing						Investment Management						Other				Total
(Dollars in millions)	2025			2024			2025			2024			2025		2024		2025			2024
Revenue:
Servicing fees	$	1,275		$	1,228		$	—		$	—		$	—	$	—	$	1,275		$	1,228
Management fees	—			—			562			510			—		—		562			510
Foreign exchange trading services	337			308			25			23			—		—		362			331
Securities finance	108			90			6			6			—		—		114			96
Software and processing fees	225			207			—			—			—		—		225			207
Other fee revenue	34			43			(2)			7			—		—		32			50
Total fee revenue	1,979			1,876			591			546			—		—		2,570			2,422
Net interest income	709			711			5			5			—		—		714			716
Total revenue	2,688			2,587			596			551			—		—		3,284			3,138
Provision for credit losses	12			27			—			—			—		—		12			27
Expenses:
Compensation and employee benefits	1,103			1,099			159			153			—		—		1,262			1,252
Information systems and communications	477			417			20			15			—		—		497			432
Transaction processing services	216			206			42			42			—		—		258			248
Other	223			241			210			210			—		130		433			581
Total expenses	2,019			1,963			431			420			—		130		2,450			2,513
Income before income tax expense	$	657		$	597		$	165		$	131		$	—	$	(130)	$	822		$	598
Pre-tax margin	24		%	23		%	28		%	24		%					25		%	19		%
Average assets (in billions)	$	333.9		$	295.5		$	3.4		$	3.1						$	337.3		$	298.6