Intangible assets as of December 31, 2025, consist of the following (in millions):


	Cost		Accumulated Amortization		Net
Customer relationships (1)	$	2,464	$	(1,617)	$	847
Trademarks and other	224		(112)		112
Total Intangible assets, net	$	2,688	$	(1,729)	$	959

Intangible assets as of December 31, 2024, consist of the following (in millions):


	Cost		Accumulated Amortization		Net
Customer relationships	$	6,296	$	(5,056)	$	1,240
Trademarks and other	148		(70)		78
Total Intangible assets, net	$	6,444	$	(5,126)	$	1,318

(1)The decrease in cost and accumulated amortization of customer relationship intangible assets from the prior year was due to the completion of the amortization of assets acquired as part of the Company's 2015 SunGard acquisition and the subsequent removal of these fully amortized assets.

Amortization expense for intangible assets with finite lives was $609 million, $641 million and $467 million for the years ended December 31, 2025, 2024 and 2023, respectively.

Estimated amortization of intangible assets for the next five years is as follows (in millions):


2026	$	255
2027	217
2028	189
2029	120
2030	32
Thereafter	120