Changes in the net carrying amount of goodwill for the six months ended June 30, 2026 by reportable segment are shown below.


(In millions)	Materials Group		Solutions Group		Total
Goodwill as of December 31, 2025	$	886.0	$	1,386.5	$	2,272.5

Acquisition adjustments(1)	.4		—		.4
Translation adjustments	(5.2)		(5.7)		(10.9)
Goodwill as of June 30, 2026	$	881.2	$	1,380.8	$	2,262.0

(1) Measurement period adjustments related to the purchase price allocation for our 2025 acquisition of W.F. Taylor Holdings, Inc.

Amortization expense for finite-lived intangible assets resulting from business acquisitions was $25.4 million and $22.1 million for the three months ended June 30, 2026 and June 28, 2025, respectively, and $51.2 million and $44.2 million for the six months ended June 30, 2026 and June 28, 2025, respectively.

Estimated future amortization expense related to existing finite-lived intangible assets for the remainder of fiscal year 2026 and for each of the next four fiscal years and thereafter is shown below.


(In millions)	Estimated Amortization Expense
2026 (remainder of year)	$	50.9
2027	101.7
2028	93.7
2029	78.5
2030	76.5
Thereafter	200.5