BOISE CASCADE Co

5. Goodwill and Intangible Assets

Goodwill represents the excess of the purchase price and related costs over the fair value of the net tangible and intangible assets of businesses acquired.

The carrying amount of our goodwill by segment is as follows:

(a) Represents measurement period adjustments related to the acquisition of Holden Humphrey in fourth quarter 2025. For additional information on the acquisition, see Note 6, Acquisitions, of the Notes to Consolidated Financial Statements in "Item 8. Financial Statements and Supplementary Data" in our 2025 Form 10-K.

At September 30, 2026 and December 31, 2025, intangible assets represented the values assigned to trade names and trademarks and customer relationships. We maintain trademarks for our manufactured wood products, particularly EWP. Our key registered trademarks are perpetual in duration as long as we continue to timely file all post registration maintenance documents related thereto. These trademarks have indefinite lives, are not amortized, and have a carrying amount of $8.9 million. In addition, we have acquired trade names and customer relationships through acquisitions, which are amortized over their useful life. For both the three months ended September 30, 2026 and 2025 we recognized $5.1 million of amortization expense for intangible assets. For the nine months ended September 30, 2026 and 2025 we recognized $15.5 million and $15.3 million, respectively, of amortization expense for intangible assets.

Intangible assets consisted of the following: