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Knife River Corp

For the period ended Jun 30, 2026. Filed Aug 4, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2026 · Filed Aug 4, 2026

KNF$58.94+4.5%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

5. Inventories

Note 5 -Inventories

Inventories on the Consolidated Balance Sheets were as follows:

June 30, 2026June 30, 2025December 31, 2025
(In thousands)
Finished products$328,173$314,565$304,281
Raw materials129,702120,21091,069
Supplies and parts49,45044,74640,364
Total$507,325$479,521$435,714

Inventories are valued at the lower of cost or net realizable value using the average cost method. Inventories include production costs incurred as part of our aggregate mining activities. These inventoriable production costs include all mining and processing costs associated with the production of aggregates. Stripping costs incurred during the production phase, which represent costs of removing overburden and waste materials to access mineral deposits, are a component of inventoriable production costs.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.