Knife River Corp

For the period ended Dec 31, 2025. Filed Feb 20, 2026.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 20, 2026

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

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SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

		Knife River Corporation
Date:	February 20, 2026	By:	/s/ Brian R. Gray
			Brian R. Gray
			(President and Chief Executive Officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant in the capacities and on the date indicated.

Brian R. Gray
Signature	Title	Date
/s/ Brian R. Gray	President, Chief Executive Officer and Director	February 20, 2026
(Principal Executive Officer)
/s/ Nathan W. Ring	Vice President and Chief Financial Officer	February 20, 2026
Nathan W. Ring
(Principal Financial Officer)
/s/ Marney L. Kadrmas	Vice President and Chief Accounting Officer	February 20, 2026
Marney L. Kadrmas
(Principal Accounting Officer)
/s/ Karen B. Fagg	Chair of the Board and Director	February 20, 2026
Karen B. Fagg
/s/ Patricia Chiodo	Director	February 20, 2026
Patricia Chiodo
/s/ Thomas W. Hill	Director	February 20, 2026
Thomas W. Hill
/s/ German Carmona Alvarez	Director	February 20, 2026
German Carmona Alvarez
/s/ Patricia L. Moss	Director	February 20, 2026
Patricia L. Moss
/s/ William Sandbrook	Director	February 20, 2026
William Sandbrook

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