Knife River (KNF) 8-K: Q3 2025 earnings press release filed

Knife River Corporation filed an 8-K stating it issued a press release announcing third quarter 2025 earnings.

Rhea-AI Filing Summary

Knife River Corporation filed an 8-K stating it issued a press release announcing third quarter 2025 earnings. The company furnished the release to the SEC under Items 2.02 (Results of Operations and Financial Condition) and 7.01 (Regulation FD Disclosure). The press release is included as Exhibit 99 and incorporated by reference. The filing was signed by Vice President and CFO Nathan W. Ring. Knife River’s common stock trades on the NYSE under the symbol KNF.

8-K Event Classification

3 items: 2.02, 7.01, 9.01

3 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Knife River (KNF) disclose in this 8-K?

Knife River announced it issued a press release with third quarter 2025 earnings and furnished it to the SEC as Exhibit 99.

Which 8-K items apply to Knife River’s filing?

Items 2.02 (Results of Operations and Financial Condition) and 7.01 (Regulation FD Disclosure).

When was the earnings press release issued?

The press release was issued on November 4, 2025.

Where can I find the earnings details?

The earnings information is in Exhibit 99, which contains the full press release incorporated by reference.

Who signed the filing for Knife River?

The filing was signed by Nathan W. Ring, Vice President and Chief Financial Officer.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/04/2025 - 07:59 AM EST Learn about SEC filing dates

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES

EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported) November 4, 2025

Knife River Corporation

(Exact name of registrant as specified in its charter)

(State or other jurisdiction of			(Commission File Number)			(I.R.S. Employer Identification No.)
incorporation)
Delaware			1-41642			92-1008893

1150 West Century Avenue

P.O. Box 5568

Bismarck, North Dakota 58506-5568

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code (701) 530-1400

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

			☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
			☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
			☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
			☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

(Title of each class)			(Trading Symbol(s))			(Name of each exchange on which registered)
Common Stock, $0.01 par value			KNF			New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition and

Item 7.01. Regulation FD Disclosure.

    On November 4, 2025, Knife River Corporation (the "Company") issued a press release announcing third quarter 2025 earnings. A copy of the press release, which the Company is furnishing to the Securities and Exchange Commission, is attached as Exhibit 99 and incorporated by reference herein.

Item 9.01. Financial Statements and Exhibits.

(d)    Exhibits.

Exhibit Number    Description

99    Press release issued November 4, 2025, regarding third quarter 2025 earnings.

104    Cover page interactive data file (embedded within the Inline XBRL document)

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Knife River Corporation

Date November 4, 2025						By /s/ Nathan W. Ring
						Nathan W. Ring
						Vice President and Chief Financial Officer

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