SymbolKNF
NameKNIFE RIVER CORP
SectorINDUSTRIALS
RegionNorth America
IndustryMining & Quarrying of Nonmetallic Minerals (No Fuels)
Address1150 W. CENTURY AVE,, BISMARCK, ND 58503
Telephone701-530-1400
Fax
Email
Websitehttps://www.kniferiver.com
IncorporationUNDEFINED
Incorporated On
Employees
Fiscal Year
Public Since
ExchangesNASDAQ
Auditor
Audit StatusNOT PROVIDED
Reporting Status
CIK0001955520
Description

Knife River Corporation provides aggregates-based construction materials and contracting services in the United States. It operates through six segments: Pacific, Northwest, Mountain, North Central, South, and Energy Services. It mines, processes, and sells construction aggregates, including crushed stone and sand, and gravel; and produces and sells asphalt and ready-mix concrete, as well as provides contracting services to support the aggregate-based product lines, including heavy-civil construction, asphalt and concrete paving, and site development and grading. It serves various projects related to highways, airports, and other public infrastructure. The company was founded in 1917 and is based in Bismarck, North Dakota.

Additional info from NASDAQ:
Knife River Corporation provides aggregates-based construction materials and contracting services in the United States. It operates through six segments: Pacific, Northwest, Mountain, North Central, South, and Energy Services. It mines, processes, and sells construction aggregates, including crushed stone and sand, and gravel; and produces and sells asphalt and ready-mix concrete, as well as provides contracting services to support the aggregate-based product lines, including heavy-civil construction, asphalt and concrete paving, and site development and grading. It serves various projects related to highways, airports, and other public infrastructure. The company was founded in 1917 and is based in Bismarck, North Dakota.

2026-06-17 17:51

New Form 11-K - Knife River Corp <b>Filed:</b> 2026-06-17 <b>AccNo:</b> 0001628280-26-043977 <b>Size:</b> 2 MB

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2026-05-21 21:14

Director SANDBROOK WILLIAM J 🟢 acquired 2.0K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005542

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2026-05-21 21:13

Director MOSS PATRICIA L 🟢 acquired 2.0K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005541

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2026-05-21 21:13

Director Hill Thomas W. 🟢 acquired 2.0K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005540

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2026-05-21 21:12

Director Fagg Karen B 🟢 acquired 2.4K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005539

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2026-05-21 21:11

Director Chiodo Patricia 🟢 acquired 2.0K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005538

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2026-05-21 21:10

Director Carmona-Alvarez German 🟢 acquired 2.0K shares of Knife River Corp (KNF) Transaction Date: May 20, 2026 | Filing ID: 005537

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2026-05-21 20:37

(99% Neutral) KNIFE RIVER CORP (KNF) Announces New Board Appointment

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2026-05-21 18:01

New Form 3 - Knife River Corp <b>Filed:</b> 2026-05-21 <b>AccNo:</b> 0001225208-26-005536 <b>Size:</b> 5 KB

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2026-05-18 20:45

(99% Neutral) KNIFE RIVER CORP (KNF) Announces Business Combination

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