Q3 FY2026 · ended Sep 30, 2026 · Revenue $1.28B, +6.0% YoY · Filed Nov 3, 2026
Knife River Corporation (KNF) files with the SEC under industry code 1400, Mining & Quarrying of Nonmetallic Minerals (No Fuels). In Q3 of fiscal 2026, the quarter ended Sep 30, 2026, it reported revenue of $1.3 billion and net income of $137.9 million. Free cash flow was $136.1 million. As of Sep 30, 2026 it held $118.0 million in cash and investments and $1.6 billion in total debt.
Company profile
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels) (SIC 1400)
- Listed as
- KNF (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Bismarck, ND
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1955520
- Former names
- Knife River Holding Co (until Jun 1, 2023)
Other Mining & Quarrying of Nonmetallic Minerals (No Fuels) companies
- Martin Marietta Materials Inc MLM
- Vulcan Materials CO VMC
- Teck Resources Ltd TECK
- Chemical & Mining Co Of Chile Inc SQM
- Hecla Mining CO/DE/ HL
- United States Lime & Minerals Inc USLM
- Titan America SA TTAM
- Centrus Energy Corp LEU
All 37 Mining & Quarrying of Nonmetallic Minerals (No Fuels) companies
Key figures
Fiscal-year totals from the annual reports; switch to Annual for the full-year view. Balance sheet lines are as of each year end.
| Line | Q3 FY2026 Sep 30, 2026 |
Q2 FY2026 Jun 30, 2026 |
Q1 FY2026 Mar 31, 2026 |
Q4 FY2025 Dec 31, 2025 |
Q3 FY2025 Sep 30, 2025 |
|---|---|---|---|---|---|
| Revenue | $1.3B | $938.6M | $410.1M | $755.1M | $1.2B |
| Operating income | $214.1M | $81.1M | -$86.2M | $65.2M | $215.2M |
| Net income | $137.9M | $43.9M | -$79.2M | $32.0M | $143.2M |
| Diluted EPS | $2.43 | $0.77 | -$1.40 | $0.56 | $2.52 |
| Operating cash flow | $194.5M | -$75.1M | -$58.5M | $195.9M | $250.4M |
| Free cash flow | $136.1M | -$147.9M | -$135.9M | $138.2M | $188.7M |
| Total assets | $4.3B | $4.2B | $3.8B | $3.7B | $3.7B |
| Total liabilities | $2.5B | $2.6B | $2.3B | $2.0B | $2.1B |
| Stockholders' equity | $1.7B | $1.6B | $1.6B | $1.6B | $1.6B |
| Cash and investments | $118.0M | $40.7M | $13.3M | $73.8M | $30.7M |
| Total debt | $1.6B | $1.7B | $1.5B | $1.2B | $1.2B |
Recent SEC filings
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 3, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2026 | Nov 3, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 23, 2026 | Sep 23, 2026 |
| 10-Q | Quarterly report | Aug 4, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 4, 2026 | Aug 4, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 21, 2026 | May 20, 2026 |
All 191 Knife River Corporation SEC filings
Source: SEC EDGAR filings. This is company-reported data, not investment advice.