KNF Knife River Corporation
Materials, filed as KNIFE RIVER CORP (COMMON STOCK), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab
In 2026 Q2 Mairs & Power trimmed Knife River.
Who owns this now
Largest portfolio weights among holders, up to 0.1% (Mairs & Power). Not free-float ownership.
Who owns KNF
Sorted by value, long equity only, as of 2026 Q2.
| History | |||||
|---|---|---|---|---|---|
| Mairs & Power | Reduce −4.5% | 128,377 | $11M | History |
Insider trades
Open-market buys and sales by KNF's executives, directors and 10% owners in the last 12 months, from their Form 4s
- None no insider bought on the open market
- None no sales outside a trading plan
- None no planned (10b5-1) sales
No open-market buys or sales on file.
Also filed in the last 12 months, not counted as buying or selling: 13 stock grants and 10 share withholdings for taxes.
SEC filings
Recent issuer filings from EDGAR, 18 shown.
| Filed | Form | Detail | Links |
|---|---|---|---|
| SCHEDULE 13G/A | — | Filing Doc | |
| 8-K | 7.01,9.01 | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| 8-K | 2.02,7.01,9.01 | Filing Doc | |
| 10-Q | KNIFE RIVER FORM 10-Q 06-30-2026 | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| 8-K | 5.02,5.07,9.01 | Filing Doc | |
| 8-K | 1.01,2.03,9.01 | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| 8-K | 2.02,7.01,9.01 | Filing Doc | |
| 10-Q | KNIFE RIVER FORM 10-Q 03-31-2026 | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| DEF 14A | Filing Doc | ||
| DEFA14A | Filing Doc | ||
| SCHEDULE 13G/A | — | Filing Doc | |
| 10-K | KNIFE RIVER FORM 10-K 2025 | Filing Doc | |
| 8-K | 2.02,7.01,9.01 | Filing Doc |
No filings match this filter.
Financials
US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.
Income statement
Balance sheet
Ownership over time
13Fs that reported it each quarter. Click a bar for that quarter’s holders.