11/04/2024 3:45 PM | Knife River (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
11/04/2024 6:52 AM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
08/21/2024 3:46 PM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
08/06/2024 3:46 PM | Knife River (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
08/06/2024 6:54 AM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
06/28/2024 4:15 PM | Chiodo Patricia (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/27/2024 4:29 PM | Chiodo Patricia (Reporting) Knife River (Issuer)
| Form 3 Initial statement of beneficial ownership of securities | |
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06/27/2024 3:53 PM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/16/2024 5:18 PM | Carmona-Alvarez German (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/16/2024 5:20 PM | Fagg Karen B (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/16/2024 5:24 PM | Hill Thomas W. (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/16/2024 5:25 PM | Knife River (Issuer) MOSS PATRICIA L (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/16/2024 5:26 PM | Knife River (Issuer) SANDBROOK WILLIAM J (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/15/2024 5:22 PM | Hill Thomas W. (Reporting) Knife River (Issuer)
| Form 3 Initial statement of beneficial ownership of securities | |
05/07/2024 6:43 AM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/01/2024 5:08 PM | Fagg Karen B (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
03/29/2024 10:18 AM | Knife River (Filer)
| Form ARS | |
03/29/2024 10:06 AM | Knife River (Filer)
| Form DEF 14A | |
03/29/2024 10:13 AM | Knife River (Filer)
| Form DEFA14A | |
02/26/2024 3:31 PM | Knife River (Issuer) Pladsen Glenn R. (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/26/2024 3:32 PM | Knife River (Issuer) Ring Nathan W (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/26/2024 3:21 PM | Gray Brian R. (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/26/2024 3:21 PM | Kadrmas Marney L. (Reporting) Knife River (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
02/15/2024 6:08 AM | Knife River (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
01/23/2024 3:14 PM | BlackRock Inc. (Filed by) Knife River (Subject)
| Form SC 13G/A | |