BLACK HILLS CORP /SD/ - BKH
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 20
Latest filed: Aug 17, 2026
| Form | Count |
|---|---|
| 4 | 10 |
| 8-K | 6 |
| SCHEDULE 13G | 3 |
| SCHEDULE 13G/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 17, 2026 | 8-K | Aug 17, 2026 | 0001193125-26-354167 | View |
| Aug 07, 2026 | SCHEDULE 13G | — | 0000093751-26-000421 | View |
| Aug 05, 2026 | 8-K | Aug 05, 2026 | 0001193125-26-335259 | View |
| May 28, 2026 | 4 | May 27, 2026 | 0001130464-26-000067 | View |
| May 15, 2026 | 8-K | May 15, 2026 | 0001193125-26-226896 | View |
| May 06, 2026 | 8-K | May 06, 2026 | 0001193125-26-209210 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000056 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000057 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000058 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000059 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000060 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000061 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000062 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000063 | View |
| May 04, 2026 | 4 | May 01, 2026 | 0001130464-26-000064 | View |
| May 01, 2026 | 8-K | Apr 29, 2026 | 0001193125-26-198223 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100119-26-000201 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000150 | View |
| Apr 02, 2026 | 8-K | Apr 02, 2026 | 0001193125-26-140217 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000763 | View |