BLACK HILLS CORP /SD/ — 8-K Filings
313 8-K filings on record
This page lists all 8-K filings submitted to the SEC by BLACK HILLS CORP /SD/ (BKH), sorted by most recent first. Each row links to the full filing on EdgarLookup. BLACK HILLS CORP /SD/ has filed 313 8-K documents with the SEC since 2016. To view all SEC filings by BLACK HILLS CORP /SD/, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
25-NSE
3
305B2
35-CERT
4
4/A
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
8-K
8-K/A
ARS
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFR14A
DRS
EFFECT
FWP
POSASR
PRE 14A
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G/A
SE
U-1
U-1/A
U-3A-2
U-6B-2
U-9C-3
U5A
U5A/A
U5B
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0001193125-26-059379 | Feb 19, 2026 | — |
| 8-K | 8-K | 0001193125-26-037663 | Feb 4, 2026 | — |
| 8-K | 8-K | 0001193125-25-267138 | Nov 5, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-096060 | Oct 2, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-094481 | Sep 29, 2025 | Sep 25, 2025 |
| 8-K | 8-K | 0001193125-25-203783 | Sep 15, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-080000 | Aug 19, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-080276 | Aug 19, 2025 | Aug 18, 2025 |
| 8-K | 8-K | 0000950170-25-100354 | Jul 30, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-046204 | May 8, 2025 | — |
| 8-K | 8-K | 0000950170-25-066115 | May 8, 2025 | May 7, 2025 |
| 8-K | 8-K | 0000950170-25-058826 | Apr 25, 2025 | Apr 23, 2025 |
| 8-K | 8-K | 0000950170-25-015599 | Feb 7, 2025 | Jan 31, 2025 |
| 8-K | 8-K | 0000950170-25-014567 | Feb 5, 2025 | — |
| 8-K | 8-K | 0000950170-24-122363 | Nov 6, 2024 | — |
| 8-K | 8-K | 0000950170-24-119821 | Nov 1, 2024 | Oct 28, 2024 |
| 8-K | 8-K | 0000950170-24-095429 | Aug 12, 2024 | Aug 9, 2024 |
| 8-K | 8-K | 0000950170-24-088610 | Jul 31, 2024 | — |
| 8-K | 8-K | 0000950170-24-069365 | Jun 5, 2024 | May 31, 2024 |
| 8-K | FORM 8-K | 0001104659-24-062524 | May 16, 2024 | May 13, 2024 |
| 8-K | 8-K | 0000950170-24-055713 | May 8, 2024 | — |
| 8-K | 8-K | 0000950170-24-048746 | Apr 26, 2024 | Apr 23, 2024 |
| 8-K | 8-K | 0000950170-24-048335 | Apr 25, 2024 | Apr 24, 2024 |
| 8-K | 8-K | 0000950170-24-012259 | Feb 7, 2024 | — |
| 8-K | 8-K | 0000950170-23-057468 | Nov 1, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-101196 | Sep 15, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-099727 | Sep 11, 2023 | Sep 6, 2023 |
| 8-K | 8-K | 0000950170-23-037221 | Aug 2, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-072376 | Jun 20, 2023 | Jun 16, 2023 |
| 8-K | 8-K | 0000950170-23-028050 | Jun 15, 2023 | Jun 14, 2023 |
| 8-K | 8-K | 0000950170-23-017280 | May 3, 2023 | Apr 24, 2023 |
| 8-K | 8-K | 0000950170-23-015305 | Apr 27, 2023 | Apr 25, 2023 |
| 8-K | 8-K | 0000950170-23-006487 | Mar 7, 2023 | Mar 2, 2023 |
| 8-K | 8-K | 0000950170-23-002000 | Feb 7, 2023 | — |
| 8-K | 8-K | 0001130464-22-000027 | Nov 2, 2022 | — |
| 8-K | 8-K | 0001130464-22-000025 | Oct 27, 2022 | — |
| 8-K | 8-K | 0001130464-22-000019 | Aug 3, 2022 | — |
| 8-K | 8-K | 0001130464-22-000010 | May 4, 2022 | — |
| 8-K | 8-K | 0001130464-22-000008 | Apr 28, 2022 | Apr 26, 2022 |
| 8-K | 8-K | 0001130464-22-000002 | Feb 9, 2022 | — |
| 8-K | 8-K | 0001130464-21-000034 | Nov 2, 2021 | — |
| 8-K | 8-K | 0001130464-21-000032 | Sep 17, 2021 | Sep 15, 2021 |
| 8-K | FORM 8-K | 0001104659-21-109815 | Aug 26, 2021 | Aug 23, 2021 |
| 8-K | 8-K | 0001130464-21-000028 | Aug 3, 2021 | — |
| 8-K | 8-K | 0001130464-21-000026 | Jul 19, 2021 | — |
| 8-K | 8-K | 0001130464-21-000018 | May 4, 2021 | — |
| 8-K | 8-K | 0001130464-21-000015 | Apr 29, 2021 | Apr 27, 2021 |
| 8-K | 8-K | 0001130464-21-000004 | Feb 25, 2021 | Feb 24, 2021 |
| 8-K | 8-K | 0001130464-21-000002 | Feb 9, 2021 | — |
| 8-K | 8-K | 0001130464-20-000040 | Nov 2, 2020 | — |