# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0001104659-25-080000
Filing Date
2025-08-19
Accepted
2025-08-19 07:12:26
Documents
32
Period of Report
2025-08-19
Items
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 8-K | tm2523729d3_8k.htm iXBRL | 8-K | 25520
2 | EXHIBIT 99.1 | tm2523729d3_ex99-1.htm | EX-99.1 | 43935
3 | EXHIBIT 99.2 | tm2523729d3_ex99-2.htm | EX-99.2 | 34222
7 | GRAPHIC | tm2523729d3_ex99-1img01.jpg | GRAPHIC | 2776
8 | GRAPHIC | tm2523729d3_ex99-1img02.jpg | GRAPHIC | 8296
9 | GRAPHIC | tm2523729d3_ex99-2img001.jpg | GRAPHIC | 278591
10 | GRAPHIC | tm2523729d3_ex99-2img002.jpg | GRAPHIC | 461190
11 | GRAPHIC | tm2523729d3_ex99-2img003.jpg | GRAPHIC | 121804
12 | GRAPHIC | tm2523729d3_ex99-2img004.jpg | GRAPHIC | 232755
13 | GRAPHIC | tm2523729d3_ex99-2img005.jpg | GRAPHIC | 184583
14 | GRAPHIC | tm2523729d3_ex99-2img006.jpg | GRAPHIC | 206557
15 | GRAPHIC | tm2523729d3_ex99-2img007.jpg | GRAPHIC | 128288
16 | GRAPHIC | tm2523729d3_ex99-2img008.jpg | GRAPHIC | 149075
17 | GRAPHIC | tm2523729d3_ex99-2img009.jpg | GRAPHIC | 234156
18 | GRAPHIC | tm2523729d3_ex99-2img010.jpg | GRAPHIC | 200696
19 | GRAPHIC | tm2523729d3_ex99-2img011.jpg | GRAPHIC | 172950
20 | GRAPHIC | tm2523729d3_ex99-2img012.jpg | GRAPHIC | 214482
21 | GRAPHIC | tm2523729d3_ex99-2img013.jpg | GRAPHIC | 209067
22 | GRAPHIC | tm2523729d3_ex99-2img014.jpg | GRAPHIC | 117396
23 | GRAPHIC | tm2523729d3_ex99-2img015.jpg | GRAPHIC | 224916
24 | GRAPHIC | tm2523729d3_ex99-2img016.jpg | GRAPHIC | 212403
| Complete submission text file | 0001104659-25-080000.txt |  | 4923441

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA | bkh-20250819.xsd | EX-101.SCH | 3029
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | bkh-20250819_lab.xml | EX-101.LAB | 34239
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | bkh-20250819_pre.xml | EX-101.PRE | 22369
34 | EXTRACTED XBRL INSTANCE DOCUMENT | tm2523729d3_8k_htm.xml | XML | 3557

Mailing Address 7001 MT RUSHMORE RD PO BOX 1400 RAPID SD 57709
Business Address 7001 MT RUSHMORE RD PO BOX 1400 RAPID CITY SD 57709 6057212343
BLACK HILLS CORP /SD/ (Filer) CIK: 0001130464 (see all company filings)

EIN.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-31303 | Film No.: 251229638
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)