Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers:
SEC Accession No. 0001104659-26-063475
Filing Date
2026-05-19
Accepted
2026-05-19 07:11:22
Documents
23
Effectiveness Date
2026-05-19

Document Format Files

Seq Description Document Type Size
1 S-3ASR tm2614724-1_s3asr.htm S-3ASR 394740
2 EXHIBIT 5.1 tm2614724d2_ex5-1.htm EX-5.1 35899
3 EXHIBIT 5.2 tm2614724d2_ex5-2.htm EX-5.2 37734
4 EXHIBIT 23.1 tm2614724d2_ex23-1.htm EX-23.1 1902
5 EXHIBIT 23.2 tm2614724d2_ex23-2.htm EX-23.2 2122
6 EXHIBIT 25.1 tm2614724d2_ex25-1.htm EX-25.1 57715
7 EXHIBIT 25.2 tm2614724d2_ex25-2.htm EX-25.2 108657
8 EX-FILING FEES tm2614724d1_ex-filingfees.htm   iXBRL EX-FILING FEES 43617
9 GRAPHIC tm2614724d2_ex5-2img001.jpg GRAPHIC 17638
10 GRAPHIC tm2614724d2_ex7img001.jpg GRAPHIC 1790
11 GRAPHIC tm2614724d2_ex25-1img001.jpg GRAPHIC 82764
12 GRAPHIC tm2614724d2_ex25-1img002.jpg GRAPHIC 81810
13 GRAPHIC tm2614724d2_ex25-2img001.jpg GRAPHIC 53461
14 GRAPHIC tm2614724d2_ex25-2img002.jpg GRAPHIC 88565
  Complete submission text file 0001104659-26-063475.txt   1288028

Data Files

Seq Description Document Type Size
26 EXTRACTED XBRL INSTANCE DOCUMENT tm2614724d1_ex-filingfees_htm.xml XML 12200
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: S-3ASR | Act: 33 | File No.: 333-296010 | Film No.: 26995854
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)