Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001593968-25-000965
Filing Date
2025-08-20
Accepted
2025-08-20 18:07:01
Documents
2
Period of Report
2025-07-21

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_01.html 3  
1 PRIMARY DOCUMENT primary_01.xml 3 2149
2 EX-24 DOCUMENT reddenpoa.txt EX-24 1348
  Complete submission text file 0001593968-25-000965.txt   5032
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/ (Issuer) CIK: 0001130464 (see all company filings)

EIN.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)

Mailing Address 7001 MT. RUSHMORE RD RAPID CITY SD 57702
Business Address
Redden Donald Lee JR (Reporting) CIK: 0002082700 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-31303 | Film No.: 251237954