Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses:
SEC Accession No. 0001104659-25-093349
Filing Date
2025-09-25
Accepted
2025-09-25 16:13:10
Documents
1

Document Format Files

Seq Description Document Type Size
1 FWP tm2526501d3_fwp.htm FWP 15210
  Complete submission text file 0001104659-25-093349.txt   17072
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/ (Filed by) CIK: 0001130464 (see all company filings)

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

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/ (Subject) CIK: 0001130464 (see all company filings)

EIN.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
Type: FWP | Act: 34 | File No.: 333-272739 | Film No.: 251343871
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)