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Black Hills Corporation (BKH)
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Black Hills Corporation (BKH) SEC Filings

Filing links are provided when reliable SEC filing data is available.

Recent Filings

FormFiling DateAcceptedDocument
11-KJun 18, 2026Jun 18, 2026View filing
4May 28, 2026May 28, 2026View filing
424B5May 19, 2026May 19, 2026View filing
S-3ASRMay 19, 2026May 19, 2026View filing
8-KMay 15, 2026May 15, 2026View filing
SC 13GMay 12, 2026May 12, 2026View filing
10-QMay 7, 2026May 7, 2026View filing
8-KMay 6, 2026May 6, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
4May 4, 2026May 4, 2026View filing
SC 13GApr 29, 2026Apr 29, 2026View filing
SC 13GApr 29, 2026Apr 29, 2026View filing
8-KApr 2, 2026Apr 2, 2026View filing
SC 13G/AMar 26, 2026Mar 26, 2026View filing
ARSMar 18, 2026Mar 18, 2026View filing
DEF 14AMar 18, 2026Mar 18, 2026View filing
8-KFeb 19, 2026Feb 19, 2026View filing
4Feb 18, 2026Feb 18, 2026View filing
4Feb 13, 2026Feb 13, 2026View filing
4Feb 13, 2026Feb 13, 2026View filing
4Feb 13, 2026Feb 13, 2026View filing
10-KFeb 11, 2026Feb 11, 2026View filing
4Feb 10, 2026Feb 10, 2026View filing

About Black Hills Corporation

Black Hills Corporation operates as an American utility firm, delivering both electric power and natural gas through its subsidiaries. Its business is organized into two primary divisions: Electric Utilities and Gas Utilities. The Electric Utilities segment is responsible for generating, transmitting, and distributing electricity to approximately 218,000 customers spanning Colorado, Montana, South Dakota, and Wyoming. This division manages 1,481.5 megawatts of power generation capacity and maintains 8,892 miles of electric transmission and distribution lines. Electric power generation is diversified, utilizing wind, natural gas, and coal-fired plants, and the company also operates a coal mine near Gillette, Wyoming. Conversely, the Gas Utilities segment provides natural gas to roughly 1,094,000 utility clients across Arkansas, Colorado, Iowa, Kansas, Nebraska, and Wyoming. This operation includes overseeing 4,732 miles of intrastate gas transmission pipelines, 41,644 miles of gas distribution mains and service lines, six natural gas storage facilities, around 50,000 horsepower of compression, and 515 miles of gathering lines. Beyond these core utility offerings, Black Hills Corporation also constructs and maintains gas infrastructure for various gas transportation customers. It provides appliance repair services for residential utility subscribers and offers electrical system construction to large industrial clients. Founded in 1941, the company's headquarters are situated in Rapid City, South Dakota.

Rapid City, SD
2,841 employees
Utilities / Diversified Utilities
Sector
Utilities
Industry
Diversified Utilities
CEO
Linden R. Evans