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BLACK HILLS CORP /SD/

CIK: 11304641 Annual ReportLatest: 2026-02-11

10-K / February 11, 2026

Company

Business overview

  • Core business

    • Electric utilities: Operates electric utility services.
    • Gas utilities: Operates natural gas utility services.
  • Organization and history

    • History and organization: Outlines corporate history and organizational structure.

Regulation and compliance

  • Utility regulation characteristics: Describes regulatory frameworks that govern operations, pricing, and oversight.

Environmental and social governance

  • Environmental matters: Covers environmental considerations related to operations.
  • Human capital resources: Addresses workforce and talent management.

Risk and governance disclosures

  • ITEM 1A. RISK FACTORS: Lists risks affecting the business.
  • ITEM 1B. UNRESOLVED STAFF COMMENTS: Includes unresolved comments from regulatory staff or the SEC.
  • ITEM 1C. CYBERSECURITY: Covers cybersecurity issues and controls.

Assets and operations

  • ITEM 2. PROPERTIES: Describes properties owned or used in operations.

Legal and safety disclosures

  • ITEM 3. LEGAL PROCEEDINGS: Summaries of ongoing or potential legal matters.
  • ITEM 4. MINE SAFETY DISCLOSURES: Provides mine safety-related disclosures.

Governance and leadership

  • Information about our executive officers: Details about executive leadership.