PART I History and Organization Black Hills Corporation, a South Dakota corporation (together with its subsidiaries, referred to herein as the Company, "BHC," we, us, or our), is a customer-focused, growth-oriented utility company headquartered in Rapid City, South Dakota (incorporated in South Dakota in 1941). We operate our business in the United States, reporting our operating results through our Electric Utilities and Gas Utilities segments. Certain unallocated corporate expenses that suppor...
Q2 FY2026 — expected 2026-09-21
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-02-11 | 2025-12-31 | 0001193125-26-046028 | EDGAR | 81K words |
| 2025-02-12 | 2024-12-31 | 0000950170-25-018647 | EDGAR | — |
| 2024-02-14 | 2023-12-31 | 0000950170-24-015090 | EDGAR | — |
| 2023-02-14 | 2022-12-31 | 0000950170-23-002759 | EDGAR | — |
| 2022-02-15 | 2021-12-31 | 0001130464-22-000004 | EDGAR | — |
| 2021-02-26 | 2020-12-31 | 0001130464-21-000007 | EDGAR | — |
| 2020-02-14 | 2019-12-31 | 0001130464-20-000006 | EDGAR | — |
| 2019-02-19 | 2018-12-31 | 0001130464-19-000012 | EDGAR | — |
| 2018-02-26 | 2017-12-31 | 0001130464-18-000014 | EDGAR | — |
| 2017-02-27 | 2016-12-31 | 0001130464-17-000010 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-08-06 | 2026-06-30 | 0001193125-26-337444 | EDGAR | — |
| 2025-11-06 | 2025-09-30 | 0001193125-25-268567 | EDGAR | 39K words |
| 2025-07-31 | 2025-06-30 | 0000950170-25-100667 | EDGAR | — |
| 2025-05-08 | 2025-03-31 | 0000950170-25-066572 | EDGAR | — |
| 2024-11-07 | 2024-09-30 | 0000950170-24-122969 | EDGAR | — |
| 2024-08-01 | 2024-06-30 | 0000950170-24-089042 | EDGAR | — |
| 2024-05-09 | 2024-03-31 | 0000950170-24-056459 | EDGAR | — |
| 2023-11-02 | 2023-09-30 | 0000950170-23-057904 | EDGAR | — |
| 2023-08-03 | 2023-06-30 | 0000950170-23-037718 | EDGAR | — |
| 2023-05-04 | 2023-03-31 | 0000950170-23-017598 | EDGAR | — |
| 2022-11-03 | 2022-09-30 | 0001130464-22-000029 | EDGAR | — |
| 2022-08-04 | 2022-06-30 | 0001130464-22-000021 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-08-05 | 0001193125-26-335259 | EDGAR | — |
| 2026-04-02 | 0001193125-26-140217 | EDGAR | 1K words |
| 2026-02-19 | 0001193125-26-059379 | EDGAR | — |
| 2026-02-04 | 0001193125-26-037663 | EDGAR | — |
| 2025-11-05 | 0001193125-25-267138 | EDGAR | — |
| 2025-10-02 | 0001104659-25-096060 | EDGAR | — |
| 2025-09-29 | 0001104659-25-094481 | EDGAR | — |
| 2025-09-15 | 0001193125-25-203783 | EDGAR | — |
| 2025-08-19 | 0001104659-25-080276 | EDGAR | — |
| 2025-08-19 | 0001104659-25-080000 | EDGAR | — |
171 total filings indexed. 139 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0001130464 |
| Ticker | BKH |
| Exchange | NYSE |
| SIC | 4911: Electric Services |
| Incorporated | SD |
| Website | https://www.blackhillscorp.com |
| Listed | 1972-06-01 |
This is a static snapshot. For live, structured JSON with cryptographic provenance chain:
MCP (recommended for AI): claude mcp add origin --transport http https://origin.rootz.global/mcp
Try it — paste this into your AI:
Works in ChatGPT, Claude, Gemini, or any AI. Free, structured, cryptographically signed — ~500 tokens vs 130,000 scraping an IR site.
claude mcp add origin --transport http https://origin.rootz.global/mcpGET https://origin.rootz.global/api/company/BKH (~200 tokens, structured JSON with cryptographic provenance)