# Black Hills Corp: filings

BKH · NYSE · CIK 1130464 · [Utilities](/sectors/utilities.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/bkh.md) · [Financials](/companies/bkh/financials.md) · [Filings](/companies/bkh/filings.md) · [Insiders](/companies/bkh/insiders.md)

## Reports and events: 298 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 1390, 8-K 202, 5 98, 10-Q 53, SC 13G/A 35, 3 27, 424B5 26, 11-K 22, 10-K 18, 425 18, DEF 14A 18, FWP 16, 4/A 15, 424B2 13, UPLOAD 11, ARS 10, S-3ASR 10, CORRESP 8, S-8 7, 144 5, POSASR 4, SC 13G 4, 10-K/A 3, 8-K/A 3, SCHEDULE 13G/A 3, 305B2 2, S-8 POS 2, SCHEDULE 13G 2, 10-Q/A 1, 25-NSE 1, 424B3 1, 8-A12B 1, CERTNYS 1, DEFA14A 1, DRS 1, DRSLTR 1, EFFECT 1, PRE 14A 1, S-4 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-23 | 19:09 ET | [8-K](/filings/0001193125-26-429192.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-429192 |
| 2026-10-06 | 20:19 ET | [8-K](/filings/0001193125-26-415597.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-415597 |
| 2026-08-17 | 20:34 ET | [8-K](/filings/0001193125-26-354167.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-354167 |
| 2026-08-06 | 17:21 ET | [10-Q](/filings/0001193125-26-337444.md) | Quarterly report, period 2026-06-30 | 0001193125-26-337444 |
| 2026-08-05 | 20:29 ET | [8-K](/filings/0001193125-26-335259.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-335259 |
| 2026-05-15 | 20:27 ET | [8-K](/filings/0001193125-26-226896.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-226896 |
| 2026-05-07 | 15:46 ET | [10-Q](/filings/0001193125-26-211037.md) | Quarterly report, period 2026-03-31 | 0001193125-26-211037 |
| 2026-05-06 | 20:44 ET | [8-K](/filings/0001193125-26-209210.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-209210 |
| 2026-05-01 | 22:32 ET | [8-K](/filings/0001193125-26-198223.md) | 5.07 Shareholder vote results | 0001193125-26-198223 |
| 2026-04-02 | 20:22 ET | [8-K](/filings/0001193125-26-140217.md) | 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-140217 |
| 2026-03-18 | 20:10 ET | [DEF 14A](/filings/0001193125-26-113958.md) | Proxy statement, period 2026-04-29 | 0001193125-26-113958 |
| 2026-02-19 | 21:11 ET | [8-K](/filings/0001193125-26-059379.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-059379 |
| 2026-02-11 | 17:58 ET | [10-K](/filings/0001193125-26-046028.md) | Annual report, period 2025-12-31 | 0001193125-26-046028 |
| 2026-02-04 | 21:28 ET | [8-K](/filings/0001193125-26-037663.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-037663 |
| 2025-11-06 | 16:57 ET | [10-Q](/filings/0001193125-25-268567.md) | Quarterly report, period 2025-09-30 | 0001193125-25-268567 |
| 2025-11-05 | 21:48 ET | [8-K](/filings/0001193125-25-267138.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-267138 |
| 2025-10-02 | 20:10 ET | [8-K](/filings/0001104659-25-096060.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-25-096060 |
| 2025-09-29 | 20:11 ET | [8-K](/filings/0001104659-25-094481.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001104659-25-094481 |
| 2025-09-15 | 21:17 ET | [8-K](/filings/0001193125-25-203783.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-203783 |
| 2025-08-19 | 20:22 ET | [8-K](/filings/0001104659-25-080276.md) | 1.01 Entry into a material agreement; 5.02 Departure or appointment of officers or directors; 5.03 Amendment to articles or bylaws; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-25-080276 |
| 2025-08-19 | 11:12 ET | [8-K](/filings/0001104659-25-080000.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-25-080000 |
| 2025-07-31 | 15:44 ET | [10-Q](/filings/0000950170-25-100667.md) | Quarterly report, period 2025-06-30 | 0000950170-25-100667 |
| 2025-07-30 | 20:51 ET | [8-K](/filings/0000950170-25-100354.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-100354 |
| 2025-05-08 | 20:55 ET | [8-K](/filings/0001104659-25-046204.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001104659-25-046204 |
| 2025-05-08 | 15:48 ET | [10-Q](/filings/0000950170-25-066572.md) | Quarterly report, period 2025-03-31 | 0000950170-25-066572 |
| 2025-05-08 | 22:37 ET | [8-K](/filings/0000950170-25-066115.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-066115 |
| 2025-04-25 | 20:48 ET | [8-K](/filings/0000950170-25-058826.md) | 5.07 Shareholder vote results | 0000950170-25-058826 |
| 2025-03-14 | 13:22 ET | [DEF 14A](/filings/0000950170-25-039148.md) | Proxy statement, period 2025-03-12 | 0000950170-25-039148 |
| 2025-02-12 | 18:55 ET | [10-K](/filings/0000950170-25-018647.md) | Annual report, period 2024-12-31 | 0000950170-25-018647 |
| 2025-02-07 | 23:26 ET | [8-K](/filings/0000950170-25-015599.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-015599 |
| 2025-02-05 | 21:33 ET | [8-K](/filings/0000950170-25-014567.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-014567 |
| 2024-11-07 | 16:39 ET | [10-Q](/filings/0000950170-24-122969.md) | Quarterly report, period 2024-09-30 | 0000950170-24-122969 |
| 2024-11-06 | 21:22 ET | [8-K](/filings/0000950170-24-122363.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-122363 |
| 2024-11-01 | 12:56 ET | [8-K](/filings/0000950170-24-119821.md) | 5.02 Departure or appointment of officers or directors | 0000950170-24-119821 |
| 2024-08-12 | 20:10 ET | [8-K](/filings/0000950170-24-095429.md) | 5.02 Departure or appointment of officers or directors | 0000950170-24-095429 |
| 2024-08-01 | 15:35 ET | [10-Q](/filings/0000950170-24-089042.md) | Quarterly report, period 2024-06-30 | 0000950170-24-089042 |
| 2024-07-31 | 20:20 ET | [8-K](/filings/0000950170-24-088610.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-088610 |
| 2024-06-05 | 20:40 ET | [8-K](/filings/0000950170-24-069365.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000950170-24-069365 |
| 2024-05-16 | 20:10 ET | [8-K](/filings/0001104659-24-062524.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-062524 |
| 2024-05-09 | 15:35 ET | [10-Q](/filings/0000950170-24-056459.md) | Quarterly report, period 2024-03-31 | 0000950170-24-056459 |
| 2024-05-08 | 20:19 ET | [8-K](/filings/0000950170-24-055713.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-055713 |
| 2024-04-26 | 15:10 ET | [8-K](/filings/0000950170-24-048746.md) | 5.07 Shareholder vote results | 0000950170-24-048746 |
| 2024-04-25 | 20:15 ET | [8-K](/filings/0000950170-24-048335.md) | 5.02 Departure or appointment of officers or directors | 0000950170-24-048335 |
| 2024-03-15 | 20:23 ET | [DEF 14A](/filings/0000950170-24-032219.md) | Proxy statement, period 2024-03-15 | 0000950170-24-032219 |
| 2024-02-14 | 18:10 ET | [10-K](/filings/0000950170-24-015090.md) | Annual report, period 2023-12-31 | 0000950170-24-015090 |
| 2024-02-07 | 21:34 ET | [8-K](/filings/0000950170-24-012259.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-012259 |
| 2023-11-02 | 16:15 ET | [10-Q](/filings/0000950170-23-057904.md) | Quarterly report, period 2023-09-30 | 0000950170-23-057904 |
| 2023-11-01 | 20:20 ET | [8-K](/filings/0000950170-23-057468.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-23-057468 |
| 2023-09-15 | 20:08 ET | [8-K](/filings/0001104659-23-101196.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-23-101196 |
| 2023-09-11 | 20:48 ET | [8-K](/filings/0001104659-23-099727.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001104659-23-099727 |

Page 1 of 6. [Older](/companies/bkh/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:05 ET. No prices; not investment advice.