Company · CIK 1130464 # BLACK HILLS CORP /SD/ | CIK | [1130464](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001130464) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 4911 — Electric Services | | Incorporated in | SD | | Business address | SD | | Listed | BKH (NYSE) | | First annual or quarterly report | 2001-03-19 | ## Offerings 14 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-296010 | Shelf Effective | 2026-05-19 | 2026-05-19 | 2 | | 333-272739 | Shelf Effective | 2023-06-16 | 2025-09-25 | 6 | | 333-240320 | Shelf Effective | 2020-08-04 | 2023-03-02 | 4 | | 333-240319 | Shelf Effective | 2020-08-04 | 2020-08-04 | 1 | | 333-219705 | Shelf Effective | 2017-08-04 | 2020-06-12 | 7 | | 333-219704 | Shelf Effective | 2017-08-04 | 2017-08-04 | 1 | | 333-197895 | Shelf Effective | 2014-08-06 | 2016-08-10 | 8 | | 333-197894 | Shelf Effective | 2014-08-06 | 2014-08-06 | 1 | | 333-175021 | Shelf Effective | 2011-06-20 | 2013-11-14 | 2 | | 333-176139 | Shelf Effective | 2011-08-08 | 2011-08-08 | 1 | | 333-150669 | Shelf Effective | 2008-05-06 | 2010-11-09 | 4 | | 333-150664 | Shelf Effective | 2008-05-06 | 2008-05-06 | 1 | | 333-141727 | Shelf Effective | 2007-03-30 | 2007-03-30 | 1 | | 333-101541 | Shelf Effective | 2002-11-27 | 2003-05-20 | 5 | ## Filings 46 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-05-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465926063508/0001104659-26-063508-index.htm) Shelf takedown | 333-296010 | 0001104659-26-063508 | | 2026-05-19 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000110465926063475/0001104659-26-063475-index.htm) Shelf registered | 333-296010 | 0001104659-26-063475 | | 2026-02-06 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1130464/999999999526000474/9999999995-26-000474-index.htm) Declared effective | 333-293105 | 9999999995-26-000474 | | 2025-10-30 | [DRS](https://www.sec.gov/Archives/edgar/data/1130464/000110465925103962/0001104659-25-103962-index.htm) Draft made public | 377-08629 | 0001104659-25-103962 | | 2025-09-25 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465925093158/0001104659-25-093158-index.htm) Shelf takedown | 333-272739 | 0001104659-25-093158 | | 2025-05-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465925046199/0001104659-25-046199-index.htm) Shelf takedown | 333-272739 | 0001104659-25-046199 | | 2024-05-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465924060257/0001104659-24-060257-index.htm) Shelf takedown | 333-272739 | 0001104659-24-060257 | | 2023-09-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465923098512/0001104659-23-098512-index.htm) Shelf takedown | 333-272739 | 0001104659-23-098512 | | 2023-06-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465923072348/0001104659-23-072348-index.htm) Shelf takedown | 333-272739 | 0001104659-23-072348 | | 2023-06-16 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000110465923072309/0001104659-23-072309-index.htm) Shelf registered | 333-272739 | 0001104659-23-072309 | | 2023-03-02 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465923027702/0001104659-23-027702-index.htm) Shelf takedown | 333-240320 | 0001104659-23-027702 | | 2021-08-23 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465921108384/0001104659-21-108384-index.htm) Shelf takedown | 333-240320 | 0001104659-21-108384 | | 2020-08-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465920089895/0001104659-20-089895-index.htm) Shelf takedown | 333-240320 | 0001104659-20-089895 | | 2020-08-04 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000110465920089819/0001104659-20-089819-index.htm) Shelf registered | 333-240320 | 0001104659-20-089819 | | 2020-08-04 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000110465920089816/0001104659-20-089816-index.htm) Shelf registered | 333-240319 | 0001104659-20-089816 | | 2020-06-12 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746920003560/0001047469-20-003560-index.htm) Shelf takedown | 333-219705 | 0001047469-20-003560 | | 2020-02-25 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000110465920024421/0001104659-20-024421-index.htm) Shelf takedown | 333-219705 | 0001104659-20-024421 | | 2019-09-26 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746919005459/0001047469-19-005459-index.htm) Shelf takedown | 333-219705 | 0001047469-19-005459 | | 2018-08-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746918005644/0001047469-18-005644-index.htm) Shelf takedown | 333-219705 | 0001047469-18-005644 | | 2018-08-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746918005585/0001047469-18-005585-index.htm) Shelf takedown | 333-219705 | 0001047469-18-005585 | | 2017-08-04 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046417000046/0001130464-17-000046-index.htm) Shelf registered | 333-219704 | 0001130464-17-000046 | | 2017-08-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746917005023/0001047469-17-005023-index.htm) Shelf takedown | 333-219705 | 0001047469-17-005023 | | 2017-08-04 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000104746917005013/0001047469-17-005013-index.htm) Shelf registered | 333-219705 | 0001047469-17-005013 | | 2016-08-10 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746916014873/0001047469-16-014873-index.htm) Shelf takedown | 333-197895 | 0001047469-16-014873 | | 2016-03-18 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746916011344/0001047469-16-011344-index.htm) Shelf takedown | 333-197895 | 0001047469-16-011344 | | 2016-01-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746916009598/0001047469-16-009598-index.htm) Shelf takedown | 333-197895 | 0001047469-16-009598 | | 2015-11-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746915008816/0001047469-15-008816-index.htm) Shelf takedown | 333-197895 | 0001047469-15-008816 | | 2015-11-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746915008815/0001047469-15-008815-index.htm) Shelf takedown | 333-197895 | 0001047469-15-008815 | | 2015-11-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746915008689/0001047469-15-008689-index.htm) Shelf takedown | 333-197895 | 0001047469-15-008689 | | 2015-11-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746915008687/0001047469-15-008687-index.htm) Shelf takedown | 333-197895 | 0001047469-15-008687 | | 2014-08-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046414000137/0001130464-14-000137-index.htm) Shelf registered | 333-197894 | 0001130464-14-000137 | | 2014-08-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000104746914006689/0001047469-14-006689-index.htm) Shelf registered | 333-197895 | 0001047469-14-006689 | | 2013-11-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746913010526/0001047469-13-010526-index.htm) Shelf takedown | 333-175021 | 0001047469-13-010526 | | 2011-08-08 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046411000068/0001130464-11-000068-index.htm) Shelf registered | 333-176139 | 0001130464-11-000068 | | 2011-06-20 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000104746911005946/0001047469-11-005946-index.htm) Shelf registered | 333-175021 | 0001047469-11-005946 | | 2010-11-09 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746910009499/0001047469-10-009499-index.htm) Shelf takedown | 333-150669 | 0001047469-10-009499 | | 2010-07-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746910006379/0001047469-10-006379-index.htm) Shelf takedown | 333-150669 | 0001047469-10-006379 | | 2009-05-11 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000104746909005332/0001047469-09-005332-index.htm) Shelf takedown | 333-150669 | 0001047469-09-005332 | | 2008-05-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046408000158/0001130464-08-000158-index.htm) Shelf registered | 333-150669 | 0001130464-08-000158 | | 2008-05-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046408000155/0001130464-08-000155-index.htm) Shelf registered | 333-150664 | 0001130464-08-000155 | | 2007-03-30 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1130464/000113046407000130/0001130464-07-000130-index.htm) Shelf registered | 333-141727 | 0001130464-07-000130 | | 2003-05-20 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000119312503006075/0001193125-03-006075-index.htm) Shelf takedown | 333-101541 | 0001193125-03-006075 | | 2003-05-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000119312503004756/0001193125-03-004756-index.htm) Shelf takedown | 333-101541 | 0001193125-03-004756 | | 2003-04-25 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000119312503002066/0001193125-03-002066-index.htm) Shelf takedown | 333-101541 | 0001193125-03-002066 | | 2003-04-21 | [424B5](https://www.sec.gov/Archives/edgar/data/1130464/000093066103001835/0000930661-03-001835-index.htm) Shelf takedown | 333-101541 | 0000930661-03-001835 | | 2002-11-27 | [S-3](https://www.sec.gov/Archives/edgar/data/1130464/000093066102004151/0000930661-02-004151-index.htm) Shelf registered | 333-101541 | 0000930661-02-004151 | [All filings of this company](https://equitycapital.markets/filings?cik=1130464) · [CSV](https://equitycapital.markets/filings.csv?cik=1130464) --- Source page: https://equitycapital.markets/company/1130464 · Data: U.S. SEC EDGAR · CC BY 4.0