| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 13, 2024 | |
| SC 13G/A | Report | Jan 25, 2024 | ||
| SC 13G/A | Report | Jan 22, 2024 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2023 | |
| SC 13G/A | Report | Feb 9, 2023 | ||
| SC 13G/A | Report | Jan 26, 2023 | ||
| SC 13G/A | Report | Jan 20, 2023 | ||
| SC 13G/A | Report | Jul 11, 2022 | ||
| SC 13G/A | Report | Feb 10, 2022 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2022 | |
| SC 13G/A | Report | Jan 28, 2022 | ||
| SC 13G | Report | Feb 11, 2021 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2021 | |
| SC 13G/A | Report | SEC SCHEDULE 13G | Feb 4, 2021 | |
| SC 13G/A | Report | Jan 26, 2021 | ||
| SC 13G | Report | Feb 13, 2020 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | Feb 4, 2020 | ||
| SC 13G | Report | SEC SCHEDULE 13G | Jan 28, 2020 | |
| SC 13G/A | Report | Mar 11, 2019 | ||
| SC 13G | Report | BLACK HILLS CORPORATION | Feb 13, 2019 | |
| SC 13G/A | Report | Feb 11, 2019 | ||
| SC 13G/A | Report | Jan 24, 2019 | ||
| SC 13G | Report | BLACK HILLS CORPORATION | Feb 14, 2018 | |
| SC 13G/A | Report | Feb 8, 2018 | ||
| SC 13G/A | Report | Feb 8, 2018 | ||
| SC 13G/A | Report | Sep 8, 2017 | ||
| SC 13G/A | Report | Feb 10, 2017 | ||
| SC 13G | Report | BLACK HILLS CORPORATION | Feb 9, 2017 | |
| SC 13G/A | Report | Jan 12, 2017 | ||
| SC 13G | Report | BLACK HILLS CORPORATION | Feb 12, 2016 | |
| SC 13G | Report | BLACKHILLS CORPORATION | Feb 10, 2016 | |
| SC 13G/A | Report | Feb 10, 2016 | ||
| SC 13G/A | Report | Jan 8, 2016 | ||
| SC 13G | Report | BKH | Feb 11, 2015 | |
| SC 13G/A | Report | Feb 11, 2015 | ||
| SC 13G/A | Report | Jan 9, 2015 | ||
| SC 13G/A | Report | Feb 11, 2014 | ||
| SC 13G/A | Report | Jan 10, 2014 | ||
| SC 13G | Report | Feb 13, 2013 | ||
| SC 13G | Report | Feb 12, 2013 | ||
| SC 13G/A | Report | SC 13G/A | Feb 1, 2013 | |
| SC 13G | Report | Jan 30, 2013 | ||
| SC 13G/A | Report | Jan 11, 2013 | ||
| SC 13G/A | Report | BLACK HILLS CORP 01-2012 | Feb 9, 2012 | |
| SC 13G | Report | BLACK HILLS CORP. ANNUAL | Feb 9, 2012 | |
| SC 13G/A | Report | Jan 10, 2012 | ||
| SC 13G/A | Report | BLACK HILLS CORP NOVEMBER 2011 AMMENDMENT | Dec 12, 2011 | |
| SC 13G | Report | Feb 11, 2011 | ||
| SC 13G/A | Report | BKH AS OF 12/31/10 | Feb 10, 2011 | |
| SC 13G/A | Report | Nov 5, 2010 | ||
| SC 13G | Report | Feb 12, 2010 | ||
| SC 13G/A | Report | BKH AS OF 12/31/2009 | Feb 12, 2010 | |
| SC 13G/A | Report | SCHEDULE 13G AMENDMENT NO. 1 | Jan 27, 2010 |