On the Record · Black Hills

Black Hills acquisitions, on the record

The businesses Black Hills bought and sold, as its annual reports describe them, with the cash it reported paying for acquisitions each year and every deal filing since 2016.

Deals its annual reports describe

Business	Deal	When	Value
RNG production facility at a landfill in Dubuque, Iowa Word for word“In January 2024, Black Hills Energy Renewable Resources acquired a RNG production facility at a landfill in Dubuque, Iowa.” 10-K for 2023	acquisition	January 2024	—
NorthWestern Word for word“BHC and NorthWestern entered into an all-stock business combination on August 18, 2025.” 10-K for 2025	agreed acquisition	August 18, 2025	—

As filedReported in the company's financial data (XBRL), each linked to its filing
Fiscal year ended	Goodwill from acquisitions
2016-12-31	$939.7 million
2017-12-31	$0
2018-12-31	$0

Deal filings since 2016

2025-10-02 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2025-09-29 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2025-08-19 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2025-05-08 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2024-06-05 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2024-05-16 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2023-09-15 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2023-09-11 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2023-06-20 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2023-03-07 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2021-08-26 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2021-07-19 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2021-02-25 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2020-08-04 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2020-06-17 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2020-02-27 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2019-10-04 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2019-10-01 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2019-06-18 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2018-08-17 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2018-07-31 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2017-08-04 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-08-19 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-08-16 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-08-10 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-03-18 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-02-12 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement
2016-02-12 Form 8-K, Item 2.01: Completion of Acquisition or Disposition of Assets
2016-01-13 Form 8-K, Item 1.01: Entry into a Material Definitive Agreement

Read from Black Hills’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-11. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.