Black Hills Corp. and NorthWestern Energy announced Tuesday an agreement to merge in an all-stock, tax-free transaction ...

Black Hills and NorthWestern Energy said on Tuesday they would merge, creating a $15.4 billion regulated electric and natural ...

The two energy groups announced on Wednesday a merger to create a premier regional electric and natural gas company.

Black Hills and NorthWestern Energy have entered a definitive agreement that will establish a electric and natural gas ...

The utility will have a market capitalization of approximately $7.8 billion, based on each company’s closing stock price as ...

Black Hills Corp. and NorthWestern Energy have agreed to merge in an all-stock, tax-free deal that will create a $15.4 billion regional regulated utility serving 2.1 million customers across eight ...

NorthWestern shareholders will receive 0.98 shares of Black Hills for each held. Black Hills stockholders would own roughly ...

The combined company will be worth $15.4 billion, based on each company's closing stock price on Monday, and have about 2.1 ...

PUEBLO, Colo. (KKTV) - Black Hills Energy has announced it is merging with upper Midwest-based utilities company NorthWestern ...

Rapid City, S.D.-based Black Hills Corp. and Sioux Falls, S.D.-based NorthWestern Energy Group Inc. will merge in an ...

Black Hills Energy announced a blockbuster $15.4 billion merger Tuesday with NorthWestern Energy in a deal the companies say ...