WASHINGTON (dpa-AFX) - Dominion Energy (D) on Tuesday after the bell announced that it agreed to sell Questar Pipelines to Southwest Gas Holdings Inc. (SWX), in a deal valued at $1.975 billion.Questar
/PRNewswire/ Southwest Gas Holdings, Inc. (NYSE: SWX) announced today that it has entered into a definitive agreement to acquire Dominion Energy Questar.
/PRNewswire/ Dominion Energy (NYSE: D) announced today execution of a definitive agreement to sell Questar Pipelines to Southwest Gas Holdings Inc. (NYSE:.