Vistra Energy announced plans to retire its coal-fired Monticello plant's three units in January, citing low prices in ERCOT.

Vistra Energy’s acknowledgement last month that it may retire some of its coal fleet sparked a debate at Infocast’s Texas Renewable Energy Summit.

The Berkshire Hathaway Energy bid for Oncor won an immediate endorsement from a key PUCT official Friday, but it may have to overcome a top investor.

Vistra Energy has approached Dynegy regarding a potential takeover that would create the nation’s largest independent power producer.