NiSource and Entergy announced their first-quarter earnings results this week.

Andy Ott, PJM’s executive vice president of markets, will replace Terry Boston as president and CEO later this year, PJM announced Wednesday.

Calpine won PJM stakeholder approval for an initiative that could give generators more flexibility in pricing following an unusually lengthy debate before the Markets and Reliability Committee Thursday.

Record cold weather and falling natural gas prices helped push AEP’s first quarter earnings up 12%.

MISO on Wednesday got an earful of stakeholder suggestions about how to spur interregional transmission projects at the seams with PJM and SPP.

This week's company briefs include news on Exelon, Dominion, Alliant, Alevo, and TVA. Plus the latest from IHS Cera Week and RGGI.

Extreme cold helped drive first quarter earnings at two of Michigan’s utilities, though neither DTE Energy nor CMS Energy enjoyed quite the bump as during the polar vortex last year.

MISO told Illinois officials that the nine-fold price increase the state experienced in this month’s capacity auction was the result of market dynamics.

New England governors last week backed away from their 2013 commitment to share the costs of new gas pipelines and electric transmission, announcing a revised regional energy strategy that gives individual states more flexibility.

Michigan regulators on Thursday approved Wisconsin Energy Corp.’s $9.1 billion acquisition of Illinois-based Integrys Energy — with the condition that the merged companies continue to operate the Presque Isle Power Plant in Michigan’s Upper Peninsula.