The brutal winter weather boosted earnings for many PJM companies in the first quarter, even while some were absorbing huge costs from strategy shifts.

News briefs on companies in PJM Interconnection; this week featuring PSEG, Exelon, Commonwealth Edison, FirstEnergy and Dominion.

News briefs on companies in PJM Interconnection: this week including Calpine Corp., Public Service Enterprise Group, Exelon Corp., Duke Energy Corp., PPL Corp. and Dominion Virginia Power.

News briefs on companies in PJM Interconnection: this week we focus on AEP, Dominion, Exelon, FirstEnergy, and NRG.

Former FERC Chariman Jon Wellinghoff is coming under fire from some of his old colleagues for comments he has made to the media regarding grid safety.

NRG Energy has become the second-largest generating company in the country, thanks in part to its acquisition of Edison Mission Energy.

News briefs from the states within the PJM footprint. This week we include Illinois, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

Several PJM utilities released their fourth quarter earnings last week, but none made news like Exelon, which warned that it may shut down some of its nuclear generating stations if they can't compete against subsidized renewable generators and stubbornly low natural gas prices.

News briefs from the states within the PJM footprint. This week we include Illinois, Kentucky, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

News briefs on companies in PJM Interconnection: Dominion, Duke, Exelon, and AEP.