The wind industry is fighting back against Exelon's claims that it, and the production tax credit (PTC) is responsible for negative energy prices that are contributing to nuclear plants' financial woes.

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.

News briefs on companies in PJM Interconnection: this week featuring EEI, NextEra, NRG, PPL, Exelon and Dynegy.

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

News briefs on companies in PJM Interconnection: Exelon and Mercuria Energy Group.

Lobbyists from Exelon have descended on Illinois lawmakers, warning that current energy prices and what renewable energy subsidies could force them to shut down three nuclear stations in the state.

The short history of merchant generation in the U.S. is strewn with the fragments of once high-flying Wall Street darlings that crashed and burned. Remember Sithe? Boston Generating? Orion?

Duke Energy's plan to sell its merchant generation in the Midwest is further evidence of the `de-integration' of the utility business.

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.