Companhia Energetica Minas Gerais (ADR) (NYSE:CIG) had its stock coverage assumed at Goldman Sachs Group Inc (NYSE:GS). The firm assigned buy rating on the stock. That positive rating of the stock came hot on the heels of the upgrade from Zacks, where analysts at Zacks assigned neutral on the stock from underperform. Companhia Energetica Minas Gerais (ADR) (NYSE:CIG) stock performance was 0.89% in last session and finished the day at $6.80. Traded volume was 5.54million shares in the last session and the average volume of the stock remained 5.96million shares. The beta of the stock remained 1.03.

AES Corporation (NYSE:AES), the leading manufacturer of private wireless communications equipment, today announced the first public showing of two new tools that boost user efficiencies and reduce installation time associated with deploying and supporting AES-IntelliNet fire and burglary alarm communications solutions. AES Corp (NYSE:AES) rose 1.93 percent to $14.29 Friday on volume of 5.88million shares. The intra-day range of the stock was $14.07 to $14.31. AES Corp (NYSE:AES) has a market capitalization of $10.34billion.

Exelon Corporation (NYSE:EXC), which owns and operates Unit 1, says on its website, “Three Mile Island, like all U.S. nuclear energy facilities, is based on a ‘defense-in-depth’ design, which means there are redundant layers of safety. There are multiple layers of safety systems to provide water to the reactor core. Exelon Corporation (NYSE:EXC)’s stock on Mar 28, 2014 reported a increase of 1.43% to the closing price of $33.29. Its fifty two weeks range is $26.45-$37.80. The total market capitalization recorded $28.54billion. The overall volume in the last trading session was 7.20million shares. In its share capital, EXC has 856.00million outstanding shares.

PG&E Corporation (NYSE:PCG), owner of California’s largest utility, fell 3.8 percent to $41.98 after saying it expects to face criminal charges for the 2010 explosion of one of its natural gas pipelines that killed eight people. On Friday, shares of PG&E Corporation (NYSE:PCG) dropped -4.01% to close the day at $41.89. Company return on investment (ROI) is 5.10% and its monthly performance is recorded as -2.45%. PG&E Corporation (NYSE:PCG) quarterly revenue growth is 4.46%.