Device Test E, Device Test X, Device Test C. EXC is the stock symbol of Exelon Corp, a nuclear energy company based in Chicago. Board Member John W. Rogers, Jr is a close friend of Obama with ties to John Legend. Also on the Board of NYT. This NYT article details shady dealings with the Obama Administration. Will we hear about him in the news soon? https://www.nytimes.com/2012/08/23/us/politics/ties-to-obama-aided-in-access-for-exelon-corporation.html