TXU Corp. (NYSE: TXU), a Dallas-based energy company, has announced the preliminary settlement of the securities class action pending against the company in the N.D. of Tex. The case was originally filed in Oct. 2002 and alleges that the company misled investors about its financial performance. The settlement is for $150 million, with at least $66 million to be paid by TXU’s insurers, and also includes certain corporate governance reforms.