Shareholders sued Calpine Corp. and its directors, claiming they are selling Calpine too cheaply to NRG Energy, for $23 a share, or $9.6 billion, a 6.7% premium over market price, in Harris County Court, Houston.
    
Shareholders claim directors of Wendy's International withheld information and engaged in self-dealing, in a class action in Franklin County Court, Columbus, Ohio.
    
TRM Corp. and its directors inflated share price through false and misleading statements, shareholders claim in Portland, Ore., Federal Court.
    
Shareholders claim American International Group inflated the value of its securities through false and misleading statements from May 11, 2007 through May 9, 2008, in Manhattan Federal Court.