In two actions involving challenges to a consummated acquisition, the Court of Chancery in In re Nymex Shareholder Litigation, Nos. 3621-VCN, 3835-VCN and Greene v. New York Mercantile Exchange, Inc., et al., No. 3835-VCN (Del. Ch. Sept. 30, 2009), read opinion here, dismissed a multitude of conclusory allegations regarding breaches of fiduciary duties of loyalty, due…