Mealey's (February 2, 2018, 11:01 AM EST) -- DENVER — A Colorado federal judge on Jan. 30 denied certification of the plaintiffs’ proposed class in an Employee Retirement Income Security Act lawsuit accusing Oracle Corp. of making imprudent investments and allowing the collection of excessive fees related to its 401(k) plan but granted certification of more narrow subclasses related to the imprudent investment claims (Deborah Troudt, et al. v. Oracle Corporation, et al., No. 16-175, D. Colo., 2018 U.S. Dist. LEXIS 15151)....