Mealey's (February 21, 2023, 1:56 PM EST) -- WASHINGTON, D.C. — The U.S. Supreme Court on Feb. 21 denied an investor’s request for review in which the investor argued that an 11th Circuit U.S. Court of Appeals panel’s ruling upholding the dismissal of class claims against an investment broker and its parent company has created a split among the circuits as to guidance pertaining to key language used in the Securities Litigation Uniform Standards Act (SLUSA)....