Mealey's (July 28, 2022, 2:05 PM EDT) -- CHICAGO — A federal district court did not err in dismissing claims brought against an options exchange and two of its related entities for alleged violations of the Securities Exchange Act and the Commodity Exchange Act (CEA) based on their negligent design and oversight of a volatility index that traders were able to manipulate at the expense of other traders because the traders that brought the action failed to sufficiently state a claim for relief, a Seventh Circuit U.S. Court of Appeals panel ruled in affirming on July 27....