Boeing Investor Class Victory Draws Questions in Safety Suit

Boeing Co. shareholders wrongly earned class certification in a case over safety statements, a group of law professors and a trade group said.

The certification added to a troubling pattern of lower courts shirking a Supreme Court holding by which stockholders are supposed to pitch a classwide damages model that fits their lawsuit’s theory of liability, the groups told the US Court of Appeals for the Fourth Circuit. The investors’ expert copy-and-pasted a damages model that applies generally to securities fraud lawsuits and promised to devise one for this case later, undermining Comcast Corp. v. Behrend, said the separate ...