Stocks move midday after earnings, analyst calls and a court ruling

Several stocks moved sharply in midday trading as investors reacted to earnings reports, analyst ratings and a patent ruling. Rogers rose after the circuit materials maker issued betterthanexpected fullyear earnings guidance. United Therapeutics climbed after a Delaware court found Liquidia infringed one of its patents, while Liquidia fell and trading was halted. Jabil declined despite beating expectations on quarterly results and raising guidance, and Concentrix gained after reporting stronger adjusted earnings even as its outlook came in below estimates. Elsewhere, Moderna fell after Citi downgraded the stock to sell, while FormFactor advanced after Deutsche Bank began coverage with a buy rating. CalMaine Foods slipped after posting a widerthanexpected quarterly loss.