Prysmian is trading at €107.15, down 4.46%, amid pressure on Italian shares exposed to the U.S. over concerns about increased regulation following the U.S. midterm results. - A November 4 market report listed Prysmian down 1.96% in that context. - No new Prysmian-specific announcement explaining the decline was identified. - Its latest major news was strong Q3 results and higher 2026 guidance, reported October 29.