InvestmentsTop Global NewsMarketsReal Estate Stellantis shares rise on debut in Milan and Paris By financialnews_rlv83x - January 18, 2021 0 258 Shares in Stellantis rose on their first trading day on Monday, after the world’s fourth largest carmaker was created on Saturday with the completion of the US$52 billion merger between Fiat Chrysler and Peugeot maker PSA.