The merger was expected to be completed on January 16 this year and will make Stellantis’ the world’s fourth-largest automotive manufacturer by volume.
Groupe PSA’s brands include Citroen, Peugeot, Opel, DS Automobiles and Vauxhall, while FCA brands include Fiat, Chrysler, Maserati, Alfa Romeo, Dodge and Jeep.
The approval from shareholders added to the final...