The CAC 40 Index decreased 21 points or 0.26 percent on Wednesday to close at 8281 points. The decline was led by Renault (-3.96%), Stellantis NV (-2.57%) and Vinci (-2.19%). On the upside, the strongest performers were STMicroelectronics (3.67%), Eurofins Scientific SE (1.79%) and L'Oreal (1.62%).