CAC 40 Slids 1.1% As Oil Rises Amid U.S.-Iran Tensions

French stocks fell on April 20, 2026 as rising U.S.-Iran tensions and related maritime incidents weighed on sentiment, pushing the CAC 40 down 95.81 points (1.14%) to 8,329.32. Geopolitical risk and a closed Strait of Hormuz lifted oil prices, supporting energy names such as TotalEnergies (up >2%), while heavyweights including ArcelorMittal (-3.7%) and EssilorLuxottica (-3.5%) led declines. Several other major French firms lost 1–3% as investors re-priced inflation and interest-rate risks amid the escalation. Eurostat data added to the cautious tone: Eurozone exports fell 6.7% year-on-year in February and imports dropped 2.2%. Overall the piece is a market commentary linking geopolitical developments, commodity (oil) strength and macro data to a modestly bearish move in the France 40 index.