The Sensex and Nifty opened with down in early trade today. The Sensex started trading today at 77,483.80, down at 181.11 points or 0.22%, and the Nifty was at 24,100.05, down at 72.50 points or 0.30%. The rupee was trading today at 94.25 against the USA dollar. Oil prices jumped after tensions in the Strait of Hormuz, pushing Brent crude to $106 per barrel.