The Sensex surged by 666 points to close at 85,836, while the Nifty rose 211 points, finishing at 26,216 on September 26. Both indices hit lifetime highs during the day, with the Sensex reaching 85,930 and Nifty touching 26,250. Auto and banking stocks led the rally, pushing Nifty Bank and Nifty Auto to new peaks at 54,467 and 27,526, respectively. Auto giants like M&M, Tata Motors, and Maruti Suzuki boosted the market. Analysts credit this optimism to anticipated government spending and China’s economic stimulus.