Stock markets tumble on oil price spike, FII outflows; Sensex drops 548 points
On October 17, 2026, the BSE Sensex dropped 547.65 points, closing at 71,924.68, following a spike in crude oil prices and foreign fund outflows. The index experienced a peak decline of 796.23 points during the day. Investors face ongoing uncertainty as rate-hike concerns continue to impact market sentiment.