Sensex, Nifty updates on 9 September 2025: The Sensex gained 314 points to close at 81,101 and the Nifty ended 95 points higher at 24,869 on Tuesday, supported by IT stocks and hopes of a U.S. Fed rate cut. Infosys surged over 5% after announcing a board meet to consider a share buyback, while Tech Mahindra, Adani Ports, HCL Tech, TCS and Bajaj Finserv also advanced. Trent, UltraTech Cement, NTPC and Eicher Motors were among the laggards.