Sensex, Nifty updates on 18 September 2023: India’s benchmark indices, Sensex and Nifty, saw a mild decline on Monday, pausing their record-breaking streak. Investors closely monitored global economic developments and awaited central bank decisions, especially from the U.S. Federal Reserve. The Nifty 50 closed down 0.35% at 20,122.55 points, and the Sensex slipped 0.36% to 67,596.84 points. In a subdued trading session, PSU Banks stole the spotlight, with ten out of eleven banks in the NIFTY PSU Bank Index hitting their 52-week highs.