Top gainers losers today 17th Sep 2025: Markets surge as Nifty tops 25,300 mark, Sensex up 360 pts led by PSU banks, defence & auto stocks

Market Overview - Equity markets experienced a significant rally, with Nifty 50 surpassing the 25,300 mark and Sensex gaining over 360 points, driven by strong investor confidence following US-India trade talks [1] - The Nifty PSU Bank index led sectoral gains, while healthcare, metal, consumer durables, and pharma stocks saw declines [3] Index Performance - Sensex traded 310.09 points or 0.38% higher at 82,690.78, and Nifty traded 89.50 points or 0.35% positive at 25,328.60 [2] - The smallcap index outperformed the midcap index, gaining 0.74%, while the midcap index rose 0.17% [2] Sector Performance - Gains were primarily observed in financials, auto, IT, and oil & gas sectors, while the defence index rose over 2% [1][3] - Among the top gainers in the Sensex firms were Tata Consumer Products, Bharat Electronics, and Kotak Mahindra Bank, while Titan and Tata Steel were among the major laggards [4] Stock Movements - A total of 3,024 stocks were traded on the National Stock Exchange, with 1,827 advancing and 1,107 declining [4] - Seventy-two stocks, including JSW Steel and Dalmia Bharat, hit their 52-week highs, while 19 stocks recorded 52-week lows [5] Midcap and Smallcap Highlights - In the midcap segment, Aditya Birla Fashion and Kalyan Jewellers saw gains of 3-5%, while Vodafone Idea and NHPC declined slightly [6] - Smallcap index gainers included GRSE and MCX, with upticks of 4-7%, while Godfrey Phillips and IndiaMart dropped 1-2% [6] BSE Performance - On the BSE, KNR Constructions and PC Jeweller surged 6-8%, while Moschip and Home First depreciated by 2-3% [7]