Today’s best-performing Indian stock market

 Here are today’s (12 Dec 2025) best-performing Indian stock market movers — the shares that gained the most on the BSE/NSE today based on live market data: 

📈 Top Gainers (Today’s Best Performing Stocks)

Stock Approx % Gain Sector/Notes

Hindalco Industries Ltd ~+3.37% Metals – strong performance today 

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Tata Steel Ltd ~+3.31% Steel & metals – leading the gains 

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Eternal Ltd ~+2.44% Market mover among gainers 

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UltraTech Cement Ltd ~+2.19% Cement sector – steady gain 

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Nestle India Ltd ~+1.92% Consumer goods – positive movement 

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JSW Steel Ltd ~+1.82% Another steel stock doing well 

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Larsen & Toubro Ltd (L&T) ~+1.75% Engineering & infra – solid gain 

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📊 Market context: The overall Indian indices showed positive momentum today with several metal and industrial shares leading the session’s gains. 

📉 Stocks That Slipped (Today’s Underperformers)

Stock Approx % Change

Hindustan Unilever Ltd (HUL) ~-1.95%

Sun Pharmaceutical Industries Ltd ~-0.76%