Stock market today: Which are top 10 gainers and losers on NSE & BSE on February 12? Check list

Core Insights - The benchmark equity indices in India experienced a decline, primarily driven by a significant sell-off in technology stocks due to global uncertainties and concerns regarding AI-led disruptions in IT services [9][8] - The BSE Sensex fell by 558.72 points, or 0.66%, closing at 83,674.92, while the NSE Nifty dropped by 146.65 points, or 0.57%, ending at 25,807.20 [9] - Major technology companies such as Tech Mahindra, Infosys, and Tata Consultancy Services (TCS) saw declines of nearly 6% each, marking them as significant laggards on the Sensex [9][7] Company Performance - Tech Mahindra experienced a decline of 5.99%, Infosys fell by 5.84%, and TCS decreased by 5.49% [9][7] - Other companies that ended in the red include HCL Technologies (-4.87%), Wipro (-4.67%), Mahindra & Mahindra (-2.23%), and Hindustan Unilever (-2.17%) [9][7] - In contrast, Bajaj Finance was among the top gainers, increasing by 3.12%, followed by Shriram Finance (2.47%) and Eicher Motors (2.22%) [9][7] Sectoral Analysis - The Focussed IT sector saw the most significant decline, dropping by 5.40%, followed closely by the broader IT sector, which fell by 5.29% [9][8] - Broader market indices also reflected negative sentiment, with the BSE MidCap Select Index decreasing by 0.48% and the SmallCap Select Index slipping by 0.28% [9][8] Market Sentiment - Investor sentiment was dampened by concerns over AI's impact on service-intensive sectors, leading to a structural transformation in IT services that may challenge traditional outsourcing models [8][9] - Geopolitical tensions, particularly between the US and Iran, are contributing to a cautious approach among investors in the near term [8][9]