The domestic stock market rallied, driven by positive trends in US markets. The BSE Sensex surged 592.78 points to 77,498.29, while the NSE Nifty rose 169.3 points to 23,519.70. Major gainers included Power Grid, Kotak Mahindra Bank, L&T, and HDFC Bank, while Titan, M&M, and Infosys lagged.  

Foreign Institutional Investors (FIIs) bought ₹7,470.36 crore in equities on March 21. Despite weaker Asian markets, US indices closed higher. V.K. Vijayakumar of Geojit Investment Services attributed the Indian market's strong performance to improving economic conditions and fair valuations, attracting FIIs.  

Brent crude fell 0.40% to $71.87 per barrel. Last week, the Sensex gained 3,076.6 points (4.16%), and the Nifty jumped 953.2 points (4.25%). On March 21, the Sensex closed at 76,905.51 (+557.45 points), while the Nifty ended at 23,350.40 (+159.75 points).