Why is stock market up today? Sensex jumps 900 points, Nifty above 22,850 - Top 3 reasons explained

The Sensex jumped nearly 900 points, or 1.20%, to its intraday high of 73,658, while the Nifty 50 climbed nearly 250 points, or 1.10%, to its day's high of 22,870, driven by strong buying in banking, financial services, and metal stocks.