On April 21, 2026, the Indian stock market experienced a significant upswing, with the Sensex climbing over 700 points to reach 79,234. This surge was fueled by optimism surrounding potential peace talks between the US and Iran, which could lead to lower crude oil prices and reduced inflation risks. Among the most traded stocks, Vodafone Idea saw over 19 crore shares exchanged, rising nearly 3% after a slight decline the previous day. The stock has gained over 13% in April despite a 19% drop in March. Billionbrains Garage Ventures (Groww) also performed well, with more than 14 crore shares traded and a 9% increase in stock price, following a strong quarterly profit report showing a 122% year-on-year increase. Bank of Maharashtra's stock jumped over 7%, reaching a 52-week high of ₹81.17 after announcing a 35% increase in net profit for the fourth quarter. Other notable mentions included Lemon Tree Hotels and Ola Electric Mobility, with varying trading volumes and price movements.