Stock market news, Oct. 19 -- The Indian stock market ended on a positive note on Friday, with the Sensex increasing by approximately 484 points or 0.58% to reach 83,967, while the Nifty 50 rose by 125 points or 0.49% to 25,709. This surge followed a sluggish beginning, impacted by underperforming Asian markets and geopolitical uncertainties, but robust buying in major stocks like Asian Paints, Bharti Airtel, M&M, ITC, HUL, and Reliance Industries led to a strong closing.

Experts noted that notably, declining crude oil prices eased cost pressures and benefited stocks sensitive to raw material costs, particularly paint companies that experienced significant increases. Moreover, SEBI's announcement to enhance rules regarding algorithmic an...