BSE celebrated the 40th anniversary of Sensex, India's first equity index launched in 1986 with 30 leading stocks. The index, representing nearly 40% of market capitalization, has delivered a 13.4% CAGR, mirroring India's economic growth. BSE leaders highlighted Sensex's evolution into a technology-driven, investor-centric benchmark, symbolizing the capital market's transformation and supporting the 'Viksit Bharat' vision.