This study presents a comprehensive performance matrix of six key Nifty sectors – Banking, IT, FMCG, Pharma, Energy, and Infrastructure – over the decade spanning 2014-2024. Employing a mixed-methods approach, this research analyzes sector-specific trends, volatility patterns, and yearly returns to provide actionable insights for investors. The findings reveal significant performance differentials, with Nifty IT emerging as the top-performing sector, while Nifty FMCG demonstrates resilience and Nifty Bank exhibits volatility. Statistical analysis and hypothesis testing validate these trends. This study contributes to the understanding of sector performance dynamics in the Indian stock market, informing investment decisions, risk management strategies, and portfolio diversification.