In modern economies the stock market functions as both an investment channel for companies to benefit from capital resources and an asset growth opportunity for investors. Strategic research becomes vital for stock market investing because stock prices behave according to economic conditions and psychological forces and financial factors. Different assessment approaches guide investors when they make decisions about stock buying or selling. Approaches used for investment analysis with fundamental analysis occupying a position among the most prevalent methods. The paper evaluates fundamental analysis for stock market decisions through its analysis methods alongside its benefits as well as challenges and confirms its value for investor persistence. Using fundamental analysis the system generated F-score for each Nifty 50 company to establish stock ranking according to market conditions.