The paper investigates the volatility in stock return of Infosys Ltd and TCS Ltd over the five years calendar period (2014-2018).The portfolio options and efficient frontier for the stocks of select companies is constructed for different levels of risk and return by taking monthly closing returns over the study period. The tools used for the purpose of studying volatility in stock return and portfolio options include time moving average method and descriptive statistics. The result of study shows that portfolio one to three are not ideal portfolios whereas portfolio fifth to eleventh are efficient portfolios for investors of both select companies. The investment in the proportion of 30 percent and 70 percent in the stocks of Infosys Ltd and TCS Ltd constitutes Minimum Variance Portfolio for investors.
