Factors Affecting the Stock Price : Listed Companies on the Stock Exchange of Thailand the SET100 Index Group

Abstract

The study of factors affecting stock prices is very important because stock prices of companies in the SET100 group are important indicators reflecting the economic situation, political changes, and investors’ confidence in the capital market. This research aims to study the factors affecting stock prices in a group of companies listed in the Stock Exchange of Thailand, SET100 group, whose stock values have been ranked in the SET100 for 10 consecutive years. The research is a quantitative analysis using secondary data consisting of stock prices of companies listed in the SET100 group, dividend yield, Dow Jones Index, GDP growth rate, baht-US dollar exchange rate, inflation rate, and total assets to test the relationship between variables using multiple regression equations to analyze all data statistically, including descriptive statistics analysis and correlation coefficient analysis. And the analysis of the multiple correlation coefficient.

From the study, it was found that the factors that affect the stock price in the same direction as the dividend yield (DIV), GDP growth rate (GDP) and the Dow Jones Index (DJIA). The factors that affect the stock price in the opposite direction are the inflation rate (INF).