Abstract :
This study aims to prove the influence of macroeconomic factors as variables moderate the relationship between trading volume and share of net income to the company's stock price - the company listed in Indonesia Stock Exchange. Samples used in this study are financial sector companies that are listed on the Stock Exchange during the period 2007-2009. The sampling technique used was purposive sampling and obtaining a sample of 45 companies. The research data obtained www.sahamok.com to its financial statements or www.yahoofinance.com and www.bi.go.id to obtain data rates and inflation SBI. Data analysis technique used is the method of Moderating Regression Analysis (MRA) and hypothesis testing using t test to test partially. It also tested the classical assumptions that included tests of normality, multicollinearity test, test of heteroscedasticity and autocorrelation test to produce good regression model. From the analysis of the financial sector companies showed that the partial macroeconomic factors (inflation and Interest Rate) as a moderate variable does not affect the relationship between trading volume and net profit shares on stock prices. Predictive ability of the four independent variables on stock prices by 39.3% as shown by the large value of R2 for 0.393 while the remaining 60.7% of other factors that influenced not included in the research model.