Penggunaan Capital Asset Pricing Model (Capm) Untuk Pengelompokan Dan Penilaian Efisiensi Saham (Studi Pada Saham-saham Perusahaan Sektor Pertambangan (Mining) Yang Terdaftar Di Bursa Efek Indonesia (Bei) Periode 2009-2013)

This study aims to classify and rate the stock an efficient based on the method of Capital Asset Pricing Model (CAPM), which is a model of balance that connects the systematic risk with the expected return. The object of this study is the mining sector (mining) 2009-2013. Shares of mining sector have been selected as the sector has a character that are sensitive to the global economy and also some stock into shares driving the stock price index. This type of research is descriptive research with quantitative approach. Samples taken from this study as many as 16 shares of mining sector by using purposive sampling technique sampling. Based on the results of the study concluded that there are eight stocks are rated as stocks efficiently and 8 shares rated stocks inefficient. Stocks are assessed as efficient stock is stock DKFT, PSAB, PTRO, ADRO, KKGI, ITMG, BYAN, and ELSA. Position 8 shares the views of the Security Market Line (SML) is located above the SML or can be regarded as undervalued shares and such shares are owned by investors feasible