ABSTRAK Tujuan penelitian ini adalah untuk mengetahui adanya pengaruh Capital Adequacy Ratio, Earning Asset, Operational Efficiency, dan Loan to Deposit Ratio baik secara simultan maupun secara parsial terhadap tingkat profitabilitas di sektor perbankan yang terdaftar di BEI periode 2009-2013. Pendekatan penelitian yang digunakan dalam penelitian ini adalah kuantitatif. Pengambilan sampel menggunakan metode purposive sampling dan diperoleh sampel sebanyak 10 perusahaan. untuk pengujian ,instrumen digunakan uji asumsi klasik, sedangkan terkinik analisis data yang digunakan untuk menguji hipotesis adalah menggunakan regresi linear berganda dengan memakai uji F dan uji t. Berdasarkan hasil uji simultan (uji F) didapatkan hasil bahwa variabel capital adequacy ratio, earning asset, operational efficiency, dan loan deposit to ratio berpengaruh positif signifikan terhadap profitabilitas pada perusahaan perbankan yang menjadi sampel penelitian. Berdasarkan uji t didapatkan hasil bahwa variabel capital adequacy ratio, earning asset, loan deposit to ratio tidak berpengaruh secara signifikan terhadap tingkat profitabilitas. Sedangkan hasil uji t pada operational efficiency didapatkan hasil bahwa operational efficiency memiliki pengaruh yang signifikan terhadap profitabilitas. Kata kunci : Capital adequacy Ratio, Earning Asset, Operational efficiency, Loan to Deposit Ratio, Profitabilitas

ABSTRACT The purpose of this study is to find out of influence, either simultaneously or partially, of Capital Adequacy Ratio, Earning Asset, Operational Efficiency, and Loan To Deposit Ratio to the Profitability of bank that are listed in the Indonesia Stock Exchange during 2009 until 2013. The study applies quantitative method. The samples are taken purposively as many as 10 companies. The instrumens are tested by using Classical Assumption test, while the data is analyzed by using multiple linear regressions with the F-test an t-test. The result show on the F-test, the variabel of Capital Adequacy Ratio, Earning Asset, Operational Efficiency, and Loan To Deposit Ratio simultaneously effects of profitability in significant. Based on the t-test shows that, partially, the variabels of Capital Adequacy Ratio, Earning Asset, and Loan to Deposit Ratio had not significant influence tobanking profitability. While variabel of Operational Efficiency had significant influence to banking profitability. Keyword : Capital adequacy Ratio, Earning Asset, Operational efficiency, Loan to Deposit Ratio, Profitabilitas

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