Kalebos, A.H. and Rudianto, D. 2022. Optimization of Stock Portfolio of Value30 Index and Growth30 Index Using The Markowitz Model and Sharpe Model. ADPEBI International Journal of Business and Social Science. 2, 2 (Oct. 2022), 74–84. DOI:https://doi.org/10.54099/aijbs.v2i2.276.