This paper establishes the index system comprehensive reflected Shared economic concept stock investment value using DEA method. Selecting of C2R model, 13 listed companies of shared economic concept has carried on the empirical analysis in the Shanghai stock exchange. Get DEA efficiency index, projection and the stock price, net assets per share and earnings per share on the influence of DEA validity. Calculate the relative stocks investment value. Evaluate whether the listed company is effective in scale and technology. It provides a new way to evaluate the value of stock investment with innovative business model.