Stock sample report period index calculation method and device

The present invention provides a stock sample report period index calculation method and device, and relates to the financial field. According to the invention, when the operation state parameters of a listed company in the medical industry is in the presetting standard range, the stocks issued by the listed company are recorded as reference samples to allow the recorded reference samples to have high representativeness and high reference value; and the report period index of each reference sample is calculated according to the report period stock price, the general capital of the report period A stock, the report period free circulation amount proportion, the base period stock price, the general capital of the base period A stock, the base period free circulation amount proportion and the presetting base period index of the listed company corresponding to each recorded reference sample, and therefore, about the medical industry, the calculated report period index is very accurate and has reference values to