In that report, you will explain why you chose those stocks, how is the risk and return of your portfolio, and other metrics that are necessary to evaluate the performance of a fund. In your final report, write about your investment policy and investment strategy. Also, write about how you conducted asset allocation and security selection. And finally, measure the portfolio performance. There are a couple of measures to do so. Read the following article: https://www.investopedia.com/articles/08/performance-measure.asp