Seven months ago, Ms. Investor purchased 400 shares of stock on margin at a price per share of $36. The initial margin requirement on her account is 70 percent and the maintenance margin is 40 percent. The annualized call money rate is 3.50% per annum, and based on her credit risk, she pays 150 basis points of spread. Today, she sold these shares for $37.50 each. What is her annualized holding period rate of return? Assume that the stock paid a dividend of $0.25 a share one day before Ms. Investor sold the shares. Also, assume that Ms. Investor never received a margin call in these seven months.