/// <summary>
        /// Highest closing price of specified symbol in the past 6 months
        /// </summary>
        /// <param name="symbol"></param>
        /// <returns></returns>
        public static string HighestClosingPrice(string symbol)
        {
            List <Equity> lstEquity = Equity.GetEquityData(symbol, "full");

            return(lstEquity.Where(i => i.Date >= (DateTime.Now.AddMonths(-6))).Select(i => i.CloseValue).Max().ToString());
        }
 /// <summary>
 /// Symbol with the largest return over the past month
 /// </summary>
 /// <param name="symbols"></param>
 /// <returns></returns>
 public static string LargestReturn(string symbols)
 {
     return(Equity.GetLargestReturn(symbols));
 }
        /// <summary>
        /// Average volume of specified symbol in the past 7 days
        /// </summary>
        /// <param name="symbol"></param>
        /// <returns></returns>
        public static string GetAverageVolume(string symbol)
        {
            List <Equity> lstEquity = Equity.GetEquityData(symbol);

            return(lstEquity.Where(i => i.Date >= (DateTime.Now.AddDays(-7))).Average(i => i.Volume).ToString());
        }