public bool IsAllowNegativeBalanceForSecurity(int nSecuirtyTypeCodeID, string sConnectionString)
 {
     try
     {
         using (var objTradingTransactionDAL = new InsiderTradingDAL.TradingTransactionDAL())
         {
             return(objTradingTransactionDAL.IsAllowNegativeBalanceForSecurity(nSecuirtyTypeCodeID, sConnectionString));
         }
     }
     catch (Exception exp)
     {
         throw exp;
     }
 }