public void ComputeMarginProperlyAsSecurityPriceFluctuates() { const decimal leverage = 1m; const int quantity = (int)(1000 * leverage); var securities = new SecurityManager(TimeKeeper); var transactions = new SecurityTransactionManager(securities); var portfolio = new SecurityPortfolioManager(securities, transactions); portfolio.CashBook["USD"].Quantity = quantity; var config = CreateTradeBarDataConfig(SecurityType.Equity, "AAPL"); securities.Add(new Security(SecurityExchangeHours.AlwaysOpen, config, leverage, false)); var time = DateTime.Now; const decimal buyPrice = 1m; var security = securities["AAPL"]; security.SetMarketPrice(new TradeBar(time, "AAPL", buyPrice, buyPrice, buyPrice, buyPrice, 1)); var order = new MarketOrder("AAPL", quantity, time) { Price = buyPrice }; var fill = new OrderEvent(order) { FillPrice = buyPrice, FillQuantity = quantity }; Assert.AreEqual(portfolio.CashBook["USD"].Quantity, fill.FillPrice * fill.FillQuantity); portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var newOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) { Price = buyPrice }; bool sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, newOrder); Assert.IsFalse(sufficientCapital); // now the stock doubles, so we should have margin remaining time = time.AddDays(1); const decimal highPrice = buyPrice * 2; security.SetMarketPrice(new TradeBar(time, "AAPL", highPrice, highPrice, highPrice, highPrice, 1)); Assert.AreEqual(quantity, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity * 2, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var anotherOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) { Price = highPrice }; sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, anotherOrder); Assert.IsTrue(sufficientCapital); // now the stock plummets, so we should have negative margin remaining time = time.AddDays(1); const decimal lowPrice = buyPrice / 2; security.SetMarketPrice(new TradeBar(time, "AAPL", lowPrice, lowPrice, lowPrice, lowPrice, 1)); Assert.AreEqual(-quantity / 2m, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity / 2m, portfolio.TotalPortfolioValue); // this would not cause a margin call due to leverage = 1 bool issueMarginCallWarning; var marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreEqual(0, marginCallOrders.Count); // now change the leverage and buy more and we'll get a margin call security.SetLeverage(leverage * 2); order = new MarketOrder("AAPL", quantity, time) { Price = buyPrice }; fill = new OrderEvent(order) { FillPrice = buyPrice, FillQuantity = quantity }; portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.TotalPortfolioValue); marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreNotEqual(0, marginCallOrders.Count); Assert.AreEqual(-security.Holdings.Quantity, marginCallOrders[0].Quantity); // we bought twice Assert.GreaterOrEqual(-portfolio.MarginRemaining, security.Price * marginCallOrders[0].Quantity); }
public void ComputeMarginProperlyAsSecurityPriceFluctuates() { const decimal leverage = 1m; const int quantity = (int) (1000*leverage); var securities = new SecurityManager(TimeKeeper); var transactions = new SecurityTransactionManager(securities); var orderProcessor = new OrderProcessor(); transactions.SetOrderProcessor(orderProcessor); var portfolio = new SecurityPortfolioManager(securities, transactions); portfolio.CashBook["USD"].SetAmount(quantity); var config = CreateTradeBarDataConfig(SecurityType.Equity, Symbols.AAPL); securities.Add(new Security(SecurityExchangeHours, config, new Cash(CashBook.AccountCurrency, 0, 1m), SymbolProperties.GetDefault(CashBook.AccountCurrency))); var security = securities[Symbols.AAPL]; security.SetLeverage(leverage); var time = DateTime.Now; const decimal buyPrice = 1m; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, buyPrice, buyPrice, buyPrice, buyPrice, 1)); var order = new MarketOrder(Symbols.AAPL, quantity, time) {Price = buyPrice}; var fill = new OrderEvent(order, DateTime.UtcNow, 0) { FillPrice = buyPrice, FillQuantity = quantity }; orderProcessor.AddOrder(order); var request = new SubmitOrderRequest(OrderType.Market, security.Type, security.Symbol, order.Quantity, 0, 0, order.Time, null); request.SetOrderId(0); orderProcessor.AddTicket(new OrderTicket(null, request)); Assert.AreEqual(portfolio.CashBook["USD"].Amount, fill.FillPrice*fill.FillQuantity); portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var newOrder = new MarketOrder(Symbols.AAPL, 1, time.AddSeconds(1)) {Price = buyPrice}; bool sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, newOrder); Assert.IsFalse(sufficientCapital); // now the stock doubles, so we should have margin remaining time = time.AddDays(1); const decimal highPrice = buyPrice * 2; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, highPrice, highPrice, highPrice, highPrice, 1)); Assert.AreEqual(quantity, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity * 2, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var anotherOrder = new MarketOrder(Symbols.AAPL, 1, time.AddSeconds(1)) { Price = highPrice }; sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, anotherOrder); Assert.IsTrue(sufficientCapital); // now the stock plummets, so we should have negative margin remaining time = time.AddDays(1); const decimal lowPrice = buyPrice/2; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, lowPrice, lowPrice, lowPrice, lowPrice, 1)); Assert.AreEqual(-quantity/2m, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity/2m, portfolio.TotalPortfolioValue); // this would not cause a margin call due to leverage = 1 bool issueMarginCallWarning; var marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreEqual(0, marginCallOrders.Count); // now change the leverage and buy more and we'll get a margin call security.SetLeverage(leverage * 2); order = new MarketOrder(Symbols.AAPL, quantity, time) { Price = buyPrice }; fill = new OrderEvent(order, DateTime.UtcNow, 0) { FillPrice = buyPrice, FillQuantity = quantity }; portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.TotalPortfolioValue); marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreNotEqual(0, marginCallOrders.Count); Assert.AreEqual(-security.Holdings.Quantity, marginCallOrders[0].Quantity); // we bought twice Assert.GreaterOrEqual(-portfolio.MarginRemaining, security.Price * marginCallOrders[0].Quantity); }
public void ComputeMarginProperlyAsSecurityPriceFluctuates() { const decimal leverage = 1m; const int quantity = (int) (1000*leverage); var securities = new SecurityManager(TimeKeeper); var transactions = new SecurityTransactionManager(securities); var portfolio = new SecurityPortfolioManager(securities, transactions); portfolio.CashBook["USD"].Quantity = quantity; var config = CreateTradeBarDataConfig(SecurityType.Equity, "AAPL"); securities.Add(new Security(SecurityExchangeHours, config, leverage, false)); var time = DateTime.Now; const decimal buyPrice = 1m; var security = securities["AAPL"]; security.SetMarketPrice(new TradeBar(time, "AAPL", buyPrice, buyPrice, buyPrice, buyPrice, 1)); var order = new MarketOrder("AAPL", quantity, time) {Price = buyPrice}; var fill = new OrderEvent(order){FillPrice = buyPrice, FillQuantity = quantity}; Assert.AreEqual(portfolio.CashBook["USD"].Quantity, fill.FillPrice*fill.FillQuantity); portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var newOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) {Price = buyPrice}; bool sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, newOrder); Assert.IsFalse(sufficientCapital); // now the stock doubles, so we should have margin remaining time = time.AddDays(1); const decimal highPrice = buyPrice * 2; security.SetMarketPrice(new TradeBar(time, "AAPL", highPrice, highPrice, highPrice, highPrice, 1)); Assert.AreEqual(quantity, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity * 2, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var anotherOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) { Price = highPrice }; sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, anotherOrder); Assert.IsTrue(sufficientCapital); // now the stock plummets, so we should have negative margin remaining time = time.AddDays(1); const decimal lowPrice = buyPrice/2; security.SetMarketPrice(new TradeBar(time, "AAPL", lowPrice, lowPrice, lowPrice, lowPrice, 1)); Assert.AreEqual(-quantity/2m, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity/2m, portfolio.TotalPortfolioValue); // this would not cause a margin call due to leverage = 1 bool issueMarginCallWarning; var marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreEqual(0, marginCallOrders.Count); // now change the leverage and buy more and we'll get a margin call security.SetLeverage(leverage * 2); order = new MarketOrder("AAPL", quantity, time) { Price = buyPrice }; fill = new OrderEvent(order) { FillPrice = buyPrice, FillQuantity = quantity }; portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.TotalPortfolioValue); marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.AreNotEqual(0, marginCallOrders.Count); Assert.AreEqual(-security.Holdings.Quantity, marginCallOrders[0].Quantity); // we bought twice Assert.GreaterOrEqual(-portfolio.MarginRemaining, security.Price * marginCallOrders[0].Quantity); }
public void ComputeMarginProperlyAsSecurityPriceFluctuates() { const int quantity = 1000; var securities = new SecurityManager(); var transactions = new SecurityTransactionManager(securities); var portfolio = new SecurityPortfolioManager(securities, transactions); portfolio.CashBook["USD"].Quantity = quantity; var config = new SubscriptionDataConfig(typeof(TradeBar), SecurityType.Equity, "AAPL", Resolution.Minute, true, true, true, true, true, 0); securities.Add(new Security(config, 1, false)); var time = DateTime.Now; const decimal buyPrice = 1m; securities["AAPL"].Update(time, new TradeBar(time, "AAPL", buyPrice, buyPrice, buyPrice, buyPrice, 1)); var order = new MarketOrder("AAPL", quantity, time) { Price = buyPrice }; var fill = new OrderEvent(order) { FillPrice = buyPrice, FillQuantity = quantity }; Assert.AreEqual(portfolio.CashBook["USD"].Quantity, fill.FillPrice * fill.FillQuantity); portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var newOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) { Price = buyPrice }; bool sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, newOrder); Assert.IsFalse(sufficientCapital); // now the stock doubles, so we should have margin remaining time = time.AddDays(1); const decimal highPrice = buyPrice * 2; securities["AAPL"].Update(time, new TradeBar(time, "AAPL", highPrice, highPrice, highPrice, highPrice, 1)); Assert.AreEqual(quantity, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity * 2, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var anotherOrder = new MarketOrder("AAPL", 1, time.AddSeconds(1)) { Price = highPrice }; sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, anotherOrder); Assert.IsTrue(sufficientCapital); // now the stock plummets, so we should have negative margin remaining time = time.AddDays(1); const decimal lowPrice = buyPrice / 2; securities["AAPL"].Update(time, new TradeBar(time, "AAPL", lowPrice, lowPrice, lowPrice, lowPrice, 1)); Assert.AreEqual(-quantity / 2m, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity / 2m, portfolio.TotalPortfolioValue); // this would cause a margin call var marginCallOrders = portfolio.ScanForMarginCall(); Assert.AreNotEqual(0, marginCallOrders.Count); Assert.AreEqual(-quantity, marginCallOrders[0].Quantity); Assert.GreaterOrEqual(-portfolio.MarginRemaining, marginCallOrders[0].Price * marginCallOrders[0].Quantity); }
public void ComputeMarginProperlyAsSecurityPriceFluctuates() { const decimal leverage = 1m; const int quantity = (int)(1000 * leverage); var securities = new SecurityManager(TimeKeeper); var transactions = new SecurityTransactionManager(securities); var orderProcessor = new OrderProcessor(); transactions.SetOrderProcessor(orderProcessor); var portfolio = new SecurityPortfolioManager(securities, transactions); portfolio.CashBook["USD"].SetAmount(quantity); var config = CreateTradeBarDataConfig(SecurityType.Equity, Symbols.AAPL); securities.Add(new Security(SecurityExchangeHours, config, new Cash(CashBook.AccountCurrency, 0, 1m), SymbolProperties.GetDefault(CashBook.AccountCurrency))); var security = securities[Symbols.AAPL]; security.SetLeverage(leverage); var time = DateTime.Now; const decimal buyPrice = 1m; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, buyPrice, buyPrice, buyPrice, buyPrice, 1)); var order = new MarketOrder(Symbols.AAPL, quantity, time) { Price = buyPrice }; var fill = new OrderEvent(order, DateTime.UtcNow, 0) { FillPrice = buyPrice, FillQuantity = quantity }; orderProcessor.AddOrder(order); var request = new SubmitOrderRequest(OrderType.Market, security.Type, security.Symbol, order.Quantity, 0, 0, order.Time, null); request.SetOrderId(0); orderProcessor.AddTicket(new OrderTicket(null, request)); Assert.AreEqual(portfolio.CashBook["USD"].Amount, fill.FillPrice * fill.FillQuantity); portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var newOrder = new MarketOrder(Symbols.AAPL, 1, time.AddSeconds(1)) { Price = buyPrice }; bool sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, newOrder); Assert.IsFalse(sufficientCapital); // now the stock doubles, so we should have margin remaining time = time.AddDays(1); const decimal highPrice = buyPrice * 2; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, highPrice, highPrice, highPrice, highPrice, 1)); Assert.AreEqual(quantity, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity * 2, portfolio.TotalPortfolioValue); // we shouldn't be able to place a trader var anotherOrder = new MarketOrder(Symbols.AAPL, 1, time.AddSeconds(1)) { Price = highPrice }; sufficientCapital = transactions.GetSufficientCapitalForOrder(portfolio, anotherOrder); Assert.IsTrue(sufficientCapital); // now the stock plummets, so we should have negative margin remaining time = time.AddDays(1); const decimal lowPrice = buyPrice / 2; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, lowPrice, lowPrice, lowPrice, lowPrice, 1)); Assert.AreEqual(-quantity / 2m, portfolio.MarginRemaining); Assert.AreEqual(quantity, portfolio.TotalMarginUsed); Assert.AreEqual(quantity / 2m, portfolio.TotalPortfolioValue); // this would not cause a margin call due to leverage = 1 bool issueMarginCallWarning; var marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.IsFalse(issueMarginCallWarning); Assert.AreEqual(0, marginCallOrders.Count); // now change the leverage to test margin call warning and margin call logic security.SetLeverage(leverage * 2); // Stock price increase by minimum variation const decimal newPrice = lowPrice + 0.01m; security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, newPrice, newPrice, newPrice, newPrice, 1)); // this would not cause a margin call, only a margin call warning marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.IsTrue(issueMarginCallWarning); Assert.AreEqual(0, marginCallOrders.Count); // Price drops again to previous low, margin call orders will be issued security.SetMarketPrice(new TradeBar(time, Symbols.AAPL, lowPrice, lowPrice, lowPrice, lowPrice, 1)); order = new MarketOrder(Symbols.AAPL, quantity, time) { Price = buyPrice }; fill = new OrderEvent(order, DateTime.UtcNow, 0) { FillPrice = buyPrice, FillQuantity = quantity }; portfolio.ProcessFill(fill); Assert.AreEqual(0, portfolio.TotalPortfolioValue); marginCallOrders = portfolio.ScanForMarginCall(out issueMarginCallWarning); Assert.IsTrue(issueMarginCallWarning); Assert.AreNotEqual(0, marginCallOrders.Count); Assert.AreEqual(-security.Holdings.Quantity, marginCallOrders[0].Quantity); // we bought twice Assert.GreaterOrEqual(-portfolio.MarginRemaining, security.Price * marginCallOrders[0].Quantity); }