public static Product CreateEquityCall([QuantSAExcelArgument(Description = "A share. This needs to match a share in the model that will be used to value this.")] Share share,
[QuantSAExcelArgument(Description = "Exercise date.")] Date exerciseDate,
[QuantSAExcelArgument(Description = "Strike")] double strike,
[QuantSAExcelArgument(Description = "PutOrCall")] PutOrCall putOrCall)
{
return(new EuropeanOption(share, putOrCall, strike, exerciseDate));
}
public AsianOption(Share share, PutOrCall putOrCall, double strike, Date exerciseDate)
{
_share = share;
_putOrCall = putOrCall;
_strike = strike;
_exerciseDate = exerciseDate;
}
/// <summary>
/// The Black formula
/// </summary>
/// <param name="putOrCall">put or call.</param>
/// <param name="strike">The strike.</param>
/// <param name="T">The time to maturity in years from the value date to the exercise date.</param>
/// <param name="forward">The forward at the option exercise date.</param>
/// <param name="vol">The lognormal volatility of the underlying price.</param>
/// <param name="discountFactor">The discount factor from the value date to the settlement date of the option.</param>
/// <returns></returns>
public static double Black(PutOrCall putOrCall, double strike, double T, double forward, double vol, double discountFactor)
{
var dist = new Normal();
var sigmaSqrtT = vol * Math.Sqrt(T);
var d1 = 1 / sigmaSqrtT * (Math.Log(forward / strike) + 0.5 * vol * vol);
var d2 = d1 - sigmaSqrtT;
return(discountFactor * (forward * dist.CumulativeDistribution(d1) - strike * dist.CumulativeDistribution(d2)));
}
/// <summary>
/// The Black the scholes formula
/// </summary>
/// <param name="putOrCall">put or call.</param>
/// <param name="K">The strike.</param>
/// <param name="T">The time to maturity in years.</param>
/// <param name="S">The underlying spot price.</param>
/// <param name="vol">The lognormal volatility of the underlying price.</param>
/// <param name="rate">The continuous rate used for drifting the underlying and discounting the payoff.</param>
/// <param name="div">The contiuous dividend yield that decreased the drift on the underlying.</param>
/// <returns></returns>
public static double BlackScholes(PutOrCall putOrCall, double K, double T, double S, double vol, double rate, double div)
{
Normal dist = new Normal();
double sigmaSqrtT = vol * Math.Sqrt(T);
double d1 = (1 / sigmaSqrtT) * (Math.Log(S / K) + rate - div + 0.5 * vol * vol);
double d2 = d1 - sigmaSqrtT;
double F = S * Math.Exp((rate - div) * T);
return(Math.Exp(-rate * T) * (F * dist.CumulativeDistribution(d1) - K * dist.CumulativeDistribution(d2)));
}
/// <summary>
/// The Black the scholes formula
/// </summary>
/// <param name="putOrCall">put or call.</param>
/// <param name="strike">The strike.</param>
/// <param name="T">The time to maturity in years.</param>
/// <param name="spot">The underlying spot price.</param>
/// <param name="vol">The lognormal volatility of the underlying price.</param>
/// <param name="rate">The continuous rate used for drifting the underlying and discounting the payoff.</param>
/// <param name="div">The continuous dividend yield that decreased the drift on the underlying.</param>
/// <returns></returns>
public static double BlackScholes(PutOrCall putOrCall, double strike, double T, double spot, double vol, double rate,
double div)
{
var dist = new Normal();
var sigmaSqrtT = vol * Math.Sqrt(T);
var d1 = 1 / sigmaSqrtT * (Math.Log(spot / strike) + rate - div + 0.5 * vol * vol);
var d2 = d1 - sigmaSqrtT;
var forward = spot * Math.Exp((rate - div) * T);
return(Math.Exp(-rate * T) * (forward * dist.CumulativeDistribution(d1) - strike * dist.CumulativeDistribution(d2)));
}
public JSEBondOption(Date forwardDate, Date maturityDate, PutOrCall putOrCall, Date settleDate)
{
if (forwardDate > maturityDate)
{
throw new ArgumentException("forward date must be before maturity date.");
}
this.forwardDate = forwardDate;
this.putOrCall = putOrCall;
this.settleDate = settleDate;
timeToMaturity = (double)(forwardDate - settleDate) / 365;
}
public static JSEBondOption CreateBesaJseBondOption(
[ExcelArgument(Description = "The forward date of the bond.")]
Date forwardDate,
[ExcelArgument(Description = "The maturity date of the contract.")]
Date maturityDate,
[ExcelArgument(Description = "put or call.")]
PutOrCall putOrCall,
[ExcelArgument(Description = "The settlement date of the bond.")]
Date settleDate)
{
return(new JSEBondOption(forwardDate, maturityDate, putOrCall, settleDate));
}
public static int ToFIX(PutOrCall value)
{
switch (value)
{
case PutOrCall.Put:
return 0;
case PutOrCall.Call:
return 1;
default:
throw new ArgumentException(string.Format("err: ", value));
}
}
/// <summary>
/// Constructor from expiration date, strike price, and put/call
/// indicator.
/// </summary>
/// <param name="symbol"></param>
/// <param name="exchange"></param>
/// <param name="expireDate"></param>
/// <param name="strikePrice"></param>
/// <param name="putCall"></param>
public MamdaOptionContract(
string symbol,
string exchange,
DateTime expireDate,
double strikePrice,
PutOrCall putCall)
{
mSymbol = symbol;
mExchange = exchange;
mExpireDate = expireDate;
mStrikePrice = strikePrice;
mPutCall = putCall;
}
/// <summary>
/// Constructor from expiration date, strike price, and put/call
/// indicator.
/// </summary>
/// <param name="symbol"></param>
/// <param name="exchange"></param>
/// <param name="expireDate"></param>
/// <param name="strikePrice"></param>
/// <param name="putCall"></param>
public MamdaOptionContract(
string symbol,
string exchange,
DateTime expireDate,
double strikePrice,
PutOrCall putCall)
{
mSymbol = symbol;
mExchange = exchange;
mExpireDate = expireDate;
mStrikePrice = strikePrice;
mPutCall = putCall;
}
internal static PutCall Convert(PutOrCall value)
{
switch (value)
{
case PutOrCall.Put:
return(PutCall.Put);
case PutOrCall.Call:
return(PutCall.Call);
default:
throw new ArgumentException(string.Format("Unsupported put or call: {0}", value));
}
}
public static OpenQuant.API.PutCall Convert(PutOrCall value)
{
switch ((int)value)
{
case 0:
return(OpenQuant.API.PutCall.Put);
case 1:
return(OpenQuant.API.PutCall.Call);
default:
throw new ArgumentException(string.Format("Unknown PutOrCall - {0}", value));
}
}
public static int ToFIX(PutOrCall value)
{
switch (value)
{
case PutOrCall.Put:
return(0);
case PutOrCall.Call:
return(1);
default:
throw new ArgumentException(string.Format("err: ", value));
}
}
public static double FormulaBlack([ExcelArgument(Description = "put or call.")]
PutOrCall putOrCall,
[ExcelArgument(Description = "The strike")]
double strike,
[ExcelArgument(Description = "The time to maturity in years from the value date to the exercise date.")]
double timeToExercise,
[ExcelArgument(Description = "The forward at the option exercise date.")]
double forward,
[ExcelArgument(Description = "Annualized volatility.")]
double vol,
[ExcelArgument(Description = "The discount factor from the value date to the settlement date of the option.")]
double discountFactor)
{
return(BlackEtc.Black(putOrCall, strike, timeToExercise, forward, vol, discountFactor));
}
public static double FormulaBlackScholes([QuantSAExcelArgument(Description = "PutOrCall")] PutOrCall putOrCall, [ExcelArgument(Description = "Strike")]
double strike,
[ExcelArgument(Description = "The value date as and Excel date.")]
Date valueDate,
[ExcelArgument(Description = "The exercise date of the option. Must be greater than the value date.")]
Date exerciseDate,
[ExcelArgument(Description = "The spot price of the underlying at the value date.")]
double spotPrice,
[ExcelArgument(Description = "Annualized volatility.")]
double vol,
[ExcelArgument(Description = "Continuously compounded risk free rate.")]
double riskfreeRate,
[QuantSAExcelArgument(Description = "Continuously compounded dividend yield.", Default = "0.0")]
double divYield)
{
return(BlackEtc.BlackScholes(putOrCall, strike,
Actual365Fixed.Instance.YearFraction(valueDate, exerciseDate),
spotPrice, vol, riskfreeRate, divYield));
}
private void ctxInstruments_AddNew_Click(object sender, EventArgs e)
{
NewInstrumentForm newInstrumentForm = new NewInstrumentForm();
TreeNode selectedNode = this.trvInstruments.SelectedNode;
string str1 = (string)null;
if (selectedNode is InstrumentNode)
{
str1 = ((FIXInstrument)(selectedNode as InstrumentNode).Instrument).SecurityType;
}
if (selectedNode is GroupNode)
{
SortedList <string, bool> sortedList = new SortedList <string, bool>();
foreach (Instrument instrument in (selectedNode as GroupNode).Instruments)
{
sortedList[((FIXInstrument)instrument).SecurityType] = true;
}
if (sortedList.Count == 1)
{
str1 = sortedList.Keys[0];
}
}
if (str1 != null)
{
newInstrumentForm.InstrumentType = APITypeConverter.InstrumentType.Convert(str1);
}
while (newInstrumentForm.ShowDialog((IWin32Window)this) == DialogResult.OK)
{
string symbol = newInstrumentForm.Symbol;
string str2 = APITypeConverter.InstrumentType.Convert(newInstrumentForm.InstrumentType);
string exchange = newInstrumentForm.Exchange;
string currency = newInstrumentForm.Currency;
DateTime maturity = newInstrumentForm.Maturity;
PutOrCall putOrCall = APITypeConverter.PutCall.Convert(newInstrumentForm.PutCall);
double strike = newInstrumentForm.Strike;
if (InstrumentManager.Instruments.Contains(symbol))
{
int num = (int)MessageBox.Show((IWin32Window)this, string.Format("Instrument {0} already exists!", symbol), "Error", MessageBoxButtons.OK, MessageBoxIcon.Hand);
}
else
{
Instrument instrument = new Instrument(symbol, str2);
if (!string.IsNullOrEmpty(exchange))
{
((FIXInstrument)instrument).SecurityExchange = exchange;
}
if (!string.IsNullOrEmpty(currency))
{
instrument.Currency = currency;
}
if (str2 == "FUT" || str2 == "OPT" || str2 == "FOP")
{
((FIXInstrument)instrument).MaturityDate = maturity;
if (str2 == "OPT" || str2 == "FOP")
{
instrument.PutOrCall = putOrCall;
((FIXInstrument)instrument).StrikePrice = strike;
}
}
instrument.Save();
break;
}
}
newInstrumentForm.Dispose();
}
internal static PutCall Convert(PutOrCall value)
{
switch (value)
{
case PutOrCall.Put:
return PutCall.Put;
case PutOrCall.Call:
return PutCall.Call;
default:
throw new ArgumentException(string.Format("Unsupported put or call: {0}", value));
}
}
public static OpenQuant.API.PutCall Convert(PutOrCall value)
{
switch ((int)value)
{
case 0:
return OpenQuant.API.PutCall.Put;
case 1:
return OpenQuant.API.PutCall.Call;
default:
throw new ArgumentException(string.Format("Unknown PutOrCall - {0}", value));
}
}
