public Instrument(string symbol, CategoryName categoryName, string currency, Valuation valuation, TimeSpan openTime, string groupName = "")
{
OpenTime = openTime;
Valuation = valuation;
GroupName = groupName;
Symbol = symbol;
CategoryName = categoryName;
Currency = currency;
Dividends ??= new List <Dividend>();
}
public void SetPrices(Valuation valuation)
{
Valuation.ChangeAskPrice(valuation.AskPrice);
Valuation.ChangeBidPrice(valuation.BidPrice);
}