public class Quote {
public Stock Stock { get; set; }
public decimal Price { get; set; }
public DateTime Time { get; set; }
}

public class Stock {
public string Ticker { get; set; }
public string Name { get; set; }
public decimal Shares { get; set; }
public List<Quote> Quotes { get; set; }

public override string ToString() {
return String.Format(
"{0}: {1} MIN {2} - MAX {3}",
Ticker,
Shares,
Quotes.Min(q => q.Price),
Quotes.Max(q => q.Price));
}
}
