using System;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        string title = "ISIN ;TradeDate;Price;Volume;TransId;NonStandardTrade;Change";

        string res = string.Join(";", title.Split(new string[] { ";" }, StringSplitOptions.None).Select(s => s.Trim()));

        Console.WriteLine(title);

        Console.WriteLine(res);

    }

}