public void LoadTickers() { var tickers = ApiProvider.GetTickers(); if (tickers != null) { foreach (var ticker in tickers) { if (ticker.Open > 0) { if (Program.MainForm.Symbols.ContainsKey(ticker.Symbol)) { var symbol = Program.MainForm.Symbols[ticker.Symbol]; symbol.Price = ticker.Last; symbol.Change = (ticker.Last - ticker.Open) / ticker.Open * 100; } } } UpdateObject(); } }