diff --git a/CertReports.Syncfusion/Controllers/FundChartController.cs b/CertReports.Syncfusion/Controllers/FundChartController.cs
index a4fc268..803e3b6 100644
--- a/CertReports.Syncfusion/Controllers/FundChartController.cs
+++ b/CertReports.Syncfusion/Controllers/FundChartController.cs
@@ -44,25 +44,31 @@ public class FundChartController : ControllerBase
 
         try
         {
-            var info   = await _dataService.GetFundInfoAsync(isin);
-            var points = await _dataService.GetChartPricesAsync(isin);
+            var infoTask   = _dataService.GetFundInfoAsync(isin);
+            var pointsTask = _dataService.GetChartPricesAsync(isin);
+            await Task.WhenAll(infoTask, pointsTask);
 
-            if (info == null || points.Count == 0)
+            var info   = infoTask.Result;
+            var points = pointsTask.Result;
+
+            if (points.Count == 0)
                 return NotFound($"Nessun dato per ISIN {isin}");
 
+            var chartTitle = info?.Strumento ?? isin;
+
             bool isJpeg = format.Equals("jpg",  StringComparison.OrdinalIgnoreCase)
                        || format.Equals("jpeg", StringComparison.OrdinalIgnoreCase);
 
             if (format.Equals("pdf", StringComparison.OrdinalIgnoreCase))
             {
-                var pngBytes = FundSkiaChartRenderer.Render(points, info.Strumento, width, height);
+                var pngBytes = FundSkiaChartRenderer.Render(points, chartTitle, width, height);
                 var pdfBytes = WrapPngInPdf(pngBytes);
                 Response.Headers.Append("Content-Disposition",
                     $"inline; filename=chart_fund_{isin}.pdf");
                 return File(pdfBytes, "application/pdf");
             }
 
-            var imgBytes = FundSkiaChartRenderer.Render(points, info.Strumento, width, height, jpeg: isJpeg);
+            var imgBytes = FundSkiaChartRenderer.Render(points, chartTitle, width, height, jpeg: isJpeg);
 
             if (save && isJpeg)
                 await SaveChartToDiskAsync(isin, imgBytes);
diff --git a/CertReports.Syncfusion/Services/Implementations/FundDataService.cs b/CertReports.Syncfusion/Services/Implementations/FundDataService.cs
index d5e0fa7..42badaf 100644
--- a/CertReports.Syncfusion/Services/Implementations/FundDataService.cs
+++ b/CertReports.Syncfusion/Services/Implementations/FundDataService.cs
@@ -66,7 +66,7 @@ public class FundDataService : IFundDataService
             _logger.LogError(ex, "Errore GetChartPricesAsync per ISIN {Isin}", isin);
             throw;
         }
-        points.Sort((a, b) => a.Date.CompareTo(b.Date));
+        points.Sort((a, b) => a.Date.CompareTo(b.Date)); // defensive: SP returns ASC but enforce here
         return points;
     }