diff --git a/MarketData/MarketDataLib/Utility/Utility.cs b/MarketData/MarketDataLib/Utility/Utility.cs
index 81e9ec4..d0f06af 100755
--- a/MarketData/MarketDataLib/Utility/Utility.cs
+++ b/MarketData/MarketDataLib/Utility/Utility.cs
@@ -525,13 +525,8 @@ namespace MarketData.Utils
     {
       StringBuilder sb = new StringBuilder();
       if (double.NaN.Equals(number)) sb.Append("N/A");
-      else sb.Append(String.Format("{0:C}", number, new CultureInfo("en-US")));
-      return sb.ToString();
-    }
-
-    public static String FormatPrice(double price)
-    {
-      return FormatCurrency(price, 3);
+      else sb.Append(String.Format("{0:C}", number));
+      return Reformat(sb.ToString(), number) ;
     }
 
     public static String FormatCurrency(double number,int decimals)
@@ -540,8 +535,25 @@ namespace MarketData.Utils
       String currencyFormat="{0:C"+decimals+"}";
       if (double.NaN.Equals(number))sb.Append("N/A");
       else sb.Append(String.Format(currencyFormat, number));
-      return sb.ToString();
+      return Reformat(sb.ToString(), number);
     }
+
+    // This is a workaround for ARM64 architecture where the leading and trailing parens are omitted for negative numbers
+    private static String Reformat(String str, double number)
+    {
+      if (String.IsNullOrEmpty(str)) return str;
+      if (number < 0.00 && !str.StartsWith("("))
+      {
+        return "(" + str + ")";
+      }
+      return str;
+    }
+
+    public static String FormatPrice(double price)
+    {
+      return FormatCurrency(price, 3);
+    }
+
     public static String FormatPercent(double number)
     {
       StringBuilder sb = new StringBuilder();
diff --git a/eNavigator/MarketDataLib/Utility/Utility.cs b/eNavigator/MarketDataLib/Utility/Utility.cs
index 453e4d9..a32c8e7 100755
--- a/eNavigator/MarketDataLib/Utility/Utility.cs
+++ b/eNavigator/MarketDataLib/Utility/Utility.cs
@@ -290,19 +290,32 @@ namespace MarketData.Utils
     }
     public static String FormatCurrency(double number)
     {
-      StringBuilder sb=new StringBuilder();
-      if (double.NaN.Equals(number))sb.Append("N/A");
+      StringBuilder sb = new StringBuilder();
+      if (double.NaN.Equals(number)) sb.Append("N/A");
       else sb.Append(String.Format("{0:C}", number));
-      return sb.ToString();
+      return Reformat(sb.ToString(), number) ;
     }
+
     public static String FormatCurrency(double number,int decimals)
     {
       StringBuilder sb=new StringBuilder();
       String currencyFormat="{0:C"+decimals+"}";
       if (double.NaN.Equals(number))sb.Append("N/A");
       else sb.Append(String.Format(currencyFormat, number));
-      return sb.ToString();
+      return Reformat(sb.ToString(), number);
     }
+
+    // This is a workaround for ARM64 architecture where the leading and trailing parens are omitted for negative numbers
+    private static String Reformat(String str, double number)
+    {
+      if (String.IsNullOrEmpty(str)) return str;
+      if (number < 0.00 && !str.StartsWith("("))
+      {
+        return "(" + str + ")";
+      }
+      return str;
+    }
+    
     public static String FormatPercent(double number)
     {
       StringBuilder sb = new StringBuilder();