diff --git a/MarketDataLib/Generator/Momentum/CandidateViolation.cs b/MarketDataLib/Generator/Momentum/CandidateViolation.cs
new file mode 100644
index 0000000..b5537b0
--- /dev/null
+++ b/MarketDataLib/Generator/Momentum/CandidateViolation.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+
+namespace MarketData.Generator.Momentum
+{
+  public class CandidateViolation
+  {
+    public CandidateViolation(String symbol, String reasonCategory)
+    {
+      Symbol = symbol;
+      ReasonCategory = reasonCategory;
+    }
+
+    public String Symbol {get; set;}
+    public String ReasonCategory {get; set;}
+  }
+
+  public class CandidateViolations : List<CandidateViolation>
+  {
+  }
+}