Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Activities/TargetProbabilityCalculationActivity.cs
===================================================================
diff -u -r67100b9ae4581855aa4b6e1675c3fdf550614c7a -r1ed8634b879f06546f5e532048bbf6481bf39088
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Activities/TargetProbabilityCalculationActivity.cs	(.../TargetProbabilityCalculationActivity.cs)	(revision 67100b9ae4581855aa4b6e1675c3fdf550614c7a)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Activities/TargetProbabilityCalculationActivity.cs	(.../TargetProbabilityCalculationActivity.cs)	(revision 1ed8634b879f06546f5e532048bbf6481bf39088)
@@ -94,7 +94,10 @@
 
         protected override void OnFinish()
         {
-            handleCalculationOutputAction(targetProbabilityCalculationOutput);
+            if (State == ActivityState.Executed)
+            {
+                handleCalculationOutputAction(targetProbabilityCalculationOutput);
+            }
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Activities/TargetProbabilityCalculationActivityTest.cs
===================================================================
diff -u -rd5c50cc39d4a4fb74a6af53c257f8d78be6e776a -r1ed8634b879f06546f5e532048bbf6481bf39088
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Activities/TargetProbabilityCalculationActivityTest.cs	(.../TargetProbabilityCalculationActivityTest.cs)	(revision d5c50cc39d4a4fb74a6af53c257f8d78be6e776a)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Activities/TargetProbabilityCalculationActivityTest.cs	(.../TargetProbabilityCalculationActivityTest.cs)	(revision 1ed8634b879f06546f5e532048bbf6481bf39088)
@@ -20,6 +20,7 @@
 // All rights reserved.
 
 using Core.Common.Base.Service;
+using Core.Common.Utils.Reflection;
 using NUnit.Framework;
 using Rhino.Mocks;
 using Ringtoets.HydraRing.Calculation.Activities;
@@ -101,8 +102,12 @@
             mocks.VerifyAll();
         }
 
-        [Test]
-        public void Finish_TargetProbabilityCalculationActivity_OutputActionPerformed()
+        [TestCase(ActivityState.None, false)]
+        [TestCase(ActivityState.Executed, true)]
+        [TestCase(ActivityState.Cancelled, false)]
+        [TestCase(ActivityState.Failed, false)]
+        [TestCase(ActivityState.Finished, false)]
+        public void Finish_TargetProbabilityCalculationActivityWithSpecificState_OutputActionPerformedAsExpected(ActivityState state, bool outputActionPerformed)
         {
             // Setup
             var count = 0;
@@ -114,11 +119,13 @@
 
             var activity = new TargetProbabilityCalculationActivity("Name of activity", "hlcdDirectory", "ringId", HydraRingTimeIntegrationSchemeType.FBC, HydraRingUncertaintiesType.All, targetProbabilityCalculationInput, output => { count++; }, hydraRingCalculationService);
 
+            TypeUtils.SetPrivatePropertyValue(activity, "State", state);
+
             // Call
             activity.Finish();
 
             // Assert
-            Assert.AreEqual(1, count);
+            Assert.AreEqual(outputActionPerformed, count > 0);
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj
===================================================================
diff -u -r463dcadb39cfbf80854af4350af89cf6c14808be -r1ed8634b879f06546f5e532048bbf6481bf39088
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj	(.../Ringtoets.HydraRing.Calculation.Test.csproj)	(revision 463dcadb39cfbf80854af4350af89cf6c14808be)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj	(.../Ringtoets.HydraRing.Calculation.Test.csproj)	(revision 1ed8634b879f06546f5e532048bbf6481bf39088)
@@ -91,6 +91,10 @@
       <Project>{3BBFD65B-B277-4E50-AE6D-BD24C3434609}</Project>
       <Name>Core.Common.Base</Name>
     </ProjectReference>
+    <ProjectReference Include="..\..\..\..\Core\Common\src\Core.Common.Utils\Core.Common.Utils.csproj">
+      <Project>{F49BD8B2-332A-4C91-A196-8CCE0A2C7D98}</Project>
+      <Name>Core.Common.Utils</Name>
+    </ProjectReference>
     <ProjectReference Include="..\..\..\..\Core\Common\test\Core.Common.TestUtil\Core.Common.TestUtil.csproj">
       <Project>{D749EE4C-CE50-4C17-BF01-9A953028C126}</Project>
       <Name>Core.Common.TestUtil</Name>