diff --git a/Tracking/Acts/ActsConfig/python/ActsTrkFindingConfig.py b/Tracking/Acts/ActsConfig/python/ActsTrkFindingConfig.py
index 3d1b5fdecce4a33269553987070097089dbb5c6d..2ad4ce515c622f82f0d86e94de1b858becfcef6e 100644
--- a/Tracking/Acts/ActsConfig/python/ActsTrkFindingConfig.py
+++ b/Tracking/Acts/ActsConfig/python/ActsTrkFindingConfig.py
@@ -147,5 +147,10 @@ def ActsAmbiguityResolutionCfg(flags, name: str = "ActsAmbiguityResolution", **k
     kwargs.setdefault('MaximumIterations', 10000)
     kwargs.setdefault('NMeasurementsMin', 7)
 
+    if flags.Acts.doMonitoring:
+        from ActsConfig.ActsTrkMonitoringConfig import ActsAmbiguityResolutionMonitoringCfg
+        kwargs.setdefault('MonTool', acc.popToolsAndMerge(
+            ActsAmbiguityResolutionMonitoringCfg(flags)))
+    
     acc.addEventAlgo(CompFactory.ActsTrk.AmbiguityResolutionAlg(name, **kwargs))
     return acc
diff --git a/Tracking/Acts/ActsConfig/python/ActsTrkMonitoringConfig.py b/Tracking/Acts/ActsConfig/python/ActsTrkMonitoringConfig.py
index 8e9f6599f34f68090ab581d6f2f3233d5cbbf811..ca6feafa1d95796b6f4c9703011b327cb73a8cf0 100644
--- a/Tracking/Acts/ActsConfig/python/ActsTrkMonitoringConfig.py
+++ b/Tracking/Acts/ActsConfig/python/ActsTrkMonitoringConfig.py
@@ -127,3 +127,18 @@ def ActsTrkFindingMonitoringCfg(flags,
     acc.setPrivateTools(monTool)
     acc.merge(ActsTrkMonitoringHistSvcCfg(flags))
     return acc
+
+def ActsAmbiguityResolutionMonitoringCfg(flags,
+                                         name: str = "ActsAmbiguityResolutionMonitoring",
+                                         **kwargs) -> ComponentAccumulator:
+    acc = ComponentAccumulator()
+
+    from AthenaMonitoringKernel.GenericMonitoringTool import GenericMonitoringTool
+    monTool = GenericMonitoringTool(flags, name)
+
+    monTool.defineHistogram('TIME_execute', path='EXPERT', type='TH1F', title='Time for execute',
+                            xbins=100, xmin=0, xmax=10000)
+
+    acc.setPrivateTools(monTool)
+    acc.merge(ActsTrkMonitoringHistSvcCfg(flags))
+    return acc
diff --git a/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.cxx b/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.cxx
index c1b77739429cf53496c23af95eb9ee994f77e788..94d18ca858fb4cbdb1cd1a4aa1596f0eecf4a57d 100644
--- a/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.cxx
+++ b/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.cxx
@@ -4,6 +4,9 @@
 
 #include "AmbiguityResolutionAlg.h"
 
+// Athena
+#include "AthenaMonitoringKernel/Monitored.h"
+
 // ACTS
 #include "Acts/Definitions/Units.hpp"
 
@@ -47,6 +50,8 @@ namespace ActsTrk
         assert( m_ambi );
      }
 
+     ATH_CHECK(m_monTool.retrieve(EnableTool{not m_monTool.empty()}));
+     
      ATH_CHECK(m_tracksKey.initialize());
      ATH_CHECK(m_resolvedTracksKey.initialize());
      return StatusCode::SUCCESS;
@@ -54,6 +59,8 @@ namespace ActsTrk
 
   StatusCode AmbiguityResolutionAlg::execute(const EventContext &ctx) const
   {
+    auto timer = Monitored::Timer<std::chrono::milliseconds>( "TIME_execute" );
+    auto mon = Monitored::Group( m_monTool, timer );
 
     SG::ReadHandle<ActsTrk::ConstTrackContainer> trackHandle = SG::makeHandle(m_tracksKey, ctx);
     ATH_CHECK(trackHandle.isValid());
diff --git a/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.h b/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.h
index 107ccfa8617a38f6b58ebaf4021ee5a51a322e15..53c023f113756a3e71ff0c594a09275711d4dbf4 100644
--- a/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.h
+++ b/Tracking/Acts/ActsTrackReconstruction/src/AmbiguityResolutionAlg.h
@@ -43,6 +43,8 @@ namespace ActsTrk
     virtual StatusCode execute(const EventContext &ctx) const override;
 
   private:
+    ToolHandle< GenericMonitoringTool > m_monTool {this, "MonTool", "", "Monitoring tool"};
+
     SG::ReadHandleKey<ActsTrk::ConstTrackContainer> m_tracksKey
        {this, "TracksLocation", "ActsTracks", "Input track collection"};
     SG::WriteHandleKey<ActsTrk::ConstTrackContainer> m_resolvedTracksKey