diff --git a/Detectors/GlobalTrackingWorkflow/study/include/GlobalTrackingStudy/TrackInfoExt.h b/Detectors/GlobalTrackingWorkflow/study/include/GlobalTrackingStudy/TrackInfoExt.h
index ea79d5d4a2c92..6fd06e5265946 100644
--- a/Detectors/GlobalTrackingWorkflow/study/include/GlobalTrackingStudy/TrackInfoExt.h
+++ b/Detectors/GlobalTrackingWorkflow/study/include/GlobalTrackingStudy/TrackInfoExt.h
@@ -41,6 +41,7 @@ struct TrackInfoExt {
   float q2ptITSTPC = 0.f;
   float q2ptITSTPCTRD = 0.f;
   uint16_t nClTPC = 0;
+  uint16_t nClTPCShared = 0;
   uint8_t pattITS = 0;
   uint8_t nClITS = 0;
   uint8_t rowMinTPC = 0;
@@ -54,7 +55,7 @@ struct TrackInfoExt {
   float getTPCInY0() const { return innerTPCPos0[1]; }
   float getTPCInZ0() const { return innerTPCPos0[2]; }
 
-  ClassDefNV(TrackInfoExt, 3);
+  ClassDefNV(TrackInfoExt, 4);
 };
 
 } // namespace dataformats
diff --git a/Detectors/GlobalTrackingWorkflow/study/src/TrackingStudy.cxx b/Detectors/GlobalTrackingWorkflow/study/src/TrackingStudy.cxx
index 5a67bd344f271..ba453b944a742 100644
--- a/Detectors/GlobalTrackingWorkflow/study/src/TrackingStudy.cxx
+++ b/Detectors/GlobalTrackingWorkflow/study/src/TrackingStudy.cxx
@@ -250,6 +250,7 @@ void TrackingStudySpec::process(o2::globaltracking::RecoContainer& recoData)
 
   auto fillTPCClInfo = [&recoData, this](const o2::tpc::TrackTPC& trc, o2::dataformats::TrackInfoExt& trExt, float timestampTB = -1e9) {
     const auto clRefs = recoData.getTPCTracksClusterRefs();
+    const auto shMap = recoData.clusterShMapTPC.data();
     if (recoData.inputsTPCclusters) {
       uint8_t clSect = 0, clRow = 0, clRowP = -1;
       uint32_t clIdx = 0;
@@ -259,6 +260,9 @@ void TrackingStudySpec::process(o2::globaltracking::RecoContainer& recoData)
           trExt.rowCountTPC++;
           clRowP = clRow;
         }
+        if (shMap[clRefs[ic + trc.getClusterRef().getFirstEntry()]]) {
+          trExt.nClTPCShared++;
+        }
       }
       trc.getClusterReference(clRefs, trc.getNClusterReferences() - 1, clSect, clRow, clIdx);
       trExt.rowMinTPC = clRow;