application/org.openjdk.jmc.flightrecorder.ui/src/main/java/org/openjdk/jmc/flightrecorder/ui/common/ThreadGraphLanes.java

@@ -162,11 +162,11 @@
                         this.setTooltipTitle(threadName);
                 } else {
                         this.resetTooltipTitle();
                 }
                 return new QuantitySpanRenderer(threadRanges(threadName, itemsAndThreadLifespan), renderer, THREAD_BG_COLOR, 10,
-                                threadName, this.getTooltipTitle());
+                                threadName, this.getTooltipTitle(), thread);
         }
 
         private IItemCollection addThreadLifeSpanEvents(Object thread, final IItemCollection items) {
                 IItemCollection threadLifeSpan = dataSourceSupplier.get().getItems()
                                 .apply(ItemFilters.and(ItemFilters.equals(JfrAttributes.EVENT_THREAD, (IMCThread) thread),