diff --git a/libs/ui/src/lib/holdings-table/holdings-table.component.ts b/libs/ui/src/lib/holdings-table/holdings-table.component.ts
index bea555a0b..0f19e1321 100644
--- a/libs/ui/src/lib/holdings-table/holdings-table.component.ts
+++ b/libs/ui/src/lib/holdings-table/holdings-table.component.ts
@@ -106,6 +106,7 @@ export class GfHoldingsTableComponent {
   protected canShowDetails(holding: PortfolioPosition): boolean {
     return (
       this.hasPermissionToOpenDetails() &&
+      !!holding.assetSubClass &&
       !this.ignoreAssetSubClasses.includes(holding.assetSubClass)
     );
   }