diff --git a/apps/api/src/app/portfolio/portfolio.controller.ts b/apps/api/src/app/portfolio/portfolio.controller.ts
index 0aaf383c3..97dd4d008 100644
--- a/apps/api/src/app/portfolio/portfolio.controller.ts
+++ b/apps/api/src/app/portfolio/portfolio.controller.ts
@@ -223,6 +223,7 @@ export class PortfolioController {
         return nullifyValuesInObject(position, [
           'grossPerformance',
           'investment',
+          'netPerformance',
           'quantity'
         ]);
       });