diff --git a/apps/api/src/app/portfolio/portfolio.controller.ts b/apps/api/src/app/portfolio/portfolio.controller.ts
index 34e7d5376..e2cf73614 100644
--- a/apps/api/src/app/portfolio/portfolio.controller.ts
+++ b/apps/api/src/app/portfolio/portfolio.controller.ts
@@ -276,6 +276,7 @@ export class PortfolioController {
         position = nullifyValuesInObject(position, [
           'grossPerformance',
           'investment',
+          'netPerformance',
           'quantity'
         ]);
       }