diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73de1483b..7f342e405 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Fixed the check for duplicates in the preview step of the activities import for activities without a comment
+- Fixed the holdings mock data in the _Storybook_ story of the portfolio filter form component
 
 ## 3.44.0 - 2026-08-07
 
diff --git a/libs/ui/src/lib/portfolio-filter-form/portfolio-filter-form.component.stories.ts b/libs/ui/src/lib/portfolio-filter-form/portfolio-filter-form.component.stories.ts
index 665bec3e4..2b28d63a7 100644
--- a/libs/ui/src/lib/portfolio-filter-form/portfolio-filter-form.component.stories.ts
+++ b/libs/ui/src/lib/portfolio-filter-form/portfolio-filter-form.component.stories.ts
@@ -1,8 +1,44 @@
+import { AccountWithPlatform } from '@ghostfolio/common/types';
+
 import '@angular/localize/init';
 import { Meta, moduleMetadata, StoryObj } from '@storybook/angular';
 
+import { holdings } from '../mocks/holdings';
 import { GfPortfolioFilterFormComponent } from './portfolio-filter-form.component';
 
+const accounts: AccountWithPlatform[] = [
+  {
+    comment: null,
+    createdAt: new Date('2025-06-01T06:53:10.569Z'),
+    currency: 'USD',
+    id: '733110b6-7c55-44eb-8cc5-c4c3e9d48a79',
+    name: 'Trading Account',
+    platform: {
+      id: '9da3a8a7-4795-43e3-a6db-ccb914189737',
+      name: 'Interactive Brokers',
+      url: 'https://interactivebrokers.com'
+    },
+    platformId: '9da3a8a7-4795-43e3-a6db-ccb914189737',
+    updatedAt: new Date('2025-06-01T06:53:10.569Z'),
+    userId: '081aa387-487d-4438-83a4-3060eb2a016e'
+  },
+  {
+    comment: null,
+    createdAt: new Date('2025-06-01T06:48:53.055Z'),
+    currency: 'USD',
+    id: '24ba27d6-e04b-4fb4-b856-b24c2ef0422a',
+    name: 'Investment Account',
+    platform: {
+      id: '43e8fcd1-5b79-4100-b678-d2229bd1660d',
+      name: 'Fidelity',
+      url: 'https://www.fidelity.com'
+    },
+    platformId: '43e8fcd1-5b79-4100-b678-d2229bd1660d',
+    updatedAt: new Date('2025-06-01T06:48:53.055Z'),
+    userId: '081aa387-487d-4438-83a4-3060eb2a016e'
+  }
+];
+
 const meta: Meta<GfPortfolioFilterFormComponent> = {
   title: 'Portfolio Filter Form',
   component: GfPortfolioFilterFormComponent,
@@ -18,43 +54,14 @@ type Story = StoryObj<GfPortfolioFilterFormComponent>;
 
 export const Default: Story = {
   args: {
-    accounts: [
-      {
-        id: '733110b6-7c55-44eb-8cc5-c4c3e9d48a79',
-        name: 'Trading Account',
-        platform: {
-          name: 'Interactive Brokers',
-          url: 'https://interactivebrokers.com'
-        }
-      },
-      {
-        id: '24ba27d6-e04b-4fb4-b856-b24c2ef0422a',
-        name: 'Investment Account',
-        platform: {
-          name: 'Fidelity',
-          url: 'https://fidelity.com'
-        }
-      }
-    ] as any,
+    accounts,
+    holdings,
     assetClasses: [
       { id: 'COMMODITY', label: 'Commodity', type: 'ASSET_CLASS' },
       { id: 'EQUITY', label: 'Equity', type: 'ASSET_CLASS' },
       { id: 'FIXED_INCOME', label: 'Fixed Income', type: 'ASSET_CLASS' }
     ],
-    holdings: [
-      {
-        currency: 'USD',
-        dataSource: 'YAHOO',
-        name: 'Apple Inc.',
-        symbol: 'AAPL'
-      },
-      {
-        currency: 'USD',
-        dataSource: 'YAHOO',
-        name: 'Microsoft Corporation',
-        symbol: 'MSFT'
-      }
-    ] as any,
+    disabled: false,
     tags: [
       {
         id: 'EMERGENCY_FUND',
@@ -66,8 +73,7 @@ export const Default: Story = {
         label: 'Retirement Fund',
         type: 'TAG'
       }
-    ],
-    disabled: false
+    ]
   }
 };