diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0b5d73495..fb6b3ef37 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Added
+
+- Added the platform logo to the account selector in the create or update activity dialog
+
 ## 3.42.0 - 2026-08-04
 
 ### Changed
diff --git a/apps/api/src/app/user/user.service.ts b/apps/api/src/app/user/user.service.ts
index 10e9c5240..8fb11ad34 100644
--- a/apps/api/src/app/user/user.service.ts
+++ b/apps/api/src/app/user/user.service.ts
@@ -136,6 +136,7 @@ export class UserService {
         where: { granteeUserId: id }
       }),
       this.prismaService.account.findMany({
+        include: { platform: true },
         orderBy: {
           name: 'asc'
         },
diff --git a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts
index 3b80d2825..07f596711 100644
--- a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts
+++ b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts
@@ -121,6 +121,12 @@ export class GfCreateOrUpdateActivityDialogComponent {
     addIcons({ calendarClearOutline, refreshOutline });
   }
 
+  protected get selectedAccount() {
+    return this.data.accounts.find(({ id }) => {
+      return id === this.activityForm.get('accountId')?.value;
+    });
+  }
+
   public ngOnInit() {
     this.currencyOfAssetProfile = this.data.activity?.assetProfile?.currency;
     this.hasPermissionToCreateOwnTag = hasPermission(
diff --git a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
index b5dbf4669..b3c708167 100644
--- a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
+++ b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.html
@@ -85,6 +85,19 @@
       >
         <mat-label i18n>Account</mat-label>
         <mat-select formControlName="accountId">
+          <mat-select-trigger>
+            <div class="d-flex">
+              @if (selectedAccount?.platform?.url) {
+                <gf-entity-logo
+                  class="mr-1"
+                  [tooltip]="selectedAccount?.platform?.name"
+                  [url]="selectedAccount?.platform?.url"
+                />
+              }
+              <span>{{ selectedAccount?.name }}</span>
+            </div>
+          </mat-select-trigger>
+
           <mat-option [value]="null" />
 
           @for (account of data.accounts; track account) {
diff --git a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/interfaces/interfaces.ts b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/interfaces/interfaces.ts
index a3d58f8eb..7faed5312 100644
--- a/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/interfaces/interfaces.ts
+++ b/apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/interfaces/interfaces.ts
@@ -1,9 +1,8 @@
 import { Activity, User } from '@ghostfolio/common/interfaces';
-
-import { Account } from '@prisma/client';
+import { AccountWithPlatform } from '@ghostfolio/common/types';
 
 export interface CreateOrUpdateActivityDialogParams {
-  accounts: Account[];
+  accounts: AccountWithPlatform[];
   activity: Partial<Omit<Activity, 'assetProfile' | 'id' | 'unitPrice'>> & {
     assetProfile: Activity['assetProfile'] | null;
     id: string | null;