diff --git a/CHANGELOG.md b/CHANGELOG.md
index a31f5f7b3a..8b41f04751 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fixed the sustainable retirement income on the _FIRE_ page for redacted values
 - Fixed the emergency fund in the portfolio summary for redacted values
 - Fixed the redaction of `valueInBaseCurrency` in the holdings of ETFs in a restricted view
+- Resolved the data source transformation in the asset profile relation of the activities
 
 ## 3.75.0 - 2026-09-28
 
diff --git a/apps/api/src/interceptors/transform-data-source-in-response/transform-data-source-in-response.interceptor.ts b/apps/api/src/interceptors/transform-data-source-in-response/transform-data-source-in-response.interceptor.ts
index 31bfb620ed..339b91a2f7 100644
--- a/apps/api/src/interceptors/transform-data-source-in-response/transform-data-source-in-response.interceptor.ts
+++ b/apps/api/src/interceptors/transform-data-source-in-response/transform-data-source-in-response.interceptor.ts
@@ -83,6 +83,7 @@ export class TransformDataSourceInResponseInterceptor<
               '["filters.dataSource"]',
               'activities[*].assetProfile.dataSource',
               'activities[*].dataSource',
+              'activities[*].SymbolProfile.dataSource',
               'assetProfile.dataSource',
               'benchmarks[*].dataSource',
               'errors[*].dataSource',
@@ -93,6 +94,7 @@ export class TransformDataSourceInResponseInterceptor<
               'items[*].dataSource',
               'latestActivities[*].assetProfile.dataSource',
               'settings["filters.dataSource"]',
+              'SymbolProfile.dataSource',
               'watchlist[*].dataSource'
             ]
           });