diff --git a/CHANGELOG.md b/CHANGELOG.md
index b97b37ae2..c0f6bd0e1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+- Fixed an issue with the total buy and sell calculation in the summary related to activities in a custom currency
 - Respected the include indices flag in the search functionality of the _Financial Modeling Prep_ service
 - Fixed an issue where the scroll position was not restored when changing pages
 - Fixed the word wrap in the menus of the activities table component
diff --git a/apps/api/src/app/portfolio/portfolio.service.ts b/apps/api/src/app/portfolio/portfolio.service.ts
index bbfb31b79..cb6eba5be 100644
--- a/apps/api/src/app/portfolio/portfolio.service.ts
+++ b/apps/api/src/app/portfolio/portfolio.service.ts
@@ -2126,11 +2126,11 @@ export class PortfolioService {
         .filter(({ isDraft, type }) => {
           return isDraft === false && type === activityType;
         })
-        .map(({ quantity, SymbolProfile, unitPrice }) => {
+        .map(({ currency, quantity, SymbolProfile, unitPrice }) => {
           return new Big(
             this.exchangeRateDataService.toCurrency(
               new Big(quantity).mul(unitPrice).toNumber(),
-              SymbolProfile.currency,
+              currency ?? SymbolProfile.currency,
               userCurrency
             )
           );