diff --git a/CHANGELOG.md b/CHANGELOG.md
index d71772e8f..af2c5fc17 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
 - Moved the chart of the account detail dialog from experimental to general availability
 - Improved the dynamic numerical precision for various values in the account detail dialog
 - Improved the usability of the _Cancel_ / _Close_ and _Save_ buttons in various dialogs
+- Extended the accounts endpoint by allocations
 - Extended the accounts endpoint by dividend and interest
 - Refactored the portfolio performance component to standalone
 - Improved the language localization for Portuguese (`pt`)
diff --git a/apps/api/src/app/portfolio/portfolio.service.ts b/apps/api/src/app/portfolio/portfolio.service.ts
index f40ed57e5..1d010bcf7 100644
--- a/apps/api/src/app/portfolio/portfolio.service.ts
+++ b/apps/api/src/app/portfolio/portfolio.service.ts
@@ -227,7 +227,7 @@ export class PortfolioService {
           interestInBaseCurrency,
           transactionCount,
           valueInBaseCurrency,
-          allocationInPercentage: null, // TODO
+          allocationInPercentage: 0,
           balanceInBaseCurrency: this.exchangeRateDataService.toCurrency(
             account.balance,
             account.currency,
@@ -299,6 +299,15 @@ export class PortfolioService {
       transactionCount += account.transactionCount;
     }
 
+    for (const account of accounts) {
+      account.allocationInPercentage =
+        totalValueInBaseCurrency.toNumber() > Number.EPSILON
+          ? Big(account.valueInBaseCurrency)
+              .div(totalValueInBaseCurrency)
+              .toNumber()
+          : 0;
+    }
+
     return {
       accounts,
       transactionCount,