diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6cb229496..cec1875f6 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
+
+### Fixed
+
+- Converted errors to warnings in portfolio calculator
+
 ## 1.92.0 - 19.12.2021
 
 ### Added
diff --git a/apps/api/src/app/portfolio/portfolio-calculator.ts b/apps/api/src/app/portfolio/portfolio-calculator.ts
index d16ef4b53..f69349fa6 100644
--- a/apps/api/src/app/portfolio/portfolio-calculator.ts
+++ b/apps/api/src/app/portfolio/portfolio-calculator.ts
@@ -238,9 +238,7 @@ export class PortfolioCalculator {
         if (!marketSymbolMap[nextDate]?.[item.symbol]) {
           invalidSymbols.push(item.symbol);
           hasErrors = true;
-          Logger.error(
-            `Missing value for symbol ${item.symbol} at ${nextDate}`
-          );
+          Logger.warn(`Missing value for symbol ${item.symbol} at ${nextDate}`);
           continue;
         }
         let lastInvestment: Big = new Big(0);
@@ -271,7 +269,7 @@ export class PortfolioCalculator {
           if (!initialValue) {
             invalidSymbols.push(item.symbol);
             hasErrors = true;
-            Logger.error(
+            Logger.warn(
               `Missing value for symbol ${item.symbol} at ${currentDate}`
             );
             continue;
@@ -515,7 +513,7 @@ export class PortfolioCalculator {
           currentPosition.netPerformancePercentage.mul(currentInitialValue)
         );
       } else if (!currentPosition.quantity.eq(0)) {
-        Logger.error(
+        Logger.warn(
           `Missing initial value for symbol ${currentPosition.symbol} at ${currentPosition.firstBuyDate}`
         );
         hasErrors = true;