diff --git a/apps/api/src/app/core/portfolio-calculator.spec.ts b/apps/api/src/app/core/portfolio-calculator.spec.ts
index bc1e28d29..d957ad54c 100644
--- a/apps/api/src/app/core/portfolio-calculator.spec.ts
+++ b/apps/api/src/app/core/portfolio-calculator.spec.ts
@@ -1,5 +1,11 @@
-import { PortfolioCalculator, PortfolioOrder } from '@ghostfolio/api/app/core/portfolio-calculator';
-import { CurrentRateService, GetValueParams } from '@ghostfolio/api/app/core/current-rate.service';
+import {
+  PortfolioCalculator,
+  PortfolioOrder
+} from '@ghostfolio/api/app/core/portfolio-calculator';
+import {
+  CurrentRateService,
+  GetValueParams
+} from '@ghostfolio/api/app/core/current-rate.service';
 import { Currency } from '@prisma/client';
 import { OrderType } from '@ghostfolio/api/models/order-type';
 import Big from 'big.js';
@@ -16,9 +22,11 @@ function dateEqual(date1: Date, date2: Date) {
   const date1Converted = toYearMonthDay(date1);
   const date2Converted = toYearMonthDay(date2);
 
-  return date1Converted[0] === date2Converted[0]&&
+  return (
+    date1Converted[0] === date2Converted[0] &&
     date1Converted[1] === date2Converted[1] &&
     date1Converted[2] === date2Converted[2]
+  );
 }
 
 jest.mock('./current-rate.service.ts', () => {
@@ -26,13 +34,17 @@ jest.mock('./current-rate.service.ts', () => {
     // eslint-disable-next-line @typescript-eslint/naming-convention
     CurrentRateService: jest.fn().mockImplementation(() => {
       return {
-        getValue: ({date, symbol, currency, userCurrency}: GetValueParams) => {
+        getValue: ({
+          date,
+          symbol,
+          currency,
+          userCurrency
+        }: GetValueParams) => {
           const today = new Date();
           if (dateEqual(today, date) && symbol === 'VTI') {
             return Promise.resolve(new Big('213.32'));
           }
 
-
           return Promise.resolve(new Big('0'));
         }
       };
@@ -41,7 +53,6 @@ jest.mock('./current-rate.service.ts', () => {
 });
 
 describe('PortfolioCalculator', () => {
-
   let currentRateService: CurrentRateService;
   beforeEach(() => {
     currentRateService = new CurrentRateService(null, null);
@@ -49,11 +60,17 @@ describe('PortfolioCalculator', () => {
 
   describe('calculate transaction points', () => {
     it('with orders of only one symbol', () => {
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.computeTransactionPoints(ordersVTI);
-      const portfolioItemsAtTransactionPoints = portfolioCalculator.getTransactionPoints();
+      const portfolioItemsAtTransactionPoints =
+        portfolioCalculator.getTransactionPoints();
 
-      expect(portfolioItemsAtTransactionPoints).toEqual(ordersVTITransactionPoints);
+      expect(portfolioItemsAtTransactionPoints).toEqual(
+        ordersVTITransactionPoints
+      );
     });
 
     it('with two orders at the same day of the same type', () => {
@@ -68,65 +85,79 @@ describe('PortfolioCalculator', () => {
           currency: Currency.USD
         }
       ];
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.computeTransactionPoints(orders);
-      const portfolioItemsAtTransactionPoints = portfolioCalculator.getTransactionPoints();
+      const portfolioItemsAtTransactionPoints =
+        portfolioCalculator.getTransactionPoints();
 
       expect(portfolioItemsAtTransactionPoints).toEqual([
         {
           date: '2019-02-01',
-          items: [{
-            quantity: new Big('10'),
-            symbol: 'VTI',
-            investment: new Big('1443.8'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('10'),
+              symbol: 'VTI',
+              investment: new Big('1443.8'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 1
+            }
+          ]
         },
         {
           date: '2019-08-03',
-          items: [{
-            quantity: new Big('20'),
-            symbol: 'VTI',
-            investment: new Big('2923.7'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 2
-          }]
+          items: [
+            {
+              quantity: new Big('20'),
+              symbol: 'VTI',
+              investment: new Big('2923.7'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 2
+            }
+          ]
         },
         {
           date: '2020-02-02',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'VTI',
-            investment: new Big('652.55'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 3
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'VTI',
+              investment: new Big('652.55'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 3
+            }
+          ]
         },
         {
           date: '2021-02-01',
-          items: [{
-            quantity: new Big('35'),
-            symbol: 'VTI',
-            investment: new Big('6627.05'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 5
-          }]
+          items: [
+            {
+              quantity: new Big('35'),
+              symbol: 'VTI',
+              investment: new Big('6627.05'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 5
+            }
+          ]
         },
         {
           date: '2021-08-01',
-          items: [{
-            quantity: new Big('45'),
-            symbol: 'VTI',
-            investment: new Big('8403.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 6
-          }]
+          items: [
+            {
+              quantity: new Big('45'),
+              symbol: 'VTI',
+              investment: new Big('8403.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 6
+            }
+          ]
         }
       ]);
     });
@@ -143,104 +174,124 @@ describe('PortfolioCalculator', () => {
           currency: Currency.USD
         }
       ];
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.computeTransactionPoints(orders);
-      const portfolioItemsAtTransactionPoints = portfolioCalculator.getTransactionPoints();
+      const portfolioItemsAtTransactionPoints =
+        portfolioCalculator.getTransactionPoints();
 
       expect(portfolioItemsAtTransactionPoints).toEqual([
         {
           date: '2019-02-01',
-          items: [{
-            quantity: new Big('10'),
-            symbol: 'VTI',
-            investment: new Big('1443.8'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('10'),
+              symbol: 'VTI',
+              investment: new Big('1443.8'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 1
+            }
+          ]
         },
         {
           date: '2019-08-03',
-          items: [{
-            quantity: new Big('20'),
-            symbol: 'VTI',
-            investment: new Big('2923.7'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 2
-          }]
+          items: [
+            {
+              quantity: new Big('20'),
+              symbol: 'VTI',
+              investment: new Big('2923.7'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 2
+            }
+          ]
         },
         {
           date: '2019-09-01',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('20'),
-            symbol: 'VTI',
-            investment: new Big('2923.7'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 2
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('20'),
+              symbol: 'VTI',
+              investment: new Big('2923.7'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 2
+            }
+          ]
         },
         {
           date: '2020-02-02',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('5'),
-            symbol: 'VTI',
-            investment: new Big('652.55'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 3
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('5'),
+              symbol: 'VTI',
+              investment: new Big('652.55'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 3
+            }
+          ]
         },
         {
           date: '2021-02-01',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('15'),
-            symbol: 'VTI',
-            investment: new Big('2684.05'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 4
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('15'),
+              symbol: 'VTI',
+              investment: new Big('2684.05'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 4
+            }
+          ]
         },
         {
           date: '2021-08-01',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('25'),
-            symbol: 'VTI',
-            investment: new Big('4460.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 5
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('25'),
+              symbol: 'VTI',
+              investment: new Big('4460.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 5
+            }
+          ]
         }
       ]);
     });
@@ -265,173 +316,208 @@ describe('PortfolioCalculator', () => {
           currency: Currency.USD
         }
       ];
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.computeTransactionPoints(orders);
-      const portfolioItemsAtTransactionPoints = portfolioCalculator.getTransactionPoints();
+      const portfolioItemsAtTransactionPoints =
+        portfolioCalculator.getTransactionPoints();
 
       expect(portfolioItemsAtTransactionPoints).toEqual([
         {
           date: '2019-02-01',
-          items: [{
-            quantity: new Big('10'),
-            symbol: 'VTI',
-            investment: new Big('1443.8'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('10'),
+              symbol: 'VTI',
+              investment: new Big('1443.8'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 1
+            }
+          ]
         },
         {
           date: '2019-08-03',
-          items: [{
-            quantity: new Big('20'),
-            symbol: 'VTI',
-            investment: new Big('2923.7'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 2
-          }]
+          items: [
+            {
+              quantity: new Big('20'),
+              symbol: 'VTI',
+              investment: new Big('2923.7'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 2
+            }
+          ]
         },
         {
           date: '2019-09-01',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('20'),
-            symbol: 'VTI',
-            investment: new Big('2923.7'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 2
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('20'),
+              symbol: 'VTI',
+              investment: new Big('2923.7'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 2
+            }
+          ]
         },
         {
           date: '2020-02-02',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('5'),
-            symbol: 'VTI',
-            investment: new Big('652.55'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 3
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('5'),
+              symbol: 'VTI',
+              investment: new Big('652.55'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 3
+            }
+          ]
         },
         {
           date: '2020-08-02',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'VTI',
-            investment: new Big('652.55'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 3
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'VTI',
+              investment: new Big('652.55'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 3
+            }
+          ]
         },
         {
           date: '2021-02-01',
-          items: [{
-            quantity: new Big('15'),
-            symbol: 'VTI',
-            investment: new Big('2684.05'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 4
-          }]
+          items: [
+            {
+              quantity: new Big('15'),
+              symbol: 'VTI',
+              investment: new Big('2684.05'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 4
+            }
+          ]
         },
         {
           date: '2021-08-01',
-          items: [{
-            quantity: new Big('25'),
-            symbol: 'VTI',
-            investment: new Big('4460.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2019-02-01',
-            transactionCount: 5
-          }]
+          items: [
+            {
+              quantity: new Big('25'),
+              symbol: 'VTI',
+              investment: new Big('4460.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2019-02-01',
+              transactionCount: 5
+            }
+          ]
         }
       ]);
     });
 
     it('with mixed symbols', () => {
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.computeTransactionPoints(ordersMixedSymbols);
-      const portfolioItemsAtTransactionPoints = portfolioCalculator.getTransactionPoints();
+      const portfolioItemsAtTransactionPoints =
+        portfolioCalculator.getTransactionPoints();
 
       expect(portfolioItemsAtTransactionPoints).toEqual([
         {
           date: '2017-01-03',
-          items: [{
-            quantity: new Big('50'),
-            symbol: 'TSLA',
-            investment: new Big('2148.5'),
-            currency: Currency.USD,
-            firstBuyDate: '2017-01-03',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('50'),
+              symbol: 'TSLA',
+              investment: new Big('2148.5'),
+              currency: Currency.USD,
+              firstBuyDate: '2017-01-03',
+              transactionCount: 1
+            }
+          ]
         },
         {
           date: '2017-07-01',
-          items: [{
-            quantity: new Big('0.5614682'),
-            symbol: 'BTCUSD',
-            investment: new Big('1999.9999999999998659756'),
-            currency: Currency.USD,
-            firstBuyDate: '2017-07-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('50'),
-            symbol: 'TSLA',
-            investment: new Big('2148.5'),
-            currency: Currency.USD,
-            firstBuyDate: '2017-01-03',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('0.5614682'),
+              symbol: 'BTCUSD',
+              investment: new Big('1999.9999999999998659756'),
+              currency: Currency.USD,
+              firstBuyDate: '2017-07-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('50'),
+              symbol: 'TSLA',
+              investment: new Big('2148.5'),
+              currency: Currency.USD,
+              firstBuyDate: '2017-01-03',
+              transactionCount: 1
+            }
+          ]
         },
         {
           date: '2018-09-01',
-          items: [{
-            quantity: new Big('5'),
-            symbol: 'AMZN',
-            investment: new Big('10109.95'),
-            currency: Currency.USD,
-            firstBuyDate: '2018-09-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('0.5614682'),
-            symbol: 'BTCUSD',
-            investment: new Big('1999.9999999999998659756'),
-            currency: Currency.USD,
-            firstBuyDate: '2017-07-01',
-            transactionCount: 1
-          }, {
-            quantity: new Big('50'),
-            symbol: 'TSLA',
-            investment: new Big('2148.5'),
-            currency: Currency.USD,
-            firstBuyDate: '2017-01-03',
-            transactionCount: 1
-          }]
+          items: [
+            {
+              quantity: new Big('5'),
+              symbol: 'AMZN',
+              investment: new Big('10109.95'),
+              currency: Currency.USD,
+              firstBuyDate: '2018-09-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('0.5614682'),
+              symbol: 'BTCUSD',
+              investment: new Big('1999.9999999999998659756'),
+              currency: Currency.USD,
+              firstBuyDate: '2017-07-01',
+              transactionCount: 1
+            },
+            {
+              quantity: new Big('50'),
+              symbol: 'TSLA',
+              investment: new Big('2148.5'),
+              currency: Currency.USD,
+              firstBuyDate: '2017-01-03',
+              transactionCount: 1
+            }
+          ]
         }
       ]);
     });
   });
 
   describe('get current positions', () => {
-
     it('with just VTI', async () => {
-      const portfolioCalculator = new PortfolioCalculator(currentRateService, Currency.USD);
+      const portfolioCalculator = new PortfolioCalculator(
+        currentRateService,
+        Currency.USD
+      );
       portfolioCalculator.setTransactionPoints(ordersVTITransactionPoints);
       const currentPositions = await portfolioCalculator.getCurrentPositions();
 
@@ -447,12 +533,8 @@ describe('PortfolioCalculator', () => {
           transactionCount: 5
         }
       });
-
-
-    })
-
-  })
-
+    });
+  });
 });
 const ordersMixedSymbols: PortfolioOrder[] = [
   {
@@ -527,57 +609,67 @@ const ordersVTI: PortfolioOrder[] = [
 const ordersVTITransactionPoints = [
   {
     date: '2019-02-01',
-    items: [{
-      quantity: new Big('10'),
-      symbol: 'VTI',
-      investment: new Big('1443.8'),
-      currency: Currency.USD,
-      firstBuyDate: '2019-02-01',
-      transactionCount: 1
-    }]
+    items: [
+      {
+        quantity: new Big('10'),
+        symbol: 'VTI',
+        investment: new Big('1443.8'),
+        currency: Currency.USD,
+        firstBuyDate: '2019-02-01',
+        transactionCount: 1
+      }
+    ]
   },
   {
     date: '2019-08-03',
-    items: [{
-      quantity: new Big('20'),
-      symbol: 'VTI',
-      investment: new Big('2923.7'),
-      currency: Currency.USD,
-      firstBuyDate: '2019-02-01',
-      transactionCount: 2
-    }]
+    items: [
+      {
+        quantity: new Big('20'),
+        symbol: 'VTI',
+        investment: new Big('2923.7'),
+        currency: Currency.USD,
+        firstBuyDate: '2019-02-01',
+        transactionCount: 2
+      }
+    ]
   },
   {
     date: '2020-02-02',
-    items: [{
-      quantity: new Big('5'),
-      symbol: 'VTI',
-      investment: new Big('652.55'),
-      currency: Currency.USD,
-      firstBuyDate: '2019-02-01',
-      transactionCount: 3
-    }]
+    items: [
+      {
+        quantity: new Big('5'),
+        symbol: 'VTI',
+        investment: new Big('652.55'),
+        currency: Currency.USD,
+        firstBuyDate: '2019-02-01',
+        transactionCount: 3
+      }
+    ]
   },
   {
     date: '2021-02-01',
-    items: [{
-      quantity: new Big('15'),
-      symbol: 'VTI',
-      investment: new Big('2684.05'),
-      currency: Currency.USD,
-      firstBuyDate: '2019-02-01',
-      transactionCount: 4
-    }]
+    items: [
+      {
+        quantity: new Big('15'),
+        symbol: 'VTI',
+        investment: new Big('2684.05'),
+        currency: Currency.USD,
+        firstBuyDate: '2019-02-01',
+        transactionCount: 4
+      }
+    ]
   },
   {
     date: '2021-08-01',
-    items: [{
-      quantity: new Big('25'),
-      symbol: 'VTI',
-      investment: new Big('4460.95'),
-      currency: Currency.USD,
-      firstBuyDate: '2019-02-01',
-      transactionCount: 5
-    }]
+    items: [
+      {
+        quantity: new Big('25'),
+        symbol: 'VTI',
+        investment: new Big('4460.95'),
+        currency: Currency.USD,
+        firstBuyDate: '2019-02-01',
+        transactionCount: 5
+      }
+    ]
   }
 ];
diff --git a/apps/api/src/app/core/portfolio-calculator.ts b/apps/api/src/app/core/portfolio-calculator.ts
index 751d9a888..c166a39d5 100644
--- a/apps/api/src/app/core/portfolio-calculator.ts
+++ b/apps/api/src/app/core/portfolio-calculator.ts
@@ -4,22 +4,16 @@ import { OrderType } from '@ghostfolio/api/models/order-type';
 import Big from 'big.js';
 
 export class PortfolioCalculator {
-
   private transactionPoints: TransactionPoint[];
 
   constructor(
     private currentRateService: CurrentRateService,
     private currency: Currency
-  ) {
-  }
+  ) {}
 
-  addOrder(order: PortfolioOrder): void {
-
-  }
+  addOrder(order: PortfolioOrder): void {}
 
-  deleteOrder(order: PortfolioOrder): void {
-
-  }
+  deleteOrder(order: PortfolioOrder): void {}
 
   computeTransactionPoints(orders: PortfolioOrder[]) {
     orders.sort((a, b) => a.date.localeCompare(b.date));
@@ -39,9 +33,14 @@ export class PortfolioCalculator {
       const unitPrice = new Big(order.unitPrice);
       if (oldAccumulatedSymbol) {
         currentTransactionPointItem = {
-          quantity: order.quantity.mul(factor).plus(oldAccumulatedSymbol.quantity),
+          quantity: order.quantity
+            .mul(factor)
+            .plus(oldAccumulatedSymbol.quantity),
           symbol: order.symbol,
-          investment: unitPrice.mul(order.quantity).mul(factor).add(oldAccumulatedSymbol.investment),
+          investment: unitPrice
+            .mul(order.quantity)
+            .mul(factor)
+            .add(oldAccumulatedSymbol.investment),
           currency: order.currency,
           firstBuyDate: oldAccumulatedSymbol.firstBuyDate,
           transactionCount: oldAccumulatedSymbol.transactionCount + 1
@@ -60,7 +59,9 @@ export class PortfolioCalculator {
       symbols[order.symbol] = currentTransactionPointItem;
 
       const items = lastTransactionPoint?.items ?? [];
-      const newItems = items.filter(transactionPointItem => transactionPointItem.symbol !== order.symbol);
+      const newItems = items.filter(
+        (transactionPointItem) => transactionPointItem.symbol !== order.symbol
+      );
       if (!currentTransactionPointItem.quantity.eq(0)) {
         newItems.push(currentTransactionPointItem);
       } else {
@@ -93,7 +94,8 @@ export class PortfolioCalculator {
       return {};
     }
 
-    const lastTransactionPoint = this.transactionPoints[this.transactionPoints.length - 1];
+    const lastTransactionPoint =
+      this.transactionPoints[this.transactionPoints.length - 1];
 
     const result: { [symbol: string]: TimelinePosition } = {};
     for (const item of lastTransactionPoint.items) {
@@ -117,7 +119,10 @@ export class PortfolioCalculator {
     return result;
   }
 
-  calculateTimeline(timelineSpecification: TimelineSpecification[], endDate: Date): TimelinePeriod[] {
+  calculateTimeline(
+    timelineSpecification: TimelineSpecification[],
+    endDate: Date
+  ): TimelinePeriod[] {
     return null;
   }
 
@@ -136,7 +141,6 @@ export class PortfolioCalculator {
     }
     return factor;
   }
-
 }
 
 interface TransactionPoint {
@@ -167,7 +171,7 @@ type Accuracy = 'year' | 'month' | 'day';
 
 interface TimelineSpecification {
   start: Date;
-  accuracy: Accuracy
+  accuracy: Accuracy;
 }
 
 interface TimelinePeriod {