diff --git a/frontend/src/app/Helpers/auth.interceptor.ts b/frontend/src/app/Helpers/auth.interceptor.ts
index ff94e91..c013dd5 100644
--- a/frontend/src/app/Helpers/auth.interceptor.ts
+++ b/frontend/src/app/Helpers/auth.interceptor.ts
@@ -7,7 +7,7 @@ import {
 } from '@angular/common/http';
 import { TokenStorageService } from '../Services/token.service';
 import { Observable } from 'rxjs';
-const TOKEN_HEADER_KEY = 'Authorization'; // for Spring Boot back-end
+const TOKEN_HEADER_KEY = 'Authorization';
 @Injectable()
 export class AuthInterceptor implements HttpInterceptor {
   constructor(private token: TokenStorageService) {}
diff --git a/frontend/src/app/Helpers/helper.service.spec.ts b/frontend/src/app/Helpers/helper.service.spec.ts
new file mode 100644
index 0000000..00b56e5
--- /dev/null
+++ b/frontend/src/app/Helpers/helper.service.spec.ts
@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { HelperService } from './helper.service';
+
+describe('HelperService', () => {
+  let service: HelperService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(HelperService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});
diff --git a/frontend/src/app/Helpers/helper.service.ts b/frontend/src/app/Helpers/helper.service.ts
new file mode 100644
index 0000000..ac7ca1c
--- /dev/null
+++ b/frontend/src/app/Helpers/helper.service.ts
@@ -0,0 +1,10 @@
+import { Injectable } from '@angular/core';
+import { Stock } from '../Models/stock.model';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class HelperService {
+
+  constructor() { }
+}
diff --git a/frontend/src/app/Models/stock.model.ts b/frontend/src/app/Models/stock.model.ts
new file mode 100644
index 0000000..4220de6
--- /dev/null
+++ b/frontend/src/app/Models/stock.model.ts
@@ -0,0 +1,6 @@
+export class Stock {
+  count = 0;
+  price = 0;
+  symbol = '';
+  time = '';
+}
diff --git a/frontend/src/app/Services/auth.service.ts b/frontend/src/app/Services/auth.service.ts
index 5420e5f..c5de4fb 100644
--- a/frontend/src/app/Services/auth.service.ts
+++ b/frontend/src/app/Services/auth.service.ts
@@ -11,18 +11,19 @@ const httpOptions = {
 })
 export class AuthService {
   constructor(private http: HttpClient) {}
-  login(username: string, password: string): Observable<any> {
+  login(email: string, password: string): Observable<any> {
     return this.http.post(AUTH_API + '/login', {
-      username,
+      email,
       password,
     });
   }
-  register(username: string, password: string): Observable<any> {
+  register(email: string, username: string, password: string): Observable<any> {
     return this.http.post(
       AUTH_API + '/register',
       {
-        username,
+        email,
         password,
+        username,
       },
       httpOptions
     );
diff --git a/frontend/src/app/Services/data.service.ts b/frontend/src/app/Services/data.service.ts
index 4419d9f..bbd1863 100644
--- a/frontend/src/app/Services/data.service.ts
+++ b/frontend/src/app/Services/data.service.ts
@@ -1,6 +1,6 @@
-import { Injectable } from '@angular/core';
+import { Injectable, OnInit } from '@angular/core';
 import { HttpClient, HttpHeaders } from '@angular/common/http';
-import { Observable } from 'rxjs';
+import { delay, Observable } from 'rxjs';
 import { TokenStorageService } from './token.service';
 const API_URL = 'https://aktienbot.flokaiser.com/api/';
 @Injectable({
@@ -12,26 +12,32 @@ export class DataService {
     private tokenStorage: TokenStorageService
   ) {}
 
-  headers = new HttpHeaders({
-    'Content-Type': 'application/json',
-    Authorization: 'Bearer ' + this.tokenStorage.getToken(),
-  });
-
-  async getStockData() {
-    await this.http
-      .get(API_URL + 'portfolio', {
-        headers: this.headers,
-        responseType: 'text',
-      })
-      .subscribe((data) => {
-        console.log(data);
-        return data;
-      });
+  public getStockData(): Observable<any> {
+    return this.http.get(API_URL + 'portfolio', {
+      headers: new HttpHeaders({
+        'Content-Type': 'application/json',
+        Authorization: 'Bearer ' + this.tokenStorage.getToken(),
+      }),
+      responseType: 'text',
+    });
   }
 
-  getKeywords(): Observable<any> {
+  public getTransactionData(): Observable<any> {
+    return this.http.get(API_URL + 'transactions', {
+      headers: new HttpHeaders({
+        'Content-Type': 'application/json',
+        Authorization: 'Bearer ' + this.tokenStorage.getToken(),
+      }),
+      responseType: 'text',
+    });
+  }
+
+  public getKeywords(): Observable<any> {
     return this.http.get(API_URL + 'keywords', {
-      headers: this.headers,
+      headers: new HttpHeaders({
+        'Content-Type': 'application/json',
+        Authorization: 'Bearer ' + this.tokenStorage.getToken(),
+      }),
       responseType: 'text',
     });
   }
diff --git a/frontend/src/app/Views/dashboard/dashboard.component.html b/frontend/src/app/Views/dashboard/dashboard.component.html
index 6e0692a..5c1b401 100644
--- a/frontend/src/app/Views/dashboard/dashboard.component.html
+++ b/frontend/src/app/Views/dashboard/dashboard.component.html
@@ -64,7 +64,39 @@
       <div class="heading fix-right-side">
         <div class="vertical-center">Transaktionen</div>
       </div>
-      <mat-card class="placeholder"></mat-card>
+      <div class="stockTable">
+        <table mat-table [dataSource]="dataSource" class="mat-elevation-z8">
+          <!--- Note that these columns can be defined in any order.
+                The actual rendered columns are set as a property on the row definition" -->
+
+          <!-- Position Column -->
+          <ng-container matColumnDef="position">
+            <th mat-header-cell *matHeaderCellDef>Count</th>
+            <td mat-cell *matCellDef="let element">{{ element.position }}</td>
+          </ng-container>
+
+          <!-- Name Column -->
+          <ng-container matColumnDef="name">
+            <th mat-header-cell *matHeaderCellDef>Pirce</th>
+            <td mat-cell *matCellDef="let element">{{ element.name }}</td>
+          </ng-container>
+
+          <!-- Weight Column -->
+          <ng-container matColumnDef="weight">
+            <th mat-header-cell *matHeaderCellDef>Symbol</th>
+            <td mat-cell *matCellDef="let element">{{ element.weight }}</td>
+          </ng-container>
+
+          <!-- Symbol Column -->
+          <ng-container matColumnDef="symbol">
+            <th mat-header-cell *matHeaderCellDef>Time</th>
+            <td mat-cell *matCellDef="let element">{{ element.symbol }}</td>
+          </ng-container>
+
+          <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
+          <tr mat-row *matRowDef="let row; columns: displayedColumns"></tr>
+        </table>
+      </div>
     </div>
   </mat-grid-tile>
 </mat-grid-list>
diff --git a/frontend/src/app/Views/dashboard/dashboard.component.ts b/frontend/src/app/Views/dashboard/dashboard.component.ts
index ff2d717..27a6140 100644
--- a/frontend/src/app/Views/dashboard/dashboard.component.ts
+++ b/frontend/src/app/Views/dashboard/dashboard.component.ts
@@ -1,6 +1,7 @@
 import { Component, OnInit } from '@angular/core';
 import { throwToolbarMixedModesError } from '@angular/material/toolbar';
 import { DataService } from 'src/app/Services/data.service';
+import { TokenStorageService } from 'src/app/Services/token.service';
 
 export interface PeriodicElement {
   name: string;
@@ -49,11 +50,15 @@ const ELEMENT_DATA: PeriodicElement[] = [
 })
 export class DashboardComponent implements OnInit {
   constructor(private dataService: DataService) {}
-
-  //TODO avoid using ngOnInit() like this
-  //TODO fix server problems
-  async ngOnInit() {
-    const data = await this.dataService.getStockData();
+  ngOnInit() {
+    this.dataService.getStockData().subscribe((response: any) => {
+      console.log(response);
+      //TODO map data on array for display
+    });
+    this.dataService.getTransactionData().subscribe((response: any) => {
+      console.log(response);
+      //TODO map data on array for display
+    });
   }
 
   displayedColumns: string[] = ['position', 'name', 'weight', 'symbol'];
diff --git a/frontend/src/app/Views/login/login.component.html b/frontend/src/app/Views/login/login.component.html
index b1ce7dc..42f01b4 100644
--- a/frontend/src/app/Views/login/login.component.html
+++ b/frontend/src/app/Views/login/login.component.html
@@ -14,21 +14,21 @@
       class="backgorund"
     >
       <div class="form-group">
-        <label for="username">Username</label>
+        <label for="email">Email</label>
         <input
-          type="text"
+          type="email"
           class="form-control"
-          name="username"
-          [(ngModel)]="form.username"
+          name="email"
+          [(ngModel)]="form.email"
           required
-          #username="ngModel"
+          email
+          #email="ngModel"
         />
-        <div
-          class="alert alert-danger"
-          role="alert"
-          *ngIf="username.errors && f.submitted"
-        >
-          Username is required!
+        <div class="alert-danger" *ngIf="email.errors && f.submitted">
+          <div *ngIf="email.errors?.['required']">Email is required</div>
+          <div *ngIf="email.errors?.['email']">
+            Email must be a valid email address
+          </div>
         </div>
       </div>
       <div class="form-group">
diff --git a/frontend/src/app/Views/login/login.component.ts b/frontend/src/app/Views/login/login.component.ts
index dac1bc2..a020f4a 100644
--- a/frontend/src/app/Views/login/login.component.ts
+++ b/frontend/src/app/Views/login/login.component.ts
@@ -10,7 +10,7 @@ import { Router } from '@angular/router';
 })
 export class LoginComponent implements OnInit {
   form: any = {
-    username: null,
+    email: null,
     password: null,
   };
   isLoggedIn = false;
@@ -29,7 +29,7 @@ export class LoginComponent implements OnInit {
     private router: Router
   ) {}
 
-  //ngOnInit() checks if a
+  //ngOnInit() checks if a user is logged in
   ngOnInit(): void {
     this.tokenStorage.signOut();
     if (this.tokenStorage.getToken()) {
@@ -39,15 +39,15 @@ export class LoginComponent implements OnInit {
 
   //onSubmit() saves valuable information in session storage
   onSubmit(): void {
-    const { username, password } = this.form;
-    this.authService.login(username, password).subscribe(
+    const { email, password } = this.form;
+    this.authService.login(email, password).subscribe(
       (data) => {
         this.tokenStorage.saveToken(data.data.token);
         this.tokenStorage.saveUser(data.data);
 
         this.isLoginFailed = false;
         this.isLoggedIn = true;
-        this.accountName = username;
+        this.accountName = email;
         this.router.navigate(['']);
       },
       (err) => {
diff --git a/frontend/src/app/Views/register/register.component.html b/frontend/src/app/Views/register/register.component.html
index 486f037..6b21679 100644
--- a/frontend/src/app/Views/register/register.component.html
+++ b/frontend/src/app/Views/register/register.component.html
@@ -35,6 +35,24 @@
           </div>
         </div>
       </div>
+      <div class="form-group">
+        <label for="email">Email</label>
+        <input
+          type="email"
+          class="form-control"
+          name="email"
+          [(ngModel)]="form.email"
+          required
+          email
+          #email="ngModel"
+        />
+        <div class="alert-danger" *ngIf="email.errors && f.submitted">
+          <div *ngIf="email.errors?.['required']">Email is required</div>
+          <div *ngIf="email.errors?.['email']">
+            Email must be a valid email address
+          </div>
+        </div>
+      </div>
       <div class="form-group">
         <label for="password">Password</label>
         <input
diff --git a/frontend/src/app/Views/register/register.component.ts b/frontend/src/app/Views/register/register.component.ts
index c032d71..b52f311 100644
--- a/frontend/src/app/Views/register/register.component.ts
+++ b/frontend/src/app/Views/register/register.component.ts
@@ -9,8 +9,9 @@ import { AuthService } from '../../Services/auth.service';
 })
 export class RegisterComponent implements OnInit {
   form: any = {
-    username: null,
+    email: null,
     password: null,
+    username: null,
   };
   isSuccessful = false;
   isSignUpFailed = false;
@@ -23,8 +24,8 @@ export class RegisterComponent implements OnInit {
   constructor(private authService: AuthService, private router: Router) {}
   ngOnInit(): void {}
   onSubmit(): void {
-    const { username, password } = this.form;
-    this.authService.register(username, password).subscribe(
+    const { email, username, password } = this.form;
+    this.authService.register(email, username, password).subscribe(
       (data) => {
         this.isSuccessful = true;
         this.isSignUpFailed = false;
diff --git a/frontend/src/index.html b/frontend/src/index.html
index 4da32cc..371b2a9 100644
--- a/frontend/src/index.html
+++ b/frontend/src/index.html
@@ -5,7 +5,6 @@
     <title>Aktienbot</title>
     <base href="/" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
-    <link rel="icon" type="image/x-icon" href="frontend/Aktienbot/src/favicon.ico" />
     <link rel="preconnect" href="https://fonts.gstatic.com" />
     <link
       href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500&display=swap"