Add hint

apps/client/src/app/components/portfolio-summary/portfolio-summary.component.ts

@@ -1,5 +1,6 @@
 import { getDateFnsLocale, getLocale } from '@ghostfolio/common/helper';
 import { PortfolioSummary } from '@ghostfolio/common/interfaces';
+import { translate } from '@ghostfolio/ui/i18n';
 
 import {
   ChangeDetectionStrategy,
@@ -28,6 +29,9 @@ export class PortfolioSummaryComponent implements OnChanges, OnInit {
 
   @Output() emergencyFundChanged = new EventEmitter<number>();
 
+  public buyAndSellActivitiesTooltip = translate(
+    'BUY_AND_SELL_ACTIVITIES_TOOLTIP'
+  );
   public timeInMarket: string;
 
   public constructor() {}

apps/client/src/app/components/portfolio-summary/portfolio-summary.module.ts

@@ -2,13 +2,14 @@ import { GfValueComponent } from '@ghostfolio/ui/value';
 
 import { CommonModule } from '@angular/common';
 import { CUSTOM_ELEMENTS_SCHEMA, NgModule } from '@angular/core';
+import { MatTooltipModule } from '@angular/material/tooltip';
 
 import { PortfolioSummaryComponent } from './portfolio-summary.component';
 
 @NgModule({
   declarations: [PortfolioSummaryComponent],
   exports: [PortfolioSummaryComponent],
-  imports: [CommonModule, GfValueComponent],
+  imports: [CommonModule, GfValueComponent, MatTooltipModule],
   schemas: [CUSTOM_ELEMENTS_SCHEMA]
 })
 export class GfPortfolioSummaryModule {}

libs/ui/src/lib/i18n.ts

@@ -5,6 +5,7 @@ const locales = {
   'Asia-Pacific': $localize`Asia-Pacific`,
   ASSET_CLASS: $localize`Asset Class`,
   ASSET_SUB_CLASS: $localize`Asset Sub Class`,
+  BUY_AND_SELL_ACTIVITIES_TOOLTIP: $localize`Buy and sell`,
   CORE: $localize`Core`,
   DATA_IMPORT_AND_EXPORT_TOOLTIP_BASIC: $localize`Switch to Ghostfolio Premium or Ghostfolio Open Source easily`,
   DATA_IMPORT_AND_EXPORT_TOOLTIP_OSS: $localize`Switch to Ghostfolio Premium easily`,