diff --git a/projects/igniteui-angular/src/lib/grids/grid/grid-summary.spec.ts b/projects/igniteui-angular/src/lib/grids/grid/grid-summary.spec.ts
index fcf804821b1..1358c14418e 100644
--- a/projects/igniteui-angular/src/lib/grids/grid/grid-summary.spec.ts
+++ b/projects/igniteui-angular/src/lib/grids/grid/grid-summary.spec.ts
@@ -287,6 +287,37 @@ describe('IgxGrid - Summaries #grid', () => {
                 'summary cell and data cell are not right aligned');
         }));
 
+        it('should be able to access alldata from each summary', fakeAsync(() => {
+            const fixture = TestBed.createComponent(CustomSummariesComponent);
+            const grid = fixture.componentInstance.grid1;
+            fixture.detectChanges();
+
+            const summaryRow = fixture.debugElement.query(By.css(SUMMARY_ROW));
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 3, ['Count', 'Sum', 'Avg'], ['10', '39,004', '3,900.4']);
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 4, ['Earliest'], ['5/17/1990']);
+            GridSummaryFunctions.verifyVisibleSummariesHeight(fixture, 3, grid.defaultSummaryHeight);
+            grid.getColumnByName('UnitsInStock').summaries = fixture.componentInstance.inStockSummary;
+            tick(100);
+            fixture.detectChanges();
+
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 3, ['Count', 'Min', 'Max', 'Sum', 'Avg', 'Items InStock'],
+                ['10', '0', '20,000', '39,004', '3,900.4', '6']);
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 4, ['Earliest'], ['5/17/1990']);
+
+            grid.getCellByColumn(4, 'InStock').update(true);
+            tick();
+            fixture.detectChanges();
+
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 3, ['Count', 'Min', 'Max', 'Sum', 'Avg', 'Items InStock'],
+                ['10', '0', '20,000', '39,004', '3,900.4', '7']);
+
+            grid.filter('UnitsInStock', 0, IgxNumberFilteringOperand.instance().condition('equals'));
+            fixture.detectChanges();
+
+            GridSummaryFunctions.verifyColumnSummaries(summaryRow, 3, ['Count', 'Min', 'Max', 'Sum', 'Avg', 'Items InStock'],
+            ['3', '0', '0', '0', '0', '1']);
+        }));
+
         describe('', () => {
             let fix;
             let grid: IgxGridComponent;
@@ -2441,6 +2472,24 @@ class EarliestSummary extends IgxDateSummaryOperand {
     }
 }
 
+class InStockSummary extends IgxNumberSummaryOperand {
+    constructor() {
+        super();
+    }
+
+    public operate(summaries?: any[], allData = [], field?): IgxSummaryResult[] {
+        const result = super.operate(summaries);
+        if (field && field === 'UnitsInStock') {
+            result.push({
+                key: 'test',
+                label: 'Items InStock',
+                summaryResult: allData.filter((rec) => rec.InStock).length
+            });
+        }
+        return result;
+    }
+}
+
 @Component({
     template: `
         <igx-grid #grid1 [data]="data" [primaryKey]="'ProductID'" [allowFiltering]="true">
@@ -2466,6 +2515,7 @@ export class CustomSummariesComponent {
     public dealsSummary = DealsSummary;
     public dealsSummaryMinMax = DealsSummaryMinMax;
     public earliest = EarliestSummary;
+    public inStockSummary = InStockSummary;
 }
 
 @Component({
diff --git a/projects/igniteui-angular/src/lib/grids/tree-grid/tree-grid-summaries.spec.ts b/projects/igniteui-angular/src/lib/grids/tree-grid/tree-grid-summaries.spec.ts
index ef6f1bcb8ac..06b9eaa3dfd 100644
--- a/projects/igniteui-angular/src/lib/grids/tree-grid/tree-grid-summaries.spec.ts
+++ b/projects/igniteui-angular/src/lib/grids/tree-grid/tree-grid-summaries.spec.ts
@@ -1609,6 +1609,44 @@ describe('IgxTreeGrid - Summaries #tGrid', () => {
         verifySummaryForRow847(fix, 6);
     }));
 
+    it('should be able to access alldata from each summary', fakeAsync(() => {
+        const fix = TestBed.createComponent(IgxTreeGridCustomSummariesComponent);
+        fix.detectChanges();
+        const treeGrid = fix.componentInstance.treeGrid;
+
+        treeGrid.expandAll();
+        fix.detectChanges();
+
+        let summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 6);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count'], ['2']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 7);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count'], ['3']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 0);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count'], ['4']);
+
+        treeGrid.getColumnByName('Name').summaries = fix.componentInstance.ptoSummary;
+        tick();
+        fix.detectChanges();
+
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 6);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['2', '1']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 7);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['3', '1']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 0);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['4', '0']);
+
+        treeGrid.getCellByColumn(5, 'OnPTO').update(true);
+        tick();
+        fix.detectChanges();
+
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 6);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['2', '2']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 7);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['3', '1']);
+        summaryRow = GridSummaryFunctions.getSummaryRowByDataRowIndex(fix, 0);
+        GridSummaryFunctions.verifyColumnSummaries(summaryRow, 1, ['Count', 'People on PTO'], ['4', '0']);
+    }));
+
     it('should render rows correctly after collapse and expand', async () => {
         const fix = TestBed.createComponent(IgxTreeGridSummariesScrollingComponent);
         const treeGrid = fix.componentInstance.treeGrid;
diff --git a/projects/igniteui-angular/src/lib/test-utils/tree-grid-components.spec.ts b/projects/igniteui-angular/src/lib/test-utils/tree-grid-components.spec.ts
index 25fd0d69115..48c07b47d47 100644
--- a/projects/igniteui-angular/src/lib/test-utils/tree-grid-components.spec.ts
+++ b/projects/igniteui-angular/src/lib/test-utils/tree-grid-components.spec.ts
@@ -1,7 +1,7 @@
 import { Component, ViewChild, OnInit } from '@angular/core';
 import { IgxTreeGridComponent } from '../grids/tree-grid/tree-grid.component';
 import { SampleTestData } from './sample-test-data.spec';
-import { IgxNumberSummaryOperand, IgxSummaryResult } from '../grids';
+import { IgxSummaryOperand, IgxNumberSummaryOperand, IgxSummaryResult } from '../grids';
 import { IgxGridTransaction } from '../grids/grid-base.component';
 import { IgxTransactionService } from '../services/transaction/igx-transaction';
 import { IgxHierarchicalTransactionService } from '../services/transaction/igx-hierarchical-transaction';
@@ -400,6 +400,24 @@ class AgeSummaryTest extends IgxNumberSummaryOperand {
     }
 }
 
+class PTOSummary extends IgxSummaryOperand {
+    constructor() {
+        super();
+    }
+
+    public operate(summaries?: any[], allData = [], field?): IgxSummaryResult[] {
+        const result = super.operate(summaries);
+        if (field && field === 'Name') {
+            result.push({
+                key: 'test',
+                label: 'People on PTO',
+                summaryResult: allData.filter((rec) => rec.OnPTO).length
+            });
+        }
+        return result;
+    }
+}
+
 @Component({
     template: `
     <igx-tree-grid #treeGrid [data]="data" primaryKey="ID" foreignKey="ParentID" [rowEditable]="true" width="900px" height="600px">
@@ -433,6 +451,7 @@ export class IgxTreeGridCustomSummariesComponent {
     public data = SampleTestData.employeeTreeData();
     public ageSummary = AgeSummary;
     public ageSummaryTest = AgeSummaryTest;
+    public ptoSummary = PTOSummary;
 }
 
 @Component({