diff --git a/src/gui/itemmodels/qstandarditemmodel.cpp b/src/gui/itemmodels/qstandarditemmodel.cpp
index a972b7b1069..675b71c5301 100644
--- a/src/gui/itemmodels/qstandarditemmodel.cpp
+++ b/src/gui/itemmodels/qstandarditemmodel.cpp
@@ -1893,10 +1893,35 @@ QStandardItem *QStandardItem::takeChild(int row, int column)
     QStandardItem *item = nullptr;
     int index = d->childIndex(row, column);
     if (index != -1) {
+        QModelIndex changedIdx;
         item = d->children.at(index);
-        if (item)
-            item->d_func()->setParentAndModel(nullptr, nullptr);
+        if (item && d->model) {
+            QStandardItemPrivate *const item_d = item->d_func();
+            const int savedRows = item_d->rows;
+            const int savedCols = item_d->columns;
+            const QVector<QStandardItem*> savedChildren = item_d->children;
+            if (savedRows > 0) {
+                d->model->d_func()->rowsAboutToBeRemoved(item, 0, savedRows - 1);
+                item_d->rows = 0;
+                item_d->children = QVector<QStandardItem*>(); //slightly faster than clear
+                d->model->d_func()->rowsRemoved(item, 0, savedRows);
+            }
+            if (savedCols > 0) {
+                d->model->d_func()->columnsAboutToBeRemoved(item, 0, savedCols - 1);
+                item_d->columns = 0;
+                if (!item_d->children.isEmpty())
+                    item_d->children = QVector<QStandardItem*>(); //slightly faster than clear
+                d->model->d_func()->columnsRemoved(item, 0, savedCols);
+            }
+            item_d->rows = savedRows;
+            item_d->columns = savedCols;
+            item_d->children = savedChildren;
+            changedIdx = d->model->indexFromItem(item);
+            item_d->setParentAndModel(nullptr, nullptr);
+        }
         d->children.replace(index, nullptr);
+        if (changedIdx.isValid())
+            d->model->dataChanged(changedIdx, changedIdx);
     }
     return item;
 }
diff --git a/tests/auto/gui/itemmodels/qstandarditemmodel/tst_qstandarditemmodel.cpp b/tests/auto/gui/itemmodels/qstandarditemmodel/tst_qstandarditemmodel.cpp
index 343150d25d9..7fc2c473ded 100644
--- a/tests/auto/gui/itemmodels/qstandarditemmodel/tst_qstandarditemmodel.cpp
+++ b/tests/auto/gui/itemmodels/qstandarditemmodel/tst_qstandarditemmodel.cpp
@@ -137,7 +137,7 @@ private slots:
 
     void taskQTBUG_45114_setItemData();
     void setItemPersistentIndex();
-
+    void signalsOnTakeItem();
 private:
     QStandardItemModel *m_model = nullptr;
     QPersistentModelIndex persistent;
@@ -1738,5 +1738,52 @@ void tst_QStandardItemModel::setItemPersistentIndex()
     QVERIFY(!persistentIndex.isValid());
 }
 
+void tst_QStandardItemModel::signalsOnTakeItem() // QTBUG-89145
+{
+    QStandardItemModel m;
+    m.insertColumns(0, 2);
+    m.insertRows(0, 5);
+    for (int i = 0; i < m.rowCount(); ++i) {
+        for (int j = 0; j < m.columnCount(); ++j)
+            m.setData(m.index(i, j), i + j);
+    }
+    const QModelIndex parentIndex = m.index(1, 0);
+    m.insertColumns(0, 2, parentIndex);
+    m.insertRows(0, 2, parentIndex);
+    for (int i = 0; i < m.rowCount(parentIndex); ++i) {
+        for (int j = 0; j < m.columnCount(parentIndex); ++j)
+            m.setData(m.index(i, j, parentIndex), i + j + 100);
+    }
+    QAbstractItemModelTester mTester(&m, nullptr);
+    QSignalSpy columnsRemovedSpy(&m, &QAbstractItemModel::columnsRemoved);
+    QSignalSpy columnsAboutToBeRemovedSpy(&m, &QAbstractItemModel::columnsAboutToBeRemoved);
+    QSignalSpy rowsRemovedSpy(&m, &QAbstractItemModel::rowsRemoved);
+    QSignalSpy rowsAboutToBeRemovedSpy(&m, &QAbstractItemModel::rowsAboutToBeRemoved);
+    QSignalSpy *const removeSpies[] = {&columnsRemovedSpy, &columnsAboutToBeRemovedSpy, &rowsRemovedSpy, &rowsAboutToBeRemovedSpy};
+    QSignalSpy dataChangedSpy(&m, &QAbstractItemModel::dataChanged);
+    QStandardItem *const takenItem = m.takeItem(1, 0);
+    for (auto &&spy : removeSpies) {
+        QCOMPARE(spy->count(), 1);
+        const auto spyArgs = spy->takeFirst();
+        QCOMPARE(spyArgs.at(0).value<QModelIndex>(), parentIndex);
+        QCOMPARE(spyArgs.at(1).toInt(), 0);
+        QCOMPARE(spyArgs.at(2).toInt(), 1);
+    }
+    QCOMPARE(dataChangedSpy.count(), 1);
+    const auto dataChangedSpyArgs = dataChangedSpy.takeFirst();
+    QCOMPARE(dataChangedSpyArgs.at(0).value<QModelIndex>(), m.index(1, 0));
+    QCOMPARE(dataChangedSpyArgs.at(1).value<QModelIndex>(), m.index(1, 0));
+    QCOMPARE(takenItem->data(Qt::EditRole).toInt(), 1);
+    QCOMPARE(takenItem->rowCount(), 2);
+    QCOMPARE(takenItem->columnCount(), 2);
+    for (int i = 0; i < 2; ++i) {
+        for (int j = 0; j < 2; ++j)
+            QCOMPARE(takenItem->child(i, j)->data(Qt::EditRole).toInt(), i + j + 100);
+    }
+    QCOMPARE(takenItem->model(), nullptr);
+    QCOMPARE(takenItem->child(0, 0)->model(), nullptr);
+    QCOMPARE(m.index(1, 0).data(), QVariant());
+}
+
 QTEST_MAIN(tst_QStandardItemModel)
 #include "tst_qstandarditemmodel.moc"