diff --git a/app/controllers/api/v2/hosts_bulk_actions_controller.rb b/app/controllers/api/v2/hosts_bulk_actions_controller.rb
index 0ff9fe2462c..3287ce4c118 100644
--- a/app/controllers/api/v2/hosts_bulk_actions_controller.rb
+++ b/app/controllers/api/v2/hosts_bulk_actions_controller.rb
@@ -5,7 +5,7 @@ class HostsBulkActionsController < V2::BaseController
       include Api::V2::BulkHostsExtension
 
       before_action :find_deletable_hosts, :only => [:bulk_destroy]
-      before_action :find_editable_hosts, :only => [:build]
+      before_action :find_editable_hosts, :only => [:build, :reassign_hostgroup]
 
       def_param_group :bulk_host_ids do
         param :organization_id, :number, :required => true, :desc => N_("ID of the organization")
@@ -63,6 +63,21 @@ def build
         end
       end
 
+      api :PUT, "/hosts/bulk/reassign_hostgroups", N_("Reassign hostgroups")
+      param_group :bulk_host_ids
+      param :hostgroup_id, :number, :desc => N_("ID of the hostgroup to reassign the hosts to")
+      def reassign_hostgroup
+        hostgroup = params[:hostgroup_id].present? ? Hostgroup.find(params[:hostgroup_id]) : nil
+        BulkHostsManager.new(hosts: @hosts).reassign_hostgroups(hostgroup)
+        if hostgroup
+          process_response(true, { :message => n_("Reassigned %{count} host to hostgroup %{hostgroup}",
+            "Reassigned %{count} hosts to hostgroup %{hostgroup}", @hosts.count) % {count: @hosts.count, hostgroup: hostgroup.name} })
+        else
+          process_response(true, { :message => n_("Removed assignment of host group from %s host",
+            "Removed assignment of host group from %s hosts", @hosts.count) % @hosts.count })
+        end
+      end
+
       protected
 
       def action_permission
diff --git a/app/controllers/hosts_controller.rb b/app/controllers/hosts_controller.rb
index 1dc45447db2..f7fb6fad18d 100644
--- a/app/controllers/hosts_controller.rb
+++ b/app/controllers/hosts_controller.rb
@@ -435,12 +435,7 @@ def update_multiple_hostgroup
       return
     end
     hg = Hostgroup.find_by_id(id)
-    # update the hosts
-    @hosts.each do |host|
-      host.hostgroup = hg
-      host.save(:validate => false)
-    end
-
+    BulkHostsManager.new(hosts: @hosts).reassign_hostgroups(hg)
     success _('Updated hosts: changed host group')
     # We prefer to go back as this does not lose the current search
     redirect_back_or_to hosts_path
diff --git a/app/registries/foreman/access_permissions.rb b/app/registries/foreman/access_permissions.rb
index f3d4ef2e263..16b21a02bba 100644
--- a/app/registries/foreman/access_permissions.rb
+++ b/app/registries/foreman/access_permissions.rb
@@ -273,7 +273,7 @@
                                     :"api/v2/hosts" => [:update, :disassociate, :forget_status],
                                     :"api/v2/interfaces" => [:create, :update, :destroy],
                                     :"api/v2/compute_resources" => [:associate],
-                                    :"api/v2/hosts_bulk_actions" => [:build],
+                                    :"api/v2/hosts_bulk_actions" => [:build, :reassign_hostgroup],
                                   }
     map.permission :destroy_hosts, {:hosts => [:destroy, :multiple_actions, :reset_multiple, :multiple_destroy, :submit_multiple_destroy],
                                     :"api/v2/hosts" => [:destroy],
diff --git a/app/services/bulk_hosts_manager.rb b/app/services/bulk_hosts_manager.rb
index 7c379fec1c2..ef93a27f663 100644
--- a/app/services/bulk_hosts_manager.rb
+++ b/app/services/bulk_hosts_manager.rb
@@ -19,6 +19,13 @@ def build(reboot: false)
     end
   end
 
+  def reassign_hostgroups(hostgroup)
+    @hosts.each do |host|
+      host.hostgroup = hostgroup
+      host.save(:validate => false)
+    end
+  end
+
   def rebuild_configuration
     # returns a hash with a key/value configuration
     all_fails = {}
diff --git a/config/routes/api/v2.rb b/config/routes/api/v2.rb
index 08fad846475..3eca161f873 100644
--- a/config/routes/api/v2.rb
+++ b/config/routes/api/v2.rb
@@ -5,6 +5,7 @@
     scope "(:apiv)", :module => :v2, :defaults => {:apiv => 'v2'}, :apiv => /v2/, :constraints => ApiConstraints.new(:version => 2, :default => true) do
       match 'hosts/bulk', :to => 'hosts_bulk_actions#bulk_destroy', :via => [:delete]
       match 'hosts/bulk/build', :to => 'hosts_bulk_actions#build', :via => [:put]
+      match 'hosts/bulk/reassign_hostgroup', :to => 'hosts_bulk_actions#reassign_hostgroup', :via => [:put]
 
       resources :architectures, :except => [:new, :edit] do
         constraints(:id => /[^\/]+/) do
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/buildHosts/BulkBuildHostModal.js b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/buildHosts/BulkBuildHostModal.js
index e25dc7da9d3..1c02884c859 100644
--- a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/buildHosts/BulkBuildHostModal.js
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/buildHosts/BulkBuildHostModal.js
@@ -110,7 +110,7 @@ const BulkBuildHostModal = ({
                       singular: __('selected host'),
                       plural: __('selected hosts'),
                     }}
-                    id="ccs-options-i18n"
+                    id="bulk-build-hosts-selected-hosts"
                   />
                 </strong>
               ),
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/BulkReassignHostgroupModal.js b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/BulkReassignHostgroupModal.js
new file mode 100644
index 00000000000..1faa23613bf
--- /dev/null
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/BulkReassignHostgroupModal.js
@@ -0,0 +1,197 @@
+import React, { useState, useEffect } from 'react';
+import PropTypes from 'prop-types';
+import { useDispatch, useSelector } from 'react-redux';
+import { FormattedMessage } from 'react-intl';
+import {
+  Modal,
+  Button,
+  TextContent,
+  Text,
+  SelectOption,
+} from '@patternfly/react-core';
+import { addToast } from '../../../ToastsList/slice';
+import { translate as __ } from '../../../../common/I18n';
+import { failedHostsToastParams } from '../helpers';
+import { STATUS } from '../../../../constants';
+import {
+  selectAPIStatus,
+  selectAPIResponse,
+} from '../../../../redux/API/APISelectors';
+import {
+  BULK_REASSIGN_HOSTGROUP_KEY,
+  bulkReassignHostgroups,
+  fetchHostgroups,
+  HOSTGROUP_KEY,
+} from './actions';
+import { foremanUrl } from '../../../../common/helpers';
+import { APIActions } from '../../../../redux/API';
+import HostGroupSelect from './HostGroupSelect';
+import {
+  HOSTS_API_PATH,
+  API_REQUEST_KEY,
+} from '../../../../routes/Hosts/constants';
+
+const BulkReassignHostgroupModal = ({
+  isOpen,
+  closeModal,
+  selectedCount,
+  fetchBulkParams,
+}) => {
+  const dispatch = useDispatch();
+  const [hostgroupId, setHostgroupId] = useState('');
+  const hostgroups = useSelector(state =>
+    selectAPIResponse(state, HOSTGROUP_KEY)
+  );
+  const hostgroupStatus = useSelector(state =>
+    selectAPIStatus(state, HOSTGROUP_KEY)
+  );
+  const hostUpdateStatus = useSelector(state =>
+    selectAPIStatus(state, BULK_REASSIGN_HOSTGROUP_KEY)
+  );
+  const handleModalClose = () => {
+    setHostgroupId('');
+    closeModal();
+  };
+
+  const [hgSelectOpen, setHgSelectOpen] = useState(false);
+
+  useEffect(() => {
+    dispatch(fetchHostgroups());
+  }, [dispatch]);
+
+  const handleError = response => {
+    handleModalClose();
+    dispatch(
+      addToast(
+        failedHostsToastParams({
+          ...response.data.error,
+          key: BULK_REASSIGN_HOSTGROUP_KEY,
+        })
+      )
+    );
+  };
+
+  const handleSuccess = response => {
+    dispatch(
+      addToast({
+        type: 'success',
+        message: response.data.message,
+      })
+    );
+    dispatch(
+      APIActions.get({
+        key: API_REQUEST_KEY,
+        url: foremanUrl(HOSTS_API_PATH),
+      })
+    );
+    handleModalClose();
+  };
+  const handleSave = () => {
+    const requestBody = {
+      included: {
+        search: fetchBulkParams(),
+      },
+      hostgroup_id: hostgroupId,
+    };
+
+    dispatch(bulkReassignHostgroups(requestBody, handleSuccess, handleError));
+  };
+
+  const handleHgSelect = (event, selection) => {
+    setHostgroupId(selection);
+    setHgSelectOpen(false);
+  };
+
+  const modalActions = [
+    <Button
+      key="add"
+      ouiaId="bulk-reassign-hg-modal-add-button"
+      variant="primary"
+      onClick={handleSave}
+      isDisabled={hostUpdateStatus === STATUS.PENDING}
+      isLoading={hostUpdateStatus === STATUS.PENDING}
+    >
+      {__('Save')}
+    </Button>,
+    <Button
+      key="cancel"
+      ouiaId="bulk-reassign-hg-modal-cancel-button"
+      variant="link"
+      onClick={handleModalClose}
+    >
+      {__('Cancel')}
+    </Button>,
+  ];
+  return (
+    <Modal
+      isOpen={isOpen}
+      onClose={handleModalClose}
+      onEscapePress={handleModalClose}
+      title={__('Change host group')}
+      width="50%"
+      position="top"
+      actions={modalActions}
+      id="bulk-reassign-hg-modal"
+      key="bulk-reassign-hg-modal"
+      ouiaId="bulk-reassign-hg-modal"
+    >
+      <TextContent>
+        <Text ouiaId="bulk-reassign-hg-options">
+          <FormattedMessage
+            defaultMessage={__(
+              'Change the host group of {hosts}. Some hosts may already be in your chosen host group.'
+            )}
+            values={{
+              hosts: (
+                <strong>
+                  <FormattedMessage
+                    defaultMessage="{count, plural, one {# {singular}} other {# {plural}}}"
+                    values={{
+                      count: selectedCount,
+                      singular: __('selected host'),
+                      plural: __('selected hosts'),
+                    }}
+                    id="bulk-hg-selected-host-options"
+                  />
+                </strong>
+              ),
+            }}
+            id="bulk-reassign-hg-description"
+          />
+        </Text>
+      </TextContent>
+      {hostgroups && hostgroupStatus === STATUS.RESOLVED && (
+        <HostGroupSelect
+          onClear={() => setHostgroupId('')}
+          headerText={__('Select host group')}
+          selections={hostgroupId}
+          onChange={value => setHostgroupId(value)}
+          isOpen={hgSelectOpen}
+          onToggle={isExpanded => setHgSelectOpen(isExpanded)}
+          onSelect={handleHgSelect}
+        >
+          {hostgroups?.results?.map(hg => (
+            <SelectOption key={hg.id} value={hg.id}>
+              {hg.name}
+            </SelectOption>
+          ))}
+        </HostGroupSelect>
+      )}
+      <hr />
+    </Modal>
+  );
+};
+
+BulkReassignHostgroupModal.propTypes = {
+  isOpen: PropTypes.bool,
+  closeModal: PropTypes.func,
+  selectedCount: PropTypes.number.isRequired,
+  fetchBulkParams: PropTypes.func.isRequired,
+};
+
+BulkReassignHostgroupModal.defaultProps = {
+  isOpen: false,
+  closeModal: () => {},
+};
+
+export default BulkReassignHostgroupModal;
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/HostGroupSelect.js b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/HostGroupSelect.js
new file mode 100644
index 00000000000..94f2c726f35
--- /dev/null
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/HostGroupSelect.js
@@ -0,0 +1,41 @@
+import React from 'react';
+import { Select, SelectVariant } from '@patternfly/react-core';
+import PropTypes from 'prop-types';
+import { translate as __ } from '../../../../common/I18n';
+
+const HostGroupSelect = ({
+  headerText,
+  children,
+  onClear,
+  ...pfSelectProps
+}) => (
+  <div style={{ marginTop: '1em' }}>
+    <h3>{headerText}</h3>
+    <Select
+      variant={SelectVariant.typeahead}
+      onClear={onClear}
+      maxHeight="20rem"
+      menuAppendTo="parent"
+      ouiaId="select-host-group"
+      id="selectHostGroup"
+      name="selectHostGroup"
+      aria-label="selectHostGroup"
+      {...pfSelectProps}
+    >
+      {children}
+    </Select>
+  </div>
+);
+
+HostGroupSelect.propTypes = {
+  headerText: PropTypes.string,
+  onClear: PropTypes.func.isRequired,
+  children: PropTypes.node,
+};
+
+HostGroupSelect.defaultProps = {
+  headerText: __('Select host group'),
+  children: [],
+};
+
+export default HostGroupSelect;
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/actions.js b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/actions.js
new file mode 100644
index 00000000000..f07ba92ade9
--- /dev/null
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/actions.js
@@ -0,0 +1,29 @@
+import { APIActions } from '../../../../redux/API';
+import { foremanUrl } from '../../../../common/helpers';
+
+export const BULK_REASSIGN_HOSTGROUP_KEY = 'BULK_REASSIGN_HOSTGROUP_KEY';
+export const bulkReassignHostgroups = (params, handleSuccess, handleError) => {
+  const url = foremanUrl(`/api/v2/hosts/bulk/reassign_hostgroup`);
+  return APIActions.put({
+    key: BULK_REASSIGN_HOSTGROUP_KEY,
+    url,
+    handleSuccess,
+    handleError,
+    params,
+  });
+};
+
+export const HOSTGROUP_KEY = 'HOSTGROUP_KEY';
+
+export const fetchHostgroups = () => {
+  const url = foremanUrl('/api/v2/hostgroups');
+  return APIActions.get({
+    key: HOSTGROUP_KEY,
+    url,
+    params: {
+      per_page: 'all',
+    },
+  });
+};
+
+export default bulkReassignHostgroups;
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/index.js b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/index.js
new file mode 100644
index 00000000000..0f30b2230e9
--- /dev/null
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/BulkActions/reassignHostGroup/index.js
@@ -0,0 +1,24 @@
+import React, { useContext } from 'react';
+import { ForemanActionsBarContext } from '../../../../components/HostDetails/ActionsBar';
+import { useForemanModal } from '../../../../components/ForemanModal/ForemanModalHooks';
+import BulkReassignHostgroupModal from './BulkReassignHostgroupModal';
+
+const BulkReassignHostgroupModalScene = () => {
+  const { selectedCount, fetchBulkParams } = useContext(
+    ForemanActionsBarContext
+  );
+  const { modalOpen, setModalClosed } = useForemanModal({
+    id: 'bulk-reassign-hg-modal',
+  });
+  return (
+    <BulkReassignHostgroupModal
+      key="bulk-reassign-hg-modal"
+      selectedCount={selectedCount}
+      fetchBulkParams={fetchBulkParams}
+      isOpen={modalOpen}
+      closeModal={setModalClosed}
+    />
+  );
+};
+
+export default BulkReassignHostgroupModalScene;
diff --git a/webpack/assets/javascripts/react_app/components/HostsIndex/index.js b/webpack/assets/javascripts/react_app/components/HostsIndex/index.js
index ca806bfc8d4..ab45dbda913 100644
--- a/webpack/assets/javascripts/react_app/components/HostsIndex/index.js
+++ b/webpack/assets/javascripts/react_app/components/HostsIndex/index.js
@@ -36,6 +36,7 @@ import { deleteHost } from '../HostDetails/ActionsBar/actions';
 import { useForemanSettings } from '../../Root/Context/ForemanContext';
 import { bulkDeleteHosts } from './BulkActions/bulkDelete';
 import BulkBuildHostModal from './BulkActions/buildHosts';
+import BulkReassignHostgroupModal from './BulkActions/reassignHostGroup';
 import { foremanUrl } from '../../common/helpers';
 import Slot from '../common/Slot';
 import forceSingleton from '../../common/forceSingleton';
@@ -189,9 +190,19 @@ const HostsIndex = () => {
         id: 'bulk-build-hosts-modal',
       })
     );
+    dispatch(
+      addModal({
+        id: 'bulk-reassign-hg-modal',
+      })
+    );
   }, [dispatch]);
 
-  const { setModalOpen } = useForemanModal({ id: 'bulk-build-hosts-modal' });
+  const { setModalOpen: setHgModalOpen } = useForemanModal({
+    id: 'bulk-reassign-hg-modal',
+  });
+  const { setModalOpen: setBuildModalOpen } = useForemanModal({
+    id: 'bulk-build-hosts-modal',
+  });
 
   const dropdownItems = [
     <DropdownItem
@@ -205,11 +216,19 @@ const HostsIndex = () => {
     <DropdownItem
       ouiaId="build-hosts-dropdown-item"
       key="build-hosts-dropdown-item"
-      onClick={setModalOpen}
+      onClick={setBuildModalOpen}
       isDisabled={selectedCount === 0}
     >
       {__('Build management')}
     </DropdownItem>,
+    <DropdownItem
+      ouiaId="reassign-hg-dropdown-item"
+      key="reassign-hg-dropdown-item"
+      onClick={setHgModalOpen}
+      isDisabled={selectedCount === 0}
+    >
+      {__('Change host group')}
+    </DropdownItem>,
   ];
 
   const registeredItems = useSelector(selectKebabItems, shallowEqual);
@@ -367,6 +386,7 @@ const HostsIndex = () => {
         value={{ selectedCount, fetchBulkParams }}
       >
         <BulkBuildHostModal key="bulk-build-hosts-modal" />
+        <BulkReassignHostgroupModal key="bulk-reassign-hg-modal" />
         <Slot id="_all-hosts-modals" multi />
       </ForemanActionsBarContext.Provider>
     </TableIndexPage>