diff --git a/src/client/spark/core/ShellInterface/UserSettings/ISettingsMigrationRule.cs b/src/client/spark/core/ShellInterface/UserSettings/ISettingsMigrationRule.cs
index ce301199a..ef6ca5d64 100644
--- a/src/client/spark/core/ShellInterface/UserSettings/ISettingsMigrationRule.cs
+++ b/src/client/spark/core/ShellInterface/UserSettings/ISettingsMigrationRule.cs
@@ -1,4 +1,5 @@
-using bts.shell.pnl;
+using bts.shell.orderbook;
+using bts.shell.pnl;
 using bts.utils;
 using mbts.ui.settings;
 using System;
@@ -15,6 +16,7 @@ namespace bts.settings {
    // determine the various windows to which such rules apply.
    interface IFillsGridSettingsMigrationRule : ISettingsMigrationRule<GridSettings> { }
    interface IMarketViewGridSettingsMigrationRule : ISettingsMigrationRule<GridSettings> { }
+   interface IOrderBookGridSettingsMigrationRule : ISettingsMigrationRule<OrderBookGridSettings> { }
    interface IPAndLGridSettingsMigrationRule : ISettingsMigrationRule<GridSettings> { }
    interface IPNLSettingsMigrationRule : ISettingsMigrationRule<PNLSettings> { }
    interface ISyntheticManagementMigrationRule : ISettingsMigrationRule<GridSettings> { }
diff --git a/src/client/spark/core/ShellInterface/UserSettings/UserSettingsHub.cs b/src/client/spark/core/ShellInterface/UserSettings/UserSettingsHub.cs
index 50dd84359..a88ba714c 100644
--- a/src/client/spark/core/ShellInterface/UserSettings/UserSettingsHub.cs
+++ b/src/client/spark/core/ShellInterface/UserSettings/UserSettingsHub.cs
@@ -1,5 +1,6 @@
 using bts;
 using bts.settings;
+using bts.shell.orderbook;
 using bts.shell.pnl;
 using bts.utils;
 using mbts.spark;
@@ -28,6 +29,9 @@ namespace mbts.persist {
          _pandl_propi = ImmutableProperty.create<UserSettings, GridSettings>(us => us.pnl_grid, (us, gs) => us.with(provided_pnl_gridsettings: gs)),
          _synth_propi = ImmutableProperty.create<UserSettings, GridSettings>(us => us.synthetic_management_grid, (us, gs) => us.with(provided_synthetic_management_gridsettings: gs));
 
+      static readonly IImmutableProperty<UserSettings, OrderBookGridSettings>
+         _orderbook_propi = ImmutableProperty.create<UserSettings, OrderBookGridSettings>(us => us.order_book_grid, (us, gs) => us.with(order_book_grid: gs));
+
       static readonly IImmutableProperty<UserSettings, PNLSettings>
          _pnl_propi = ImmutableProperty.create<UserSettings, PNLSettings>(us => us.pnl, (us, pnl) => us.with(pnl: pnl));
 
@@ -35,6 +39,7 @@ namespace mbts.persist {
       readonly BehaviorSubject<UserSettings> _default_settings_subject = new BehaviorSubject<UserSettings>(UserSettings.factory_defaults);
       readonly IEnumerable<IFillsGridSettingsMigrationRule> _fills_migration_rules;
       readonly IEnumerable<IMarketViewGridSettingsMigrationRule> _mview_migration_rules;
+      readonly IEnumerable<IOrderBookGridSettingsMigrationRule> _orderbook_migration_rules;
       readonly IEnumerable<IPAndLGridSettingsMigrationRule> _pandl_migration_rules;
       readonly IEnumerable<IPNLSettingsMigrationRule> _pnl_migration_rules;
       readonly IEnumerable<ISyntheticManagementMigrationRule> _synth_migration_rules;
@@ -47,6 +52,7 @@ namespace mbts.persist {
          IUserPersist persist,
          [ImportMany]IEnumerable<IFillsGridSettingsMigrationRule> fills_migration_rules,
          [ImportMany]IEnumerable<IMarketViewGridSettingsMigrationRule> mview_migration_rules,
+         [ImportMany]IEnumerable<IOrderBookGridSettingsMigrationRule> orderbook_migration_rules,
          [ImportMany]IEnumerable<IPAndLGridSettingsMigrationRule> pandl_migration_rules,
          [ImportMany]IEnumerable<IPNLSettingsMigrationRule> pnl_migration_rules,
          [ImportMany]IEnumerable<ISyntheticManagementMigrationRule> synth_migration_rules) {
@@ -54,6 +60,7 @@ namespace mbts.persist {
          _persist = persist;
          _fills_migration_rules = fills_migration_rules ?? Enumerable.Empty<IFillsGridSettingsMigrationRule>();
          _mview_migration_rules = mview_migration_rules ?? Enumerable.Empty<IMarketViewGridSettingsMigrationRule>();
+         _orderbook_migration_rules = orderbook_migration_rules ?? Enumerable.Empty<IOrderBookGridSettingsMigrationRule>();
          _pandl_migration_rules = pandl_migration_rules ?? Enumerable.Empty<IPAndLGridSettingsMigrationRule>();
          _pnl_migration_rules = pnl_migration_rules ?? Enumerable.Empty<IPNLSettingsMigrationRule>();
          _synth_migration_rules = synth_migration_rules ?? Enumerable.Empty<ISyntheticManagementMigrationRule>();
@@ -130,6 +137,12 @@ namespace mbts.persist {
             _mview_migration_rules,
             _mview_propi);
 
+      public IWindowSettingsManager<OrderBookGridSettings> create_orderbook_settings_manager(OrderBookGridSettings instance_settings) =>
+         _create_settings_manager(
+            instance_settings,
+            _orderbook_migration_rules,
+            _orderbook_propi);
+
       public IWindowSettingsManager<GridSettings> create_pandl_settings_manager(GridSettings instance_settings) =>
          _create_settings_manager(
             instance_settings,