diff --git a/packages/studio/src/hooks/useDomEditPreviewSync.ts b/packages/studio/src/hooks/useDomEditPreviewSync.ts
index 6a288b6ee6..cb0c334fe1 100644
--- a/packages/studio/src/hooks/useDomEditPreviewSync.ts
+++ b/packages/studio/src/hooks/useDomEditPreviewSync.ts
@@ -8,13 +8,17 @@ import { findElementForSelection, type DomEditSelection } from "../components/ed
 import { reapplyPositionEditsAfterSeek } from "../components/editor/manualEdits";
 import type { SidebarTab } from "../components/sidebar/LeftSidebar";
 import type { PatchTarget } from "../utils/sourcePatcher";
+import { logSelect } from "../utils/selectDebug";
 
 interface UseDomEditPreviewSyncParams {
   previewIframe: HTMLIFrameElement | null;
   activeCompPath: string | null;
   captionEditMode: boolean;
   domEditSelectionRef: React.MutableRefObject<DomEditSelection | null>;
+  domEditGroupSelectionsRef: React.MutableRefObject<DomEditSelection[]>;
   domEditSelection: DomEditSelection | null;
+  /** Re-resolves a whole multi-selection against the current preview document. */
+  refreshDomEditGroupSelectionsFromPreview: (selections: DomEditSelection[]) => Promise<void>;
   applyDomSelection: (
     selection: DomEditSelection | null,
     options?: { revealPanel?: boolean; preserveGroup?: boolean },
@@ -35,8 +39,10 @@ export function useDomEditPreviewSync({
   activeCompPath,
   captionEditMode,
   domEditSelectionRef,
+  domEditGroupSelectionsRef,
   domEditSelection,
   applyDomSelection,
+  refreshDomEditGroupSelectionsFromPreview,
   buildDomSelectionFromTarget,
   refreshPreviewDocumentVersion,
   syncPreviewHistoryHotkey,
@@ -72,6 +78,21 @@ export function useDomEditPreviewSync({
         // Clear so overlay geometry isn't computed on a stale, detached node.
         // (Drag-release-in-gray-zone is handled separately by
         // suppressNextBoxClickRef; the dragged element still resolves here.)
+        //
+        // One lost member is not the whole selection though. A multi-select that
+        // loses its primary here used to be wiped entirely, so moving a group and
+        // having any one of its elements fail to re-resolve deselected all of
+        // them. Re-resolve the group instead and keep whoever survived; it only
+        // clears when nobody did.
+        const group = domEditGroupSelectionsRef.current;
+        logSelect("preview-sync-lost", {
+          target: currentSelection.selector ?? currentSelection.id ?? null,
+          group: group.length,
+        });
+        if (group.length > 1) {
+          await refreshDomEditGroupSelectionsFromPreview(group);
+          return;
+        }
         applyDomSelection(null, { revealPanel: false });
         return;
       }
@@ -103,8 +124,10 @@ export function useDomEditPreviewSync({
     applyDomSelection,
     buildDomSelectionFromTarget,
     captionEditMode,
+    domEditGroupSelectionsRef,
     domEditSelectionRef,
     previewIframe,
+    refreshDomEditGroupSelectionsFromPreview,
     refreshPreviewDocumentVersion,
     syncPreviewHistoryHotkey,
     applyStudioManualEditsToPreviewRef,
diff --git a/packages/studio/src/hooks/useDomEditSession.ts b/packages/studio/src/hooks/useDomEditSession.ts
index 4703a01cf3..5db396307d 100644
--- a/packages/studio/src/hooks/useDomEditSession.ts
+++ b/packages/studio/src/hooks/useDomEditSession.ts
@@ -129,6 +129,7 @@ export function useDomEditSession({
     buildDomSelectionForTimelineElement,
     handleTimelineElementSelect,
     refreshDomEditSelectionFromPreview,
+    refreshDomEditGroupSelectionsFromPreview,
     applyMarqueeSelection,
   } = useDomSelection({
     projectId,
@@ -385,6 +386,8 @@ export function useDomEditSession({
     activeCompPath,
     domEditSelection,
     domEditSelectionRef,
+    domEditGroupSelectionsRef,
+    refreshDomEditGroupSelectionsFromPreview,
     previewIframeRef,
     previewIframe,
     captionEditMode,
diff --git a/packages/studio/src/hooks/useDomEditWiring.ts b/packages/studio/src/hooks/useDomEditWiring.ts
index fbd049482e..9b49f16fa7 100644
--- a/packages/studio/src/hooks/useDomEditWiring.ts
+++ b/packages/studio/src/hooks/useDomEditWiring.ts
@@ -23,6 +23,8 @@ export interface UseDomEditWiringParams {
   activeCompPath: string | null;
   domEditSelection: DomEditSelection | null;
   domEditSelectionRef: React.MutableRefObject<DomEditSelection | null>;
+  domEditGroupSelectionsRef: React.MutableRefObject<DomEditSelection[]>;
+  refreshDomEditGroupSelectionsFromPreview: (selections: DomEditSelection[]) => Promise<void>;
   previewIframeRef: React.RefObject<HTMLIFrameElement | null>;
   previewIframe: HTMLIFrameElement | null;
   captionEditMode: boolean;
@@ -115,6 +117,8 @@ export function useDomEditWiring({
   activeCompPath,
   domEditSelection,
   domEditSelectionRef,
+  domEditGroupSelectionsRef,
+  refreshDomEditGroupSelectionsFromPreview,
   previewIframeRef,
   previewIframe,
   captionEditMode,
@@ -254,8 +258,10 @@ export function useDomEditWiring({
     activeCompPath,
     captionEditMode,
     domEditSelectionRef,
+    domEditGroupSelectionsRef,
     domEditSelection,
     applyDomSelection,
+    refreshDomEditGroupSelectionsFromPreview,
     buildDomSelectionFromTarget,
     refreshPreviewDocumentVersion,
     syncPreviewHistoryHotkey,
diff --git a/packages/studio/src/hooks/useDomSelection.ts b/packages/studio/src/hooks/useDomSelection.ts
index ba5d01c0c1..dbe7d4b833 100644
--- a/packages/studio/src/hooks/useDomSelection.ts
+++ b/packages/studio/src/hooks/useDomSelection.ts
@@ -427,6 +427,13 @@ export function useDomSelection({
     [applyDomSelection, buildDomSelectionForTimelineElement],
   );
 
+  // Forward handle to the group refresher defined below: the single-selection
+  // refresher falls back to it when the primary is gone, and a ref keeps that from
+  // forcing either callback to be declared in the other's dependency list.
+  const refreshDomEditGroupSelectionsFromPreviewRef = useRef<
+    (selections: DomEditSelection[]) => Promise<void>
+  >(async () => {});
+
   const refreshDomEditSelectionFromPreview = useCallback(
     // fallow-ignore-next-line complexity
     async (selection: DomEditSelection) => {
@@ -441,6 +448,17 @@ export function useDomSelection({
 
       const element = findElementForSelection(doc, selection, activeCompPath);
       if (!element) {
+        // Losing the primary is not losing the selection. When a group is live,
+        // re-resolve it and keep whoever still exists rather than wiping the lot.
+        const group = domEditGroupSelectionsRef.current;
+        logSelect("refresh-lost", {
+          target: selection.selector ?? selection.id ?? null,
+          group: group.length,
+        });
+        if (group.length > 1) {
+          await refreshDomEditGroupSelectionsFromPreviewRef.current(group);
+          return;
+        }
         applyDomSelection(null, { revealPanel: false });
         return;
       }
@@ -493,6 +511,8 @@ export function useDomSelection({
     [activeCompPath, announceTimelineSelection, buildDomSelectionFromTarget, previewIframeRef],
   );
 
+  refreshDomEditGroupSelectionsFromPreviewRef.current = refreshDomEditGroupSelectionsFromPreview;
+
   // ── Effects ──
 
   // Clear hover unconditionally on composition/project/preview change