diff --git a/addons/mail/static/src/core/common/persona_model.js b/addons/mail/static/src/core/common/persona_model.js
index a94de05380b..8d57107b0d9 100644
--- a/addons/mail/static/src/core/common/persona_model.js
+++ b/addons/mail/static/src/core/common/persona_model.js
@@ -34,6 +34,16 @@ export class Persona extends Record {
     landlineNumber;
     /** @type {string} */
     mobileNumber;
+    storeAsTrackedImStatus = Record.one("Store", {
+        /** @this {import("models").Persona} */
+        compute() {
+            if (this.type === "partner" && this.im_status !== "im_partner" && !this.is_public) {
+                return this._store;
+            }
+        },
+        eager: true,
+        inverse: "imStatusTrackedPersonas",
+    });
     /** @type {'partner' | 'guest'} */
     type;
     /** @type {string} */
diff --git a/addons/mail/static/src/core/common/store_service.js b/addons/mail/static/src/core/common/store_service.js
index b2b0588279e..4ca136df4cb 100644
--- a/addons/mail/static/src/core/common/store_service.js
+++ b/addons/mail/static/src/core/common/store_service.js
@@ -74,18 +74,10 @@ export class Store extends BaseStore {
     users = {};
     internalUserGroupId = null;
     imStatusTrackedPersonas = Record.many("Persona", {
-        compute() {
-            return Object.values(this.Persona?.records ?? []).filter(
-                (persona) =>
-                    persona.type === "partner" &&
-                    persona.im_status !== "im_partner" &&
-                    !persona.is_public
-            );
-        },
+        inverse: "storeAsTrackedImStatus",
         onUpdate() {
             this.updateImStatusRegistration();
         },
-        eager: true,
     });
     hasLinkPreviewFeature = true;
     // messaging menu