diff --git a/app/Http/Controllers/MutationController.php b/app/Http/Controllers/MutationController.php
index afce75e..9b1a8bc 100644
--- a/app/Http/Controllers/MutationController.php
+++ b/app/Http/Controllers/MutationController.php
@@ -9,9 +9,11 @@ use App\Http\Requests\StoreMutationRequest;
 use App\Models\Dynamic;
 use App\Models\Ledger;
 use App\Models\Mutation;
+use App\Notifications\NewActivityNotification;
 use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Notification;
 
 class MutationController extends Controller
 {
@@ -76,6 +78,17 @@ class MutationController extends Controller
             return $mutation;
         });
 
+        // Notify all other participants
+        $recipients = $dynamic->participants()->where('users.id', '!=', $request->user()->id)->get();
+        $message = $status === 'approved'
+            ? "{$request->user()->name} added a new entry: \"{$mutation->description}\"."
+            : "{$request->user()->name} suggested a new entry: \"{$mutation->description}\".";
+
+        Notification::send($recipients, new NewActivityNotification([
+            'content' => $message,
+            'url' => route('dynamics.ledgers.show', [$dynamic, $ledger]),
+        ]));
+
         return redirect()->route('dynamics.ledgers.show', [$dynamic, $ledger]);
     }
 
@@ -151,6 +164,13 @@ class MutationController extends Controller
         }
         broadcast(new MessageSent($dynamicMsg));
 
+        // Notify all other participants
+        $recipients = $dynamic->participants()->where('users.id', '!=', $request->user()->id)->get();
+        Notification::send($recipients, new NewActivityNotification([
+            'content' => "{$user->name} {$statusText} the suggestion: \"{$mutation->description}\".",
+            'url' => route('dynamics.ledgers.show', [$dynamic, $ledger]),
+        ]));
+
         return redirect()->back();
     }
 
@@ -160,6 +180,13 @@ class MutationController extends Controller
 
         $mutation->update(['status' => 'voided']);
 
+        // Notify all other participants
+        $recipients = $dynamic->participants()->where('users.id', '!=', $request->user()->id)->get();
+        Notification::send($recipients, new NewActivityNotification([
+            'content' => "{$request->user()->name} voided an entry: \"{$mutation->description}\".",
+            'url' => route('dynamics.ledgers.show', [$dynamic, $ledger]),
+        ]));
+
         return redirect()->route('dynamics.ledgers.show', [$dynamic, $ledger]);
     }