diff --git a/src/Bundle/ChillActivityBundle/Service/DocGenerator/ListActivitiesByAccompanyingPeriodContext.php b/src/Bundle/ChillActivityBundle/Service/DocGenerator/ListActivitiesByAccompanyingPeriodContext.php
index 7e1873710..17e566133 100644
--- a/src/Bundle/ChillActivityBundle/Service/DocGenerator/ListActivitiesByAccompanyingPeriodContext.php
+++ b/src/Bundle/ChillActivityBundle/Service/DocGenerator/ListActivitiesByAccompanyingPeriodContext.php
@@ -11,6 +11,7 @@ declare(strict_types=1);
 
 namespace Chill\ActivityBundle\Service\DocGenerator;
 
+use Chill\ActivityBundle\Entity\Activity;
 use Chill\ActivityBundle\Entity\ActivityPresence;
 use Chill\ActivityBundle\Entity\ActivityType;
 use Chill\ActivityBundle\Repository\ActivityACLAwareRepositoryInterface;
@@ -37,6 +38,8 @@ use libphonenumber\PhoneNumber;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\Serializer\Normalizer\AbstractNormalizer;
 use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Symfony\Component\Security\Core\Security;
 
 class ListActivitiesByAccompanyingPeriodContext implements
     DocGeneratorContextWithAdminFormInterface,
@@ -60,6 +63,8 @@ class ListActivitiesByAccompanyingPeriodContext implements
 
     private UserRepository $userRepository;
 
+    private Security $security;
+
     public function __construct(
         AccompanyingPeriodContext $accompanyingPeriodContext,
         ActivityACLAwareRepositoryInterface $activityACLAwareRepository,
@@ -69,7 +74,8 @@ class ListActivitiesByAccompanyingPeriodContext implements
         SocialIssueRepository $socialIssueRepository,
         ThirdPartyRepository $thirdPartyRepository,
         TranslatableStringHelperInterface $translatableStringHelper,
-        UserRepository $userRepository
+        UserRepository $userRepository,
+        Security $security
     ) {
         $this->accompanyingPeriodContext = $accompanyingPeriodContext;
         $this->activityACLAwareRepository = $activityACLAwareRepository;
@@ -80,6 +86,7 @@ class ListActivitiesByAccompanyingPeriodContext implements
         $this->thirdPartyRepository = $thirdPartyRepository;
         $this->translatableStringHelper = $translatableStringHelper;
         $this->userRepository = $userRepository;
+        $this->security = $security;
     }
 
     public function adminFormReverseTransform(array $data): array
@@ -95,6 +102,12 @@ class ListActivitiesByAccompanyingPeriodContext implements
     public function buildAdminForm(FormBuilderInterface $builder): void
     {
         $this->accompanyingPeriodContext->buildAdminForm($builder);
+
+        $builder
+            ->add('myActivityOnly', CheckboxType::class, [
+                'required' => false,
+                'label' => 'docgen.myActivityOnly',
+            ]);
     }
 
     public function buildPublicForm(FormBuilderInterface $builder, DocGeneratorTemplate $template, $entity): void
@@ -104,9 +117,9 @@ class ListActivitiesByAccompanyingPeriodContext implements
 
     public function getData(DocGeneratorTemplate $template, $entity, array $contextGenerationData = []): array
     {
+        $myActivityOnly = $template->getOptions()['myActivityOnly'];
         $data = $this->accompanyingPeriodContext->getData($template, $entity, $contextGenerationData);
-
-        $data['activities'] = $this->getActivitiesSimplified($entity);
+        $data['activities'] = $this->getActivitiesSimplified($entity, $myActivityOnly);
 
         return $data;
     }
@@ -161,12 +174,25 @@ class ListActivitiesByAccompanyingPeriodContext implements
         $this->accompanyingPeriodContext->storeGenerated($template, $storedObject, $entity, $contextGenerationData);
     }
 
-    private function getActivitiesSimplified(AccompanyingPeriod $period)
+    private function getActivitiesSimplified(AccompanyingPeriod $period, bool $myActivityOnly)
     {
         $activities =
             $this->activityACLAwareRepository->findByAccompanyingPeriodSimplified($period);
         $results = [];
 
+        if ($myActivityOnly) {
+            $activities = array_filter(
+                $activities,
+                function ($activity) {
+                    $activity_usernames = array_map(function ($userId) {
+                        return $this->userRepository->findOneBy(['id' => $userId])->getUsername();
+                    }, $activity['userIds'] ?? []);
+
+                    return in_array($this->security->getUser()->getUsername(), $activity_usernames);
+                }
+            );
+        }
+
         foreach ($activities as $row) {
             $activity = $row[0];