diff --git a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregator.php b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregator.php
new file mode 100644
index 000000000..f999a44db
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregator.php
@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\PersonBundle\Export\Aggregator\AccompanyingPeriodStepHistoryAggregators;
+
+use Chill\MainBundle\Export\AggregatorInterface;
+use Chill\PersonBundle\Export\Declarations;
+use Chill\PersonBundle\Repository\AccompanyingPeriod\ClosingMotiveRepositoryInterface;
+use Chill\PersonBundle\Templating\Entity\ClosingMotiveRender;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\FormBuilderInterface;
+
+final readonly class ByClosingMotiveAggregator implements AggregatorInterface
+{
+    private const KEY = 'acpstephistory_by_closing_motive_agg';
+
+    public function __construct(
+        private ClosingMotiveRepositoryInterface $closingMotiveRepository,
+        private ClosingMotiveRender $closingMotiveRender,
+    ) {
+    }
+
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        // nothing to add here
+    }
+
+    public function getFormDefaultData(): array
+    {
+        return [];
+    }
+
+    public function getLabels($key, array $values, mixed $data)
+    {
+        return function (null|int|string $value): string {
+            if ('_header' === $value) {
+                return 'export.aggregator.step_history.by_closing_motive.header';
+            }
+
+            if (null === $value || '' === $value || null === $closingMotive = $this->closingMotiveRepository->find((int) $value)) {
+                return '';
+            }
+
+            return $this->closingMotiveRender->renderString($closingMotive, []);
+        };
+    }
+
+    public function getQueryKeys($data)
+    {
+        return [
+            self::KEY,
+        ];
+    }
+
+    public function getTitle()
+    {
+        return 'export.aggregator.step_history.by_closing_motive.title';
+    }
+
+    public function addRole(): ?string
+    {
+        return null;
+    }
+
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        $qb
+            ->addSelect('IDENTITY(acpstephistory.closingMotive) AS '.self::KEY)
+            ->addGroupBy(self::KEY);
+    }
+
+    public function applyOn()
+    {
+        return Declarations::ACP_STEP_HISTORY;
+    }
+}
diff --git a/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregatorTest.php b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregatorTest.php
new file mode 100644
index 000000000..2ce63af34
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByClosingMotiveAggregatorTest.php
@@ -0,0 +1,68 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\PersonBundle\Tests\Export\Aggregator\AccompanyingPeriodStepHistoryAggregators;
+
+use Chill\MainBundle\Test\Export\AbstractAggregatorTest;
+use Chill\PersonBundle\Entity\AccompanyingPeriod\AccompanyingPeriodStepHistory;
+use Chill\PersonBundle\Export\Aggregator\AccompanyingPeriodStepHistoryAggregators\ByClosingMotiveAggregator;
+use Chill\PersonBundle\Repository\AccompanyingPeriod\ClosingMotiveRepositoryInterface;
+use Chill\PersonBundle\Templating\Entity\ClosingMotiveRender;
+use Doctrine\ORM\EntityManagerInterface;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class ByClosingMotiveAggregatorTest extends AbstractAggregatorTest
+{
+    private ClosingMotiveRender $closingMotiveRender;
+    private ClosingMotiveRepositoryInterface $closingMotiveRepository;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+        self::bootKernel();
+        $this->closingMotiveRender = self::$container->get(ClosingMotiveRender::class);
+        $this->closingMotiveRepository = self::$container->get(ClosingMotiveRepositoryInterface::class);
+    }
+
+    public function getAggregator()
+    {
+        return new ByClosingMotiveAggregator(
+            $this->closingMotiveRepository,
+            $this->closingMotiveRender
+        );
+    }
+
+    public function getFormData()
+    {
+        return [
+            [],
+        ];
+    }
+
+    public function getQueryBuilders()
+    {
+        self::bootKernel();
+        $em = self::$container->get(EntityManagerInterface::class);
+
+        $qb = $em->createQueryBuilder()
+            ->select('COUNT(DISTINCT acpstephistory.id) As export_result')
+            ->from(AccompanyingPeriodStepHistory::class, 'acpstephistory')
+            ->join('acpstephistory.period', 'acp');
+
+        return [
+            $qb,
+        ];
+    }
+}
diff --git a/src/Bundle/ChillPersonBundle/translations/messages.fr.yml b/src/Bundle/ChillPersonBundle/translations/messages.fr.yml
index e751dd538..4b3094add 100644
--- a/src/Bundle/ChillPersonBundle/translations/messages.fr.yml
+++ b/src/Bundle/ChillPersonBundle/translations/messages.fr.yml
@@ -1047,9 +1047,13 @@ export:
                 title: Grouper les changements de statut du parcours par étape
                 header: Nouveau statut du parcours
             by_date:
-                title: Grouper les changement de statut du parcours par date
+                title: Grouper les changements de statut du parcours par date
                 header: Date du changement de statut du parcours
                 date_grouping_label: Grouper par
+            by_closing_motive:
+                title: Grouper les changements de statut du parcours par motif de clôture
+                header: Motif de clôture
+
         course:
             by-user:
                 title: Grouper les parcours par usager participant