diff --git a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregator.php b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregator.php
new file mode 100644
index 000000000..fbd80c7a5
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregator.php
@@ -0,0 +1,90 @@
+<?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\Export\Enum\DateGroupingChoiceEnum;
+use Chill\PersonBundle\Tests\Export\Aggregator\AccompanyingPeriodStepHistoryAggregators\ByDateAggregatorTest;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Symfony\Component\Form\FormBuilderInterface;
+
+/**
+ * @see ByDateAggregatorTest
+ */
+final readonly class ByDateAggregator implements AggregatorInterface
+{
+    private const KEY = 'acpstephistory_by_date_agg';
+
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        $builder->add('frequency', ChoiceType::class, [
+            'choices' => array_combine(
+                array_map(fn (DateGroupingChoiceEnum $c) => 'export.enum.frequency.'.$c->value, DateGroupingChoiceEnum::cases()),
+                array_map(fn (DateGroupingChoiceEnum $c) => $c->value, DateGroupingChoiceEnum::cases()),
+            ),
+            'label' => 'export.aggregator.course.by_opening_date.frequency',
+            'multiple' => false,
+            'expanded' => true,
+        ]);
+    }
+
+    public function getFormDefaultData(): array
+    {
+        return ['frequency' => DateGroupingChoiceEnum::YEAR->value];
+    }
+
+    public function getLabels($key, array $values, mixed $data)
+    {
+        return function (?string $value): string {
+            if ('_header' === $value) {
+                return 'export.aggregator.step_history.by_date.header';
+            }
+
+            if (null === $value || '' === $value) {
+                return '';
+            }
+
+            return $value;
+        };
+    }
+
+    public function getQueryKeys($data)
+    {
+        return [self::KEY];
+    }
+
+    public function getTitle()
+    {
+        return 'export.aggregator.step_history.by_date.title';
+    }
+
+    public function addRole(): ?string
+    {
+        return null;
+    }
+
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        $p = self::KEY;
+
+        $qb->addSelect(sprintf("TO_CHAR(acpstephistory.startDate, '%s') AS {$p}", $data['frequency']));
+        $qb->addGroupBy($p);
+        $qb->addOrderBy($p, 'DESC');
+    }
+
+    public function applyOn()
+    {
+        return Declarations::ACP_STEP_HISTORY;
+    }
+}
diff --git a/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregatorTest.php b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregatorTest.php
new file mode 100644
index 000000000..74a30d1a6
--- /dev/null
+++ b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingPeriodStepHistoryAggregators/ByDateAggregatorTest.php
@@ -0,0 +1,61 @@
+<?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\Enum\DateGroupingChoiceEnum;
+use Doctrine\ORM\EntityManagerInterface;
+use Chill\PersonBundle\Export\Aggregator\AccompanyingPeriodStepHistoryAggregators\ByDateAggregator;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class ByDateAggregatorTest extends AbstractAggregatorTest
+{
+    public function getAggregator()
+    {
+        return new ByDateAggregator();
+    }
+
+    public function getFormData()
+    {
+        return [
+            [
+                'frequency' => DateGroupingChoiceEnum::YEAR->value,
+            ],
+            [
+                'frequency' => DateGroupingChoiceEnum::WEEK->value,
+            ],
+            [
+                'frequency' => DateGroupingChoiceEnum::MONTH->value,
+            ],
+        ];
+    }
+
+    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 8614a00db..e751dd538 100644
--- a/src/Bundle/ChillPersonBundle/translations/messages.fr.yml
+++ b/src/Bundle/ChillPersonBundle/translations/messages.fr.yml
@@ -1046,7 +1046,10 @@ export:
             by_step:
                 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
+                header: Date du changement de statut du parcours
+                date_grouping_label: Grouper par
         course:
             by-user:
                 title: Grouper les parcours par usager participant