diff --git a/lib/Consumer.php b/lib/Consumer.php
index d85990718..801d2cd1a 100644
--- a/lib/Consumer.php
+++ b/lib/Consumer.php
@@ -7,11 +7,15 @@
  */
 namespace OCA\Activity;
 
+use OCP\Activity\ActivitySettings;
+use OCP\Activity\IBulkConsumer;
 use OCP\Activity\IConsumer;
 use OCP\Activity\IEvent;
 use OCP\Activity\IManager;
+use OCP\Activity\ISetting;
+use Throwable;
 
-class Consumer implements IConsumer {
+class Consumer implements IConsumer, IBulkConsumer {
 
 	public function __construct(
 		protected Data $data,
@@ -29,7 +33,7 @@ public function __construct(
 	 * @return void
 	 */
 	#[\Override]
-	public function receive(IEvent $event) {
+	public function receive(IEvent $event): void {
 		$selfAction = $event->getAffectedUser() === $event->getAuthor();
 		$notificationSetting = $this->userSettings->getUserSetting($event->getAffectedUser(), 'notification', $event->getType());
 		$emailSetting = $this->userSettings->getUserSetting($event->getAffectedUser(), 'email', $event->getType());
@@ -47,4 +51,58 @@ public function receive(IEvent $event) {
 			$this->data->storeMail($event, $latestSend);
 		}
 	}
+
+	/**
+	 * Send an event to the notifications of a user
+	 *
+	 * @param IEvent $event
+	 * @throws Throwable
+	 *
+	 * @return void
+	 */
+	#[\Override]
+	public function bulkReceive(IEvent $event, array $affectedUserIds, ISetting $setting): void {
+		if (empty($affectedUserIds)) {
+			return;
+		}
+		$activityIds = $this->data->bulkSend($event, $affectedUserIds);
+
+		if (empty($activityIds)) {
+			return;
+		}
+
+		$canChangeMail = $setting->canChangeMail();
+		$canChangePush = false;
+		if ($setting instanceof ActivitySettings && $setting->canChangeNotification() === true) {
+			$canChangePush = true;
+		}
+
+		if ($canChangePush === false && $canChangeMail === false) {
+			return;
+		}
+
+		foreach ($activityIds as $activityId => $affectedUser) {
+			if ($event->getAuthor() === $affectedUser) {
+				continue;
+			}
+			$event->setAffectedUser($affectedUser);
+			if ($canChangePush === true) {
+				$notificationSetting = $this->userSettings->getUserSetting($affectedUser, 'notification', $event->getType());
+			}
+
+			if ($canChangeMail === true) {
+				$emailSetting = $this->userSettings->getUserSetting($event->getAffectedUser(), 'email', $event->getType());
+				$emailSetting = ($emailSetting) ? $this->userSettings->getUserSetting($event->getAffectedUser(), 'setting', 'batchtime') : false;
+			}
+
+			if (isset($notificationSetting) && $notificationSetting === true) {
+				$this->notificationGenerator->sendNotificationForEvent($event, $activityId, $notificationSetting);
+			}
+
+			if (isset($emailSetting) && $emailSetting !== false) {
+				$latestSend = $event->getTimestamp() + $emailSetting;
+				$this->data->storeMail($event, $latestSend);
+			}
+		}
+	}
 }
diff --git a/lib/Data.php b/lib/Data.php
index cf7383d1c..e09774385 100644
--- a/lib/Data.php
+++ b/lib/Data.php
@@ -15,10 +15,12 @@
 use OCP\Activity\IExtension;
 use OCP\Activity\IFilter;
 use OCP\Activity\IManager;
+use OCP\DB\Exception;
 use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\IConfig;
 use OCP\IDBConnection;
 use Psr\Log\LoggerInterface;
+use Throwable;
 
 /**
  * @brief Class for managing the data in the activities
@@ -91,6 +93,72 @@ public function send(IEvent $event): int {
 		return $this->insertActivity->getLastInsertId();
 	}
 
+	/**
+	 * Bulk sends an event into the activity stream
+	 * for a batch of users that are affected by the same event
+	 * (ex. Call Started, Call ended)
+	 *
+	 * @param IEvent $event
+	 * @param array $affectedUsers
+	 * @return array<int, string>
+	 * @throws Exception
+	 */
+	public function bulkSend(IEvent $event, array $affectedUsers): array {
+		$this->connection->beginTransaction();
+
+		$activityIds = [];
+		try {
+			$qb = $this->connection->getQueryBuilder();
+			$qb->insert('activity')
+				->values([
+					'app' => $this->insertActivity->createParameter('app'),
+					'subject' => $this->insertActivity->createParameter('subject'),
+					'subjectparams' => $this->insertActivity->createParameter('subjectparams'),
+					'message' => $this->insertActivity->createParameter('message'),
+					'messageparams' => $this->insertActivity->createParameter('messageparams'),
+					'file' => $this->insertActivity->createParameter('object_name'),
+					'link' => $this->insertActivity->createParameter('link'),
+					'user' => $this->insertActivity->createParameter('user'),
+					'affecteduser' => $this->insertActivity->createParameter('affecteduser'),
+					'timestamp' => $this->insertActivity->createParameter('timestamp'),
+					'priority' => $this->insertActivity->createParameter('priority'),
+					'type' => $this->insertActivity->createParameter('type'),
+					'object_type' => $this->insertActivity->createParameter('object_type'),
+					'object_id' => $this->insertActivity->createParameter('object_id'),
+				]);
+
+			$qb->setParameters([
+				'app' => $event->getApp(),
+				'type' => $event->getType(),
+				'user' => $event->getAuthor(),
+				'timestamp' => $event->getTimestamp(),
+				'subject' => $event->getSubject(),
+				'subjectparams' => json_encode($event->getSubjectParameters()),
+				'message' => $event->getMessage(),
+				'messageparams' => json_encode($event->getMessageParameters()),
+				'priority' => IExtension::PRIORITY_MEDIUM,
+				'object_type' => $event->getObjectType(),
+				'object_id' => $event->getObjectId(),
+				'object_name' => $event->getObjectName(),
+				'link' => $event->getLink(),
+			]);
+
+			foreach ($affectedUsers as $affectedUser) {
+				$qb->setParameter('affecteduser', $affectedUser);
+				$qb->executeStatement();
+				$activityIds[$qb->getLastInsertId()] = (string)$affectedUser;
+			}
+
+			$this->connection->commit();
+		} catch (Throwable) {
+			// Make sure to always roll back, otherwise the outer code runs in a failed transaction
+			$this->connection->rollBack();
+			return [];
+		}
+
+		return $activityIds;
+	}
+
 	/**
 	 * Send an event as email
 	 *