diff --git a/src/applications/differential/query/DifferentialRevisionRequiredActionResultBucket.php b/src/applications/differential/query/DifferentialRevisionRequiredActionResultBucket.php
index 64570bf2cc..d37754227e 100644
--- a/src/applications/differential/query/DifferentialRevisionRequiredActionResultBucket.php
+++ b/src/applications/differential/query/DifferentialRevisionRequiredActionResultBucket.php
@@ -1,206 +1,232 @@
 <?php
 
 final class DifferentialRevisionRequiredActionResultBucket
   extends DifferentialRevisionResultBucket {
 
   const BUCKETKEY = 'action';
 
   const KEY_MUSTREVIEW = 'must-review';
   const KEY_SHOULDREVIEW = 'should-review';
 
   private $objects;
 
   public function getResultBucketName() {
     return pht('Bucket by Required Action');
   }
 
   protected function buildResultGroups(
     PhabricatorSavedQuery $query,
     array $objects) {
 
     $this->objects = $objects;
 
     $phids = $query->getEvaluatedParameter('responsiblePHIDs');
     if (!$phids) {
       throw new Exception(
         pht(
           'You can not bucket results by required action without '.
           'specifying "Responsible Users".'));
     }
     $phids = array_fuse($phids);
 
     $groups = array();
 
     $groups[] = $this->newGroup()
       ->setName(pht('Must Review'))
       ->setKey(self::KEY_MUSTREVIEW)
       ->setNoDataString(pht('No revisions are blocked on your review.'))
       ->setObjects($this->filterMustReview($phids));
 
     $groups[] = $this->newGroup()
       ->setName(pht('Ready to Review'))
       ->setKey(self::KEY_SHOULDREVIEW)
       ->setNoDataString(pht('No revisions are waiting on you to review them.'))
       ->setObjects($this->filterShouldReview($phids));
 
     $groups[] = $this->newGroup()
       ->setName(pht('Ready to Land'))
       ->setNoDataString(pht('No revisions are ready to land.'))
       ->setObjects($this->filterShouldLand($phids));
 
     $groups[] = $this->newGroup()
       ->setName(pht('Ready to Update'))
       ->setNoDataString(pht('No revisions are waiting for updates.'))
       ->setObjects($this->filterShouldUpdate($phids));
 
     $groups[] = $this->newGroup()
       ->setName(pht('Waiting on Review'))
       ->setNoDataString(pht('None of your revisions are waiting on review.'))
       ->setObjects($this->filterWaitingForReview($phids));
 
     $groups[] = $this->newGroup()
       ->setName(pht('Waiting on Authors'))
       ->setNoDataString(pht('No revisions are waiting on author action.'))
       ->setObjects($this->filterWaitingOnAuthors($phids));
 
+    $groups[] = $this->newGroup()
+      ->setName(pht('Waiting on Other Reviewers'))
+      ->setNoDataString(pht('No revisions are waiting for other reviewers.'))
+      ->setObjects($this->filterWaitingOnOtherReviewers($phids));
+
     // Because you can apply these buckets to queries which include revisions
     // that have been closed, add an "Other" bucket if we still have stuff
     // that didn't get filtered into any of the previous buckets.
     if ($this->objects) {
       $groups[] = $this->newGroup()
         ->setName(pht('Other Revisions'))
         ->setObjects($this->objects);
     }
 
     return $groups;
   }
 
   private function filterMustReview(array $phids) {
     $blocking = array(
       DifferentialReviewerStatus::STATUS_BLOCKING,
       DifferentialReviewerStatus::STATUS_REJECTED,
       DifferentialReviewerStatus::STATUS_REJECTED_OLDER,
     );
     $blocking = array_fuse($blocking);
 
     $objects = $this->getRevisionsUnderReview($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if (!$this->hasReviewersWithStatus($object, $phids, $blocking)) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
   private function filterShouldReview(array $phids) {
     $reviewing = array(
       DifferentialReviewerStatus::STATUS_ADDED,
       DifferentialReviewerStatus::STATUS_COMMENTED,
     );
     $reviewing = array_fuse($reviewing);
 
     $objects = $this->getRevisionsUnderReview($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if (!$this->hasReviewersWithStatus($object, $phids, $reviewing)) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
   private function filterShouldLand(array $phids) {
     $status_accepted = ArcanistDifferentialRevisionStatus::ACCEPTED;
 
     $objects = $this->getRevisionsAuthored($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if ($object->getStatus() != $status_accepted) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
   private function filterShouldUpdate(array $phids) {
     $statuses = array(
       ArcanistDifferentialRevisionStatus::NEEDS_REVISION,
       ArcanistDifferentialRevisionStatus::CHANGES_PLANNED,
       ArcanistDifferentialRevisionStatus::IN_PREPARATION,
     );
     $statuses = array_fuse($statuses);
 
     $objects = $this->getRevisionsAuthored($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if (empty($statuses[$object->getStatus()])) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
   private function filterWaitingForReview(array $phids) {
     $status_review = ArcanistDifferentialRevisionStatus::NEEDS_REVIEW;
 
     $objects = $this->getRevisionsAuthored($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if ($object->getStatus() != $status_review) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
   private function filterWaitingOnAuthors(array $phids) {
     $statuses = array(
       ArcanistDifferentialRevisionStatus::ACCEPTED,
       ArcanistDifferentialRevisionStatus::NEEDS_REVISION,
       ArcanistDifferentialRevisionStatus::CHANGES_PLANNED,
       ArcanistDifferentialRevisionStatus::IN_PREPARATION,
     );
     $statuses = array_fuse($statuses);
 
     $objects = $this->getRevisionsNotAuthored($this->objects, $phids);
 
     $results = array();
     foreach ($objects as $key => $object) {
       if (empty($statuses[$object->getStatus()])) {
         continue;
       }
 
       $results[$key] = $object;
       unset($this->objects[$key]);
     }
 
     return $results;
   }
 
+  private function filterWaitingOnOtherReviewers(array $phids) {
+    $statuses = array(
+      ArcanistDifferentialRevisionStatus::NEEDS_REVIEW,
+    );
+    $statuses = array_fuse($statuses);
+
+    $objects = $this->getRevisionsNotAuthored($this->objects, $phids);
+
+    $results = array();
+    foreach ($objects as $key => $object) {
+      if (!isset($statuses[$object->getStatus()])) {
+        continue;
+      }
+
+      $results[$key] = $object;
+      unset($this->objects[$key]);
+    }
+
+    return $results;
+  }
+
 }