diff --git a/experimenter/experimenter/jetstream/results_manager.py b/experimenter/experimenter/jetstream/results_manager.py
index e47dcd95d6..24b1a47fc0 100644
--- a/experimenter/experimenter/jetstream/results_manager.py
+++ b/experimenter/experimenter/jetstream/results_manager.py
@@ -387,6 +387,11 @@ def append_kpi_metric_fields(
                 kpi["slug"], kpi["group"], analysis_basis, segment, reference_branch
             )
 
+            if kpi["slug"] == NimbusConstants.RETENTION_3_DAYS:
+                kpi["displayed_window"] = "Day 4"
+            if kpi["slug"] == NimbusConstants.RETENTION:
+                kpi["displayed_window"] = "Week 2"
+
     def get_remaining_metrics_metadata(
         self, exclude_slugs=None, analysis_basis=None, segment=None, reference_branch=None
     ):
diff --git a/experimenter/experimenter/nimbus_ui/templates/nimbus_experiments/results-inner.html b/experimenter/experimenter/nimbus_ui/templates/nimbus_experiments/results-inner.html
index d7257ba0a0..914f108913 100644
--- a/experimenter/experimenter/nimbus_ui/templates/nimbus_experiments/results-inner.html
+++ b/experimenter/experimenter/nimbus_ui/templates/nimbus_experiments/results-inner.html
@@ -335,6 +335,13 @@ <h4 class="mb-0">{{ area }}</h4>
                                    {% if not metric.has_data %}cursor: default;{% endif %}">
                       {% if metric.has_data %}
                         <i class="fa-solid fa-arrow-up-right-from-square text-secondary fa-sm position-absolute top-0 end-0 p-3 px-2"></i>
+                        <small class="position-absolute bottom-0 end-0 p-2 fw-medium">
+                          {% if metric.displayed_window %}
+                            {{ metric.displayed_window|upper }}
+                          {% else %}
+                            {{ displayed_window|upper }}
+                          {% endif %}
+                        </small>
                       {% endif %}
                       <p class=" metric-text mb-0">{{ metric.friendly_name }}</p>
                     </button>