diff --git a/app/helpers/insights_helper.rb b/app/helpers/insights_helper.rb
index 33ac31d85..0d1628589 100644
--- a/app/helpers/insights_helper.rb
+++ b/app/helpers/insights_helper.rb
@@ -14,6 +14,30 @@ module InsightsHelper
     INSIGHT_ICONS.fetch(insight.insight_type, "lightbulb")
   end
 
+  # Matches the numeric fragments inside insight prose: currency amounts
+  # ("€288.59", "1 234,56 €"), percentages ("142%"), and bare counts. Digit
+  # groups may be separated by ".", ",", or the (narrow) no-break spaces some
+  # locales format with, but must start and end on a digit so sentence
+  # punctuation stays outside the match.
+  INSIGHT_NUMERIC_FRAGMENT = /
+    (?:\p{Sc}[\s\u00A0\u202F]?)?          # currency symbol prefix
+    \d(?:[\d.,\s\u00A0\u202F]*\d)?        # digits with grouping separators
+    (?:[\s\u00A0\u202F]?(?:%|\p{Sc}))?    # percent or currency symbol suffix
+  /x
+
+  # Insight titles and bodies are stored as finished prose with the amounts
+  # already interpolated (by the i18n template or the LLM writer), so unlike
+  # the rest of the app the figures can't be tagged where they're formatted.
+  # This wraps each numeric fragment in a privacy-sensitive span at render
+  # time so privacy mode blurs the numbers but the sentence stays readable.
+  def insight_privacy_text(text)
+    safe_join(
+      text.to_s.split(/(#{INSIGHT_NUMERIC_FRAGMENT})/o).map.with_index do |part, index|
+        index.odd? ? tag.span(part, class: "privacy-sensitive") : part
+      end
+    )
+  end
+
   # "Savings rate · June" / "Cash flow · Next 30 days" — the card's meta line.
   # Uses the insight's stored period; falls back to the subject (account or
   # merchant name from facts) for insights without one.
diff --git a/app/views/insights/_insight_card.html.erb b/app/views/insights/_insight_card.html.erb
index ef3cba58c..68a363e04 100644
--- a/app/views/insights/_insight_card.html.erb
+++ b/app/views/insights/_insight_card.html.erb
@@ -11,7 +11,7 @@
 
       <div class="flex items-start justify-between gap-3">
         <h3 class="text-sm font-medium text-primary inline-flex items-center gap-2 min-w-0">
-          <%= insight.title %>
+          <%= insight_privacy_text(insight.title) %>
           <% if unread %>
             <%# A dot, not a labelled chip. Visiting this page marks every insight
                 read in one go, so at first paint the badge is on *every* row and
@@ -32,7 +32,7 @@
         <% end %>
       </div>
 
-      <p class="text-sm text-secondary"><%= insight.body %></p>
+      <p class="text-sm text-secondary"><%= insight_privacy_text(insight.body) %></p>
     </div>
   </div>
 
diff --git a/app/views/pages/dashboard/_insights_feed.html.erb b/app/views/pages/dashboard/_insights_feed.html.erb
index 3113c9b3c..c2160d6f7 100644
--- a/app/views/pages/dashboard/_insights_feed.html.erb
+++ b/app/views/pages/dashboard/_insights_feed.html.erb
@@ -55,8 +55,8 @@
                 unread ones ("New · 3"), and with only three rows the pill was
                 usually on all of them — saying the same thing twice while
                 crowding the title. %>
-            <span class="text-sm font-medium text-primary truncate block"><%= insight.title %></span>
-            <p class="text-sm text-secondary truncate"><%= insight.body %></p>
+            <span class="text-sm font-medium text-primary truncate block"><%= insight_privacy_text(insight.title) %></span>
+            <p class="text-sm text-secondary truncate"><%= insight_privacy_text(insight.body) %></p>
           </div>
 
           <% if (figure = insight_key_figure(insight)) %>
diff --git a/test/helpers/insights_helper_test.rb b/test/helpers/insights_helper_test.rb
index fbf199ce7..13b55c886 100644
--- a/test/helpers/insights_helper_test.rb
+++ b/test/helpers/insights_helper_test.rb
@@ -141,6 +141,34 @@ class InsightsHelperTest < ActionView::TestCase
     assert_equal "of budget", caption
   end
 
+  test "privacy text wraps amounts, percentages and counts in privacy-sensitive spans" do
+    body = "Your grocery spending is at €288.59, which is 142% above your usual €119.01."
+
+    rendered = insight_privacy_text(body)
+
+    assert_predicate rendered, :html_safe?
+    assert_equal <<~HTML.strip, rendered
+      Your grocery spending is at <span class="privacy-sensitive">€288.59</span>, which is <span class="privacy-sensitive">142%</span> above your usual <span class="privacy-sensitive">€119.01</span>.
+    HTML
+  end
+
+  test "privacy text handles locale formats with suffix currency and no-break-space grouping" do
+    rendered = insight_privacy_text("Checking holds 1 234,56 € with no activity in the last 45 days.")
+
+    assert_includes rendered, %(<span class="privacy-sensitive">1 234,56 €</span>)
+    assert_includes rendered, %(<span class="privacy-sensitive">45</span> days)
+  end
+
+  test "privacy text leaves numberless prose untouched and escapes HTML" do
+    assert_equal "Is Netflix still active?", insight_privacy_text("Is Netflix still active?")
+    assert_equal "", insight_privacy_text(nil)
+
+    rendered = insight_privacy_text("It's <b>big</b>: $1,200.50")
+
+    assert_includes rendered, "It&#39;s &lt;b&gt;big&lt;/b&gt;:"
+    assert_includes rendered, %(<span class="privacy-sensitive">$1,200.50</span>)
+  end
+
   test "action link resolves the stored subject and disappears when it cannot" do
     account = families(:dylan_family).accounts.visible.first
     resolvable = build_insight("idle_cash", metadata: { "account_id" => account.id })