diff --git a/NucleicRemote/NucleicRemote/Views/Transcript/ToolGroupRow.swift b/NucleicRemote/NucleicRemote/Views/Transcript/ToolGroupRow.swift
index 753b654..4c4538a 100644
--- a/NucleicRemote/NucleicRemote/Views/Transcript/ToolGroupRow.swift
+++ b/NucleicRemote/NucleicRemote/Views/Transcript/ToolGroupRow.swift
@@ -147,8 +147,24 @@ struct ToolBlockCard: View {
         .padding(10)
     }
 
+    /// The lock state of any call in the block that is currently waiting/held (newest wins), so a
+    /// collapsed block flags at a glance that it holds a file lock. `nil` when nothing is locked or
+    /// every lock has been released — expand to see which calls and paths. Mirrors the Mac's
+    /// `blockLockState`.
+    private var blockLockState: NoteLock.State? {
+        for group in groups.reversed() {
+            if let state = group.lockLines.last?.state, state != .released { return state }
+        }
+        return nil
+    }
+
     private var trailingControls: some View {
         HStack(spacing: 6) {
+            // A held/waiting lock anywhere in the block shows as a small glyph, collapsed.
+            if let lockState = blockLockState {
+                Image(systemName: LockLineStyle.icon(lockState))
+                    .font(.caption2).foregroundStyle(.tertiary)
+            }
             Text("\(groups.count)")
                 .font(.caption2.weight(.semibold).monospacedDigit()).foregroundStyle(.secondary)
             if !allFinished { ProgressView().controlSize(.mini) }