diff --git a/src/NATS.Server/Monitoring/ConnzHandler.cs b/src/NATS.Server/Monitoring/ConnzHandler.cs
index e5cd7b0..8ff0a3e 100644
--- a/src/NATS.Server/Monitoring/ConnzHandler.cs
+++ b/src/NATS.Server/Monitoring/ConnzHandler.cs
@@ -69,6 +69,8 @@ public sealed class ConnzHandler(NatsServer server)
             Name = client.ClientOpts?.Name ?? "",
             Lang = client.ClientOpts?.Lang ?? "",
             Version = client.ClientOpts?.Version ?? "",
+            Pending = (int)client.PendingBytes,
+            Reason = client.CloseReason.ToReasonString(),
             TlsVersion = client.TlsState?.TlsVersion ?? "",
             TlsCipherSuite = client.TlsState?.CipherSuite ?? "",
         };