diff --git a/application/rebalance_service.py b/application/rebalance_service.py
index f76142a..8f8c8d7 100644
--- a/application/rebalance_service.py
+++ b/application/rebalance_service.py
@@ -240,6 +240,14 @@ def publish_log(text: str) -> None:
     return True
 
 
+def _should_publish_cycle_notification(result: Mapping[str, Any]) -> bool:
+    if result.get("submitted_orders"):
+        return True
+    if result.get("error") or result.get("ok") is False:
+        return True
+    return False
+
+
 def load_strategy_plugin_signals(
     raw_mounts,
     *,
@@ -705,7 +713,7 @@ def log_message(message: str) -> None:
         except Exception as exc:
             result["strategy_run_persisted"] = False
             result["strategy_run_persistence_error"] = f"{type(exc).__name__}: {exc}"
-    if send_cycle_notification:
+    if send_cycle_notification and _should_publish_cycle_notification(result):
         try:
             result["notification_sent"] = _publish_cycle_notification(
                 result,
@@ -715,6 +723,10 @@ def log_message(message: str) -> None:
         except Exception as exc:
             result["notification_sent"] = False
             result["notification_error"] = f"{type(exc).__name__}: {exc}"
+    elif send_cycle_notification:
+        result["notification_sent"] = False
+        result["notification_suppressed"] = True
+        result["notification_suppressed_reason"] = "no_trade_or_error"
     else:
         result["notification_sent"] = False
         result["notification_suppressed"] = True
diff --git a/constraints.txt b/constraints.txt
index 5fcff72..fefe067 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -3,7 +3,7 @@
 # Generated: 2026-07-01
 # Auto-updated by update-qpk-pin.yml on every push to QPK main.
 
-quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@b0eacd2fe4884f7f2447b704a232e9a121f396c4
+quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@b9a7df85cfc848cebcc3aa6e1d77ec34ca7611ab
 us-equity-strategies @ git+https://github.com/QuantStrategyLab/UsEquityStrategies.git@6568c315ce3be6f7ae5b799374cf7fb44232c170
 hk-equity-strategies @ git+https://github.com/QuantStrategyLab/HkEquityStrategies.git@e9e3058c1eaf3f43b25d50df5eb14442816e568e
 cn-equity-strategies @ git+https://github.com/QuantStrategyLab/CnEquityStrategies.git@f6c735c33047d7613a23d5df018ed32f394e6001
diff --git a/requirements.txt b/requirements.txt
index 08d3957..50e487a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,5 +7,5 @@ pandas_market_calendars
 pytest
 pytz
 requests
-quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@b0eacd2fe4884f7f2447b704a232e9a121f396c4
+quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@b9a7df85cfc848cebcc3aa6e1d77ec34ca7611ab
 us-equity-strategies @ git+https://github.com/QuantStrategyLab/UsEquityStrategies.git@6568c315ce3be6f7ae5b799374cf7fb44232c170
diff --git a/tests/test_rebalance_service.py b/tests/test_rebalance_service.py
index 6d4a145..668a184 100644
--- a/tests/test_rebalance_service.py
+++ b/tests/test_rebalance_service.py
@@ -294,6 +294,8 @@ def evaluate(self, **inputs):
 
 
 def test_run_strategy_cycle_no_executes_weight_targets_when_total_equity_zero(monkeypatch):
+    messages = []
+
     class ZeroEquityClient(FakeFirstradeClient):
         def get_balances(self, _account):
             return {"total_value": "$0.00", "cash_balance": "$0.00", "buying_power": "$0.00"}
@@ -326,6 +328,7 @@ def evaluate(self, **inputs):
         ),
         credentials=FirstradeCredentials(username="user", password="pass"),
         client_factory=ZeroEquityClient,
+        notification_sender=messages.append,
         env_reader=lambda _name, default=None: default,
     )
 
@@ -336,6 +339,10 @@ def evaluate(self, **inputs):
     assert result["skipped_orders"] == [
         {"symbol": "AAA", "reason": "below_trade_threshold", "delta_value": 0.0}
     ]
+    assert result["notification_sent"] is False
+    assert result["notification_suppressed"] is True
+    assert result["notification_suppressed_reason"] == "no_trade_or_error"
+    assert messages == []
 
 
 def test_run_strategy_cycle_loads_strategy_plugin_report_and_sends_email(