diff --git a/.kiro/specs/multi-modal-trading-system/tasks.md b/.kiro/specs/multi-modal-trading-system/tasks.md
index be0b4d9..22ec8fa 100644
--- a/.kiro/specs/multi-modal-trading-system/tasks.md
+++ b/.kiro/specs/multi-modal-trading-system/tasks.md
@@ -199,6 +199,7 @@
 
 - [x] 5.2. Implement persistent inference history storage
 
+
   - Create InferenceHistoryStore class for persistent storage
   - Store complete input data packages with each prediction
   - Include timestamp, symbol, input features, prediction outputs, confidence scores
diff --git a/core/orchestrator.py b/core/orchestrator.py
index a4483e6..d664319 100644
--- a/core/orchestrator.py
+++ b/core/orchestrator.py
@@ -224,7 +224,7 @@ class TradingOrchestrator:
         logger.info(f"Training enabled: {self.training_enabled}")
         logger.info(f"Confidence threshold: {self.confidence_threshold}")
         # logger.info(f"Decision frequency: {self.decision_frequency}s")
-        logger.info(f"Symbols: {self.symbols}")
+        logger.info(f"Primary symbol: {self.symbol}, Reference symbols: {self.ref_symbols}")
         logger.info("Universal Data Adapter integrated for centralized data flow")
         
         # Start centralized data collection for all models and dashboard
@@ -366,7 +366,7 @@ class TradingOrchestrator:
                 from core.extrema_trainer import ExtremaTrainer
                 self.extrema_trainer = ExtremaTrainer(
                     data_provider=self.data_provider,
-                    symbols=self.symbols
+                    symbols=[self.symbol]  # Only primary trading symbol
                 )
                 
                 # Load checkpoint and capture initial state
@@ -618,7 +618,7 @@ class TradingOrchestrator:
     async def start_continuous_trading(self, symbols: Optional[List[str]] = None):
         """Start the continuous trading loop, using a decision model and trading executor"""
         if symbols is None:
-            symbols = self.symbols
+            symbols = [self.symbol]  # Only trade the primary symbol
 
         if not self.realtime_processing_task:
             self.realtime_processing_task = asyncio.create_task(self._trading_decision_loop())
@@ -639,9 +639,9 @@ class TradingOrchestrator:
         logger.info("Trading decision loop started")
         while self.running:
             try:
-                for symbol in self.symbols:
-                    await self.make_trading_decision(symbol)
-                    await asyncio.sleep(1)  # Small delay between symbols
+                # Only make decisions for the primary trading symbol
+                await self.make_trading_decision(self.symbol)
+                await asyncio.sleep(1)
                 
                 await asyncio.sleep(self.decision_frequency)
             except Exception as e:
@@ -768,7 +768,7 @@ class TradingOrchestrator:
         if COB_INTEGRATION_AVAILABLE and COBIntegration is not None:
             try:
                 self.cob_integration = COBIntegration(
-                    symbols=self.symbols,
+                    symbols=[self.symbol] + self.ref_symbols,  # Primary + reference symbols
                     data_provider=self.data_provider
                 )
                 logger.info("COB Integration initialized")
@@ -1498,12 +1498,22 @@ class TradingOrchestrator:
     async def _trigger_model_training(self, symbol: str):
         """Trigger training for models based on previous inference data"""
         try:
-            if not self.training_enabled or symbol not in self.inference_history:
+            if not self.training_enabled:
+                logger.debug("Training disabled, skipping model training")
                 return
             
-            # Get recent inference records
-            recent_records = list(self.inference_history[symbol])
-            if len(recent_records) < 2:
+            # Check if we have any inference history for any model
+            if not self.inference_history:
+                logger.debug("No inference history available for training")
+                return
+            
+            # Get recent inference records from all models (not symbol-based)
+            all_recent_records = []
+            for model_name, model_records in self.inference_history.items():
+                all_recent_records.extend(list(model_records))
+            
+            if len(all_recent_records) < 2:
+                logger.debug("Not enough inference records for training")
                 return  # Need at least 2 records to compare
             
             # Get current price for outcome evaluation