diff --git a/lib/trading/position-manager.ts b/lib/trading/position-manager.ts
index 99faaa5..148f445 100644
--- a/lib/trading/position-manager.ts
+++ b/lib/trading/position-manager.ts
@@ -1477,7 +1477,7 @@ export class PositionManager {
           
           // LAYER 2: Death spiral detector (Nov 15, 2025)
           // If we've failed 20+ times, check Drift API to see if it's a ghost position
-          if (trade.priceCheckCount > 20) {
+          if (trade.priceCheckCount > 20 && !trade.closingInProgress) {
             try {
               const driftService = getDriftService()
               const marketConfig = getMarketConfig(trade.symbol)
@@ -1487,6 +1487,11 @@ export class PositionManager {
               if (!position || Math.abs(position.size) < 0.01) {
                 console.log(`🔴 LAYER 2: Ghost detected after ${trade.priceCheckCount} failures`)
                 console.log(`   Drift shows position closed/missing - removing from monitoring`)
+                
+                // CRITICAL: Mark as closing to prevent duplicate processing
+                trade.closingInProgress = true
+                trade.closeConfirmedAt = Date.now()
+                
                 await this.handleExternalClosure(trade, 'Layer 2: Ghost detected via Drift API')
                 return
               } else {