diff --git a/lib/trading/position-manager.ts b/lib/trading/position-manager.ts
index 132401a..9edebe8 100644
--- a/lib/trading/position-manager.ts
+++ b/lib/trading/position-manager.ts
@@ -792,6 +792,13 @@ export class PositionManager {
       await this.saveTradeState(trade)
     }
 
+    // CRITICAL: Check stop loss for runner (after TP1, before TP2)
+    if (trade.tp1Hit && !trade.tp2Hit && this.shouldStopLoss(currentPrice, trade)) {
+      console.log(`🔴 RUNNER STOP LOSS: ${trade.symbol} at ${profitPercent.toFixed(2)}% (profit lock triggered)`)
+      await this.executeExit(trade, 100, 'SL', currentPrice)
+      return
+    }
+
     // 5. Take profit 2 (remaining position)
     if (trade.tp1Hit && !trade.tp2Hit && this.shouldTakeProfit2(currentPrice, trade)) {
       console.log(`🎊 TP2 HIT: ${trade.symbol} at ${profitPercent.toFixed(2)}%`)