diff --git a/deploy/profile-scripts/hk_backtest.py b/deploy/profile-scripts/hk_backtest.py
index d2c4626c..3224feee 100644
--- a/deploy/profile-scripts/hk_backtest.py
+++ b/deploy/profile-scripts/hk_backtest.py
@@ -99,14 +99,16 @@ def portfolio_metrics(trades, capital=1000000, slots=8):
     pf = lab.portfolio_sim(trades, capital, max_positions=slots)
     years_span = 7.5
     cagr = pf.get("cagr_pct")
-    # 时间窗收益（按 entry_date 过滤 trades 做简单等权组合）
+    # 时间窗收益（按 entry_date 过滤 trades，8槽等权复利净值）
     def window_return(months):
         cutoff = (datetime(2026, 7, 24) - timedelta(days=int(months * 30.4))).strftime("%Y-%m-%d")
         wt = [t for t in trades if t["entry_date"] >= cutoff]
         if not wt:
             return None
-        tot = sum(t["profit_pct"] for t in wt) / slots
-        return tot
+        nav = 1.0
+        for t in sorted(wt, key=lambda x: x["entry_date"]):
+            nav *= (1 + t["profit_pct"] / 100 / slots)
+        return (nav - 1) * 100
     return {
         "cagr": cagr,
         "year1": window_return(12),