diff --git a/crypto_monitor_okx/app.py b/crypto_monitor_okx/app.py
index f3de052..62a3f4b 100644
--- a/crypto_monitor_okx/app.py
+++ b/crypto_monitor_okx/app.py
@@ -2789,10 +2789,12 @@ def parse_ccxt_position_metrics(position, order_leverage=None):
                     initial = approx
         except (TypeError, ValueError):
             pass
-    unrealized = _coerce_float(
+    unrealized = _coerce_float_signed(
         p.get("unrealizedPnl"),
         info.get("upl"),
+        info.get("uplLast"),
         info.get("unrealized_pnl"),
+        info.get("unrealisedPnl"),
     )
     mark = _coerce_float(p.get("markPrice"), p.get("mark_price"), info.get("markPx"))
     out = {}
@@ -3996,6 +3998,7 @@ def calc_price_diff_pct(current_price, target_price):
 
 
 def _coerce_float(*values):
+    """取第一个可解析且 > 0 的数（用于价格、保证金等）。"""
     for v in values:
         if v is None:
             continue
@@ -4008,6 +4011,20 @@ def _coerce_float(*values):
     return None
 
 
+def _coerce_float_signed(*values):
+    """取第一个有限浮点数（含 0 与负数），用于未实现盈亏等。"""
+    for v in values:
+        if v is None or v == "":
+            continue
+        try:
+            f = float(v)
+            if math.isfinite(f):
+                return f
+        except (TypeError, ValueError):
+            continue
+    return None
+
+
 def _sqlite_row_val(row, key, default=None):
     try:
         v = row[key]
diff --git a/strategy_trend_register.py b/strategy_trend_register.py
index e7752bc..4a2cfe0 100644
--- a/strategy_trend_register.py
+++ b/strategy_trend_register.py
@@ -276,9 +276,35 @@ def enrich_trend_plan(cfg: dict, row) -> dict:
     direction = (d.get("direction") or "long").lower()
     metrics_fn = getattr(m, "get_live_position_exchange_metrics", None)
     if callable(metrics_fn):
-        met = metrics_fn(ex_sym, direction)
+        try:
+            lev = int(d.get("leverage") or 0) or None
+        except (TypeError, ValueError):
+            lev = None
+        try:
+            met = metrics_fn(ex_sym, direction, order_leverage=lev)
+        except TypeError:
+            met = metrics_fn(ex_sym, direction)
         if met and met.get("unrealized_pnl") is not None:
             d["floating_pnl"] = float(met["unrealized_pnl"])
+        elif (
+            met
+            and met.get("mark_price") is not None
+            and d.get("avg_entry_price") is not None
+        ):
+            try:
+                entry = float(d["avg_entry_price"])
+                mark = float(met["mark_price"])
+                margin = float(d.get("plan_margin_capital") or 0)
+                leverage = int(d.get("leverage") or 1)
+                calc_pnl = getattr(m, "calc_pnl", None)
+                if callable(calc_pnl) and entry > 0 and margin > 0:
+                    d["floating_pnl"] = float(
+                        calc_pnl(direction, entry, mark, margin, leverage)
+                    )
+                else:
+                    d["floating_pnl"] = None
+            except (TypeError, ValueError):
+                d["floating_pnl"] = None
         else:
             d["floating_pnl"] = None
         if met and met.get("mark_price") is not None:
diff --git a/tests/test_okx_position_metrics.py b/tests/test_okx_position_metrics.py
new file mode 100644
index 0000000..a6ba44a
--- /dev/null
+++ b/tests/test_okx_position_metrics.py
@@ -0,0 +1,38 @@
+"""OKX 持仓指标解析：未实现盈亏须支持负数。"""
+from __future__ import annotations
+
+import unittest
+
+
+class TestOkxPositionMetrics(unittest.TestCase):
+    def test_parse_unrealized_pnl_negative(self):
+        from crypto_monitor_okx.app import parse_ccxt_position_metrics
+
+        pos = {
+            "side": "long",
+            "contracts": 10,
+            "markPrice": 0.43,
+            "unrealizedPnl": -1.25,
+            "info": {"upl": "-1.25", "markPx": "0.43"},
+        }
+        out = parse_ccxt_position_metrics(pos, order_leverage=5)
+        self.assertIsNotNone(out)
+        self.assertAlmostEqual(out["unrealized_pnl"], -1.25)
+        self.assertAlmostEqual(out["mark_price"], 0.43)
+
+    def test_parse_unrealized_pnl_zero(self):
+        from crypto_monitor_okx.app import parse_ccxt_position_metrics
+
+        pos = {
+            "side": "long",
+            "contracts": 1,
+            "unrealizedPnl": 0,
+            "info": {"upl": "0"},
+        }
+        out = parse_ccxt_position_metrics(pos)
+        self.assertIsNotNone(out)
+        self.assertEqual(out["unrealized_pnl"], 0.0)
+
+
+if __name__ == "__main__":
+    unittest.main()