diff --git a/lib/instance/instance_static_lib.py b/lib/instance/instance_static_lib.py
index c1b18ec..ea56dbc 100644
--- a/lib/instance/instance_static_lib.py
+++ b/lib/instance/instance_static_lib.py
@@ -35,6 +35,7 @@ _COMMON_STATIC_ASSETS: dict[str, str] = {
     "instance_dashboard.js": "application/javascript; charset=utf-8",
     "account_ledger.js": "application/javascript; charset=utf-8",
     "options_expiry_countdown.js": "application/javascript; charset=utf-8",
+    "nav_spot_tickers.js": "application/javascript; charset=utf-8",
     "options_panel.js": "application/javascript; charset=utf-8",
     "options_settings.js": "application/javascript; charset=utf-8",
     "options_position_cards.js": "application/javascript; charset=utf-8",
diff --git a/lib/instance/templates/embed_shell.html b/lib/instance/templates/embed_shell.html
index 5e8f605..e23c77b 100644
--- a/lib/instance/templates/embed_shell.html
+++ b/lib/instance/templates/embed_shell.html
@@ -149,7 +149,7 @@ const ORDER_ENTRY_MODEL_CODE_TO_CATEGORY = {{ entry_model_code_to_category | toj
 <script src="/static/instance_stats.js?v=5"></script>
 {% include 'embed_boot_scripts.html' %}
 <script src="/static/options_expiry_countdown.js?v=1"></script>
-<script src="/static/nav_spot_tickers.js?v=1"></script>
+<script src="/static/nav_spot_tickers.js?v=2"></script>
 <script src="/static/instance_dashboard.js?v=5"></script>
 <script src="/static/account_ledger.js?v=1"></script>
 <script>
diff --git a/lib/instance/templates/index.html b/lib/instance/templates/index.html
index 18c681f..dd82f39 100644
--- a/lib/instance/templates/index.html
+++ b/lib/instance/templates/index.html
@@ -1830,7 +1830,7 @@ tickOrderHoldDurations();
 setInterval(refreshPriceSnapshotConditional, {{ price_refresh_seconds * 1000 }});
 </script>
 <script src="/static/options_expiry_countdown.js?v=1"></script>
-<script src="/static/nav_spot_tickers.js?v=1"></script>
+<script src="/static/nav_spot_tickers.js?v=2"></script>
 <script src="/static/instance_dashboard.js?v=5"></script>
 <script src="/static/account_ledger.js?v=1"></script>
 <script>
diff --git a/lib/market/nav_spot_tickers_lib.py b/lib/market/nav_spot_tickers_lib.py
index 8b99158..7faeb63 100644
--- a/lib/market/nav_spot_tickers_lib.py
+++ b/lib/market/nav_spot_tickers_lib.py
@@ -10,10 +10,10 @@ from zoneinfo import ZoneInfo
 
 BJ = ZoneInfo("Asia/Shanghai")
 
-# (base, OKX spot instId, display symbol)
+# (base, OKX spot instId, display symbol, swap ccxt symbol, index instId)
 NAV_SPOT_SPECS = (
-    ("ETH", "ETH-USDT", "ETHUSDT"),
-    ("BTC", "BTC-USDT", "BTCUSDT"),
+    ("ETH", "ETH-USDT", "ETHUSDT", "ETH/USDT:USDT", "ETH-USD"),
+    ("BTC", "BTC-USDT", "BTCUSDT", "BTC/USDT:USDT", "BTC-USD"),
 )
 
 _OPEN_CACHE_LOCK = threading.Lock()
@@ -42,38 +42,82 @@ def session_day_key(now: Optional[datetime] = None, reset_hour: int = 8) -> str:
     return dt.strftime("%Y-%m-%d")
 
 
-def _fetch_spot_last(ex: Any, inst_id: str) -> Optional[float]:
+def _public_last(ex: Any, inst_id: str, last_key: str = "last") -> Optional[float]:
     try:
         rows = ex.public_get_market_ticker({"instId": inst_id}).get("data") or []
         if rows and isinstance(rows[0], dict):
-            return _safe_float(rows[0].get("last"))
+            return _safe_float(rows[0].get(last_key))
     except Exception:
         pass
+    return None
+
+
+def _public_index_last(ex: Any, inst_id: str) -> Optional[float]:
     try:
-        # ccxt spot id: BTC-USDT → BTC/USDT
-        sym = inst_id.replace("-", "/")
-        t = ex.fetch_ticker(sym)
-        return _safe_float(t.get("last"))
+        rows = ex.public_get_market_index_tickers({"instId": inst_id}).get("data") or []
+        if rows and isinstance(rows[0], dict):
+            return _safe_float(rows[0].get("idxPx"))
+    except Exception:
+        pass
+    return None
+
+
+def _ccxt_last(ex: Any, symbol: str) -> Optional[float]:
+    try:
+        t = ex.fetch_ticker(symbol)
+        return _safe_float(t.get("last") or t.get("close"))
     except Exception:
         return None
 
 
-def _fetch_day_open_bj8(ex: Any, inst_id: str) -> Optional[float]:
-    """OKX 1D candle open is UTC 00:00 = Beijing 08:00."""
+def _fetch_spot_last(ex: Any, spot_inst: str, swap_sym: str, index_inst: str) -> Optional[float]:
+    # 1) 现货 2) 永续(本站常用) 3) 指数
+    last = _public_last(ex, spot_inst, "last")
+    if last is not None:
+        return last
+    last = _public_last(ex, f"{spot_inst}-SWAP", "last")
+    if last is not None:
+        return last
+    last = _ccxt_last(ex, swap_sym)
+    if last is not None:
+        return last
+    last = _ccxt_last(ex, spot_inst.replace("-", "/"))
+    if last is not None:
+        return last
+    return _public_index_last(ex, index_inst)
+
+
+def _public_candle_open(ex: Any, inst_id: str, bar: str = "1D") -> Optional[float]:
     try:
         rows = ex.public_get_market_candles(
-            {"instId": inst_id, "bar": "1D", "limit": "1"}
+            {"instId": inst_id, "bar": bar, "limit": "1"}
         ).get("data") or []
         if rows:
             row = rows[0]
-            # OKX: [ts, o, h, l, c, vol, volCcy, volCcyQuote, confirm]
             if isinstance(row, (list, tuple)) and len(row) > 1:
                 return _safe_float(row[1])
     except Exception:
         pass
+    return None
+
+
+def _public_index_candle_open(ex: Any, inst_id: str) -> Optional[float]:
     try:
-        sym = inst_id.replace("-", "/")
-        ohlcv = ex.fetch_ohlcv(sym, timeframe="1d", limit=1) or []
+        rows = ex.public_get_market_index_candles(
+            {"instId": inst_id, "bar": "1D", "limit": "1"}
+        ).get("data") or []
+        if rows:
+            row = rows[0]
+            if isinstance(row, (list, tuple)) and len(row) > 1:
+                return _safe_float(row[1])
+    except Exception:
+        pass
+    return None
+
+
+def _ccxt_day_open(ex: Any, symbol: str) -> Optional[float]:
+    try:
+        ohlcv = ex.fetch_ohlcv(symbol, timeframe="1d", limit=1) or []
         if ohlcv:
             return _safe_float(ohlcv[-1][1])
     except Exception:
@@ -81,10 +125,31 @@ def _fetch_day_open_bj8(ex: Any, inst_id: str) -> Optional[float]:
     return None
 
 
-def _cached_day_open(ex: Any, inst_id: str, day_key: str) -> Optional[float]:
+def _fetch_day_open_bj8(
+    ex: Any, spot_inst: str, swap_sym: str, index_inst: str
+) -> Optional[float]:
+    """OKX 1D candle open is UTC 00:00 = Beijing 08:00."""
+    open_px = _public_candle_open(ex, spot_inst)
+    if open_px is not None:
+        return open_px
+    open_px = _public_candle_open(ex, f"{spot_inst}-SWAP")
+    if open_px is not None:
+        return open_px
+    open_px = _ccxt_day_open(ex, swap_sym)
+    if open_px is not None:
+        return open_px
+    open_px = _ccxt_day_open(ex, spot_inst.replace("-", "/"))
+    if open_px is not None:
+        return open_px
+    return _public_index_candle_open(ex, index_inst)
+
+
+def _cached_day_open(
+    ex: Any, cache_key: str, spot_inst: str, swap_sym: str, index_inst: str, day_key: str
+) -> Optional[float]:
     now_ts = time.time()
     with _OPEN_CACHE_LOCK:
-        entry = _OPEN_CACHE.get(inst_id)
+        entry = _OPEN_CACHE.get(cache_key)
         if (
             entry
             and entry.get("day_key") == day_key
@@ -93,10 +158,10 @@ def _cached_day_open(ex: Any, inst_id: str, day_key: str) -> Optional[float]:
         ):
             return _safe_float(entry["open"])
 
-    open_px = _fetch_day_open_bj8(ex, inst_id)
+    open_px = _fetch_day_open_bj8(ex, spot_inst, swap_sym, index_inst)
     if open_px is not None:
         with _OPEN_CACHE_LOCK:
-            _OPEN_CACHE[inst_id] = {
+            _OPEN_CACHE[cache_key] = {
                 "day_key": day_key,
                 "open": open_px,
                 "fetched_at": now_ts,
@@ -114,9 +179,11 @@ def build_nav_spot_tickers(
     now = now_fn() if now_fn else datetime.now(BJ)
     day_key = session_day_key(now, reset_hour=reset_hour)
     out: list[dict[str, Any]] = []
-    for base, inst_id, display in NAV_SPOT_SPECS:
-        last = _fetch_spot_last(exchange, inst_id)
-        open_px = _cached_day_open(exchange, inst_id, day_key)
+    for base, spot_inst, display, swap_sym, index_inst in NAV_SPOT_SPECS:
+        last = _fetch_spot_last(exchange, spot_inst, swap_sym, index_inst)
+        open_px = _cached_day_open(
+            exchange, spot_inst, spot_inst, swap_sym, index_inst, day_key
+        )
         change = None
         change_pct = None
         if last is not None and open_px is not None and open_px != 0:
@@ -125,7 +192,7 @@ def build_nav_spot_tickers(
         out.append(
             {
                 "base": base,
-                "inst_id": inst_id,
+                "inst_id": spot_inst,
                 "symbol": display,
                 "last": round(last, 8) if last is not None else None,
                 "open": round(open_px, 8) if open_px is not None else None,