diff --git a/stock/app/holdings_intel.py b/stock/app/holdings_intel.py
new file mode 100644
index 0000000..a8bc58d
--- /dev/null
+++ b/stock/app/holdings_intel.py
@@ -0,0 +1,37 @@
+"""보유종목 인텔리전스 — 순수연산 중심 (advisory). KIS 실주문 미사용."""
+from __future__ import annotations
+import datetime as dt
+from typing import Any, Optional
+
+from . import db
+from . import price_fetcher
+
+
+def _krx_tickers() -> set:
+    """krx_master에 존재하는 ticker 집합 (KRX 판별용)."""
+    with db._conn() as conn:
+        try:
+            rows = conn.execute("SELECT ticker FROM krx_master").fetchall()
+        except Exception:
+            return set()
+    return {r["ticker"] for r in rows}
+
+
+def get_holdings() -> list[dict]:
+    """portfolio + 현재가 + pnl_rate + is_krx."""
+    items = db.get_all_portfolio()
+    tickers = [it["ticker"] for it in items]
+    prices = price_fetcher.get_current_prices(tickers) if tickers else {}
+    krx = _krx_tickers()
+    out = []
+    for it in items:
+        cur = prices.get(it["ticker"])
+        avg = it["avg_price"]
+        pnl = ((cur - avg) / avg * 100.0) if (cur and avg) else None
+        out.append({
+            **it,
+            "current_price": cur,
+            "pnl_rate": pnl,
+            "is_krx": it["ticker"] in krx,
+        })
+    return out
diff --git a/stock/app/test_holdings_intel.py b/stock/app/test_holdings_intel.py
new file mode 100644
index 0000000..c104abe
--- /dev/null
+++ b/stock/app/test_holdings_intel.py
@@ -0,0 +1,17 @@
+from app import holdings_intel as hi
+
+def test_get_holdings_merges_price_and_pnl(monkeypatch):
+    monkeypatch.setattr(hi.db, "get_all_portfolio", lambda: [
+        {"id": 1, "broker": "kis", "ticker": "005930", "name": "삼성전자",
+         "quantity": 10, "avg_price": 70000, "purchase_price": 70000},
+        {"id": 2, "broker": "kis", "ticker": "AAPL", "name": "Apple",
+         "quantity": 5, "avg_price": 200, "purchase_price": 200},
+    ])
+    monkeypatch.setattr(hi.price_fetcher, "get_current_prices",
+                        lambda tickers: {"005930": 77000})  # AAPL 미조회(비KRX)
+    monkeypatch.setattr(hi, "_krx_tickers", lambda: {"005930"})
+    hs = hi.get_holdings()
+    s = {h["ticker"]: h for h in hs}
+    assert s["005930"]["is_krx"] is True
+    assert round(s["005930"]["pnl_rate"], 1) == 10.0   # (77000-70000)/70000
+    assert s["AAPL"]["is_krx"] is False                # KRX 외