diff --git a/frontend/src/components/PortfolioPanel.tsx b/frontend/src/components/PortfolioPanel.tsx
index 7bbb956..6a57474 100644
--- a/frontend/src/components/PortfolioPanel.tsx
+++ b/frontend/src/components/PortfolioPanel.tsx
@@ -13,12 +13,13 @@
  * 한국/미국 시장 구분:
  * - 종목 코드가 6자리 숫자면 KR, 그 외는 US
  */
-import React from 'react'
+import React, { useMemo } from 'react'
 import { useQuery } from '@tanstack/react-query'
 import api from '../lib/api'
-import { Activity, TrendingUp, Clock } from 'lucide-react'
+import { Activity, TrendingUp, Clock, UserCircle, Globe } from 'lucide-react'
 import { Position } from '../types/trading'
 import { isUsStock } from '../utils/stockUtils'
+import { groupHoldings, GroupedHolding } from '../utils/portfolioGrouping'
 import AccountSetupNotice from './AccountSetupNotice'
 import DayTradingStatusBar from './DayTradingStatusBar'
 
@@ -95,9 +96,12 @@ const PortfolioItem = React.memo(({
     const isSelected = selectedStock === stock.stock_code
     const isUp = profitLossRate >= 0
 
+    const splitLocked = Number((stock as GroupedHolding).isSplit) > 0 || Number((stock as GroupedHolding).dtIncluded) > 0
+    const sellBlocked = !!sellDisabled || splitLocked
+
     const handleSellClick = async (e: React.MouseEvent<HTMLButtonElement>) => {
         e.stopPropagation()
-        if (sellDisabled) return
+        if (sellBlocked) return
         try {
             await onSell(stock.stock_code, stock.stock_name, quantity)
         } catch (error: unknown) {
@@ -126,9 +130,25 @@ const PortfolioItem = React.memo(({
                         <span className={`text-[7px] px-1 py-px rounded-sm flex-shrink-0 font-mono ${isUs ? 'text-[#22c55e] bg-[#22c55e]/10' : 'text-[#5b9aff] bg-[#5b9aff]/10'}`}>
                             {isUs ? 'US' : 'KR'}
                         </span>
-                        {stock.strategy_type === 'daytrading' && (
+                        {(stock.strategy_type === 'daytrading' || stock.strategy_type === 'day_trade') && (
                             <span className="text-[7px] px-1 py-px rounded-sm text-[#f97316] bg-[#f97316]/10 flex-shrink-0">데이</span>
                         )}
+                        {(stock.strategy_type === 'external' || stock.strategy_type === 'manual') && (
+                            <span
+                                title="자동 청산 대상 아님"
+                                className="text-[7px] px-1 py-px rounded-sm text-[#eab308] bg-[#eab308]/10 flex-shrink-0"
+                            >
+                                {stock.strategy_type === 'external' ? '외부' : '수동'}
+                            </span>
+                        )}
+                        {Number((stock as GroupedHolding).dtIncluded) > 0 && (
+                            <span
+                                title="데이트레이딩 엔진 수량을 확인할 수 없어 DT 보유분이 포함됐을 수 있음"
+                                className="text-[7px] px-1 py-px rounded-sm text-[#f97316]/70 bg-[#f97316]/10 flex-shrink-0"
+                            >
+                                DT 포함?
+                            </span>
+                        )}
                     </div>
                     <span className={`text-xs font-mono font-bold flex-shrink-0 ${isUp ? 'text-[#e84444]' : 'text-[#3d7eff]'}`}>
                         {profitLossRate > 0 ? '+' : ''}{profitLossRate.toFixed(2)}%
@@ -154,7 +174,8 @@ const PortfolioItem = React.memo(({
             <div className="px-3 pb-2">
                 <button
                     onClick={handleSellClick}
-                    disabled={sellDisabled}
+                    disabled={sellBlocked}
+                    title={splitLocked ? '스윙·데이트레이딩 합산 종목 — DT 포지션은 15:20 자동 청산, 수동 매도 시 DT 몫부터 차감되므로 여기서는 분할 매도할 수 없습니다' : undefined}
                     className="w-full py-0.5 text-[9px] font-mono text-[#3a5570] hover:text-[#3d7eff] border border-[#152035] hover:border-[#3d7eff]/40 rounded-sm transition-colors disabled:opacity-40 disabled:cursor-not-allowed disabled:hover:text-[#3a5570] disabled:hover:border-[#152035]"
                 >
                     전량 청산 (시장가)
@@ -192,8 +213,7 @@ interface PortfolioPanelProps {
  * PortfolioPanel — 보유 종목 목록 패널
  *
  * 그룹 구분:
- * - 데이트레이딩: strategy_type === 'daytrading' (주황색 배지)
- * - 스윙: 그 외 (보라색 배지)
+ * - 데이트레이딩 / 스윙 / 수동·외부 / 해외 (utils/portfolioGrouping.ts 기준)
  */
 const PortfolioPanel = React.memo(({
     portfolio,
@@ -209,47 +229,79 @@ const PortfolioPanel = React.memo(({
     // 데이트레이딩 포지션은 매매 엔진(인메모리)이 진실 — Portfolio 테이블은 종목당 1행이라
     // 같은 종목을 스윙+데이트레이딩으로 동시 보유하면 구분이 사라진다. 엔진에서 직접 조회해
     // 데이트레이딩 그룹으로 표시하고, 스윙 행에서는 그 수량을 뺀다. (2026-09-23)
-    const { data: dtPositions } = useQuery<DayTradePosition[]>({
+    const { data: dtPositions, isError: dtError } = useQuery<DayTradePosition[]>({
         queryKey: ['daytrading-positions'],
         queryFn: async () => (await api.get('/daytrading/positions')).data?.positions ?? [],
         refetchInterval: 30000,
         staleTime: 15000,
     })
 
-    const dayStocks: Position[] = (dtPositions ?? [])
-        .filter(p => p.quantity > 0)
-        .map(p => ({
-            stock_code: p.stock_code,
-            stock_name: p.stock_name,
-            quantity: p.quantity,
-            average_price: p.entry_price,
-            current_price: p.current_price ?? p.entry_price,
-            profit_loss_rate: p.pnl_pct ?? 0,
-            strategy_type: 'daytrading',
-            market: 'KRX',
-        }))
+    const dtRows: Position[] | undefined = useMemo(() => {
+        if (dtError) return undefined // 엔진 수량 불명 -> 합산 행에 "DT 포함" 배지
+        return (dtPositions ?? [])
+            .filter(p => p.quantity > 0)
+            .map(p => ({
+                stock_code: p.stock_code,
+                stock_name: p.stock_name,
+                quantity: p.quantity,
+                average_price: p.entry_price,
+                current_price: p.current_price ?? p.entry_price,
+                profit_loss_rate: p.pnl_pct ?? 0,
+                strategy_type: 'daytrading',
+                market: 'KRX',
+            }))
+    }, [dtPositions, dtError])
 
-    const dtQty = new Map(dayStocks.map(d => [d.stock_code, d.quantity]))
-    const swingStocks = (portfolio ?? [])
-        .map(s => {
-            const dq = dtQty.get(s.stock_code) ?? 0
-            return dq > 0 ? { ...s, quantity: s.quantity - dq } : s
-        })
-        .filter(s => s.quantity > 0)
-    const total = dayStocks.length + swingStocks.length
+    const groups = useMemo(() => groupHoldings(portfolio, dtRows), [portfolio, dtRows])
+    const total = groups.daytrading.length + groups.swing.length + groups.manual.length + groups.overseas.length
 
-    const renderGroup = (stocks: Position[], label: string, icon: React.ReactNode, color: string) => {
+    /** 그룹 소계 (실시간 가격 우선). 통화가 다르므로 그룹 내 같은 통화끼리만 합산 */
+    const subtotal = (stocks: Position[]) => {
+        let value = 0
+        let cost = 0
+        for (const st of stocks) {
+            const qty = Number(st.quantity || 0)
+            const avg = Number(st.average_price || 0)
+            const cur = livePrices?.[st.stock_code] ?? Number(st.current_price || 0)
+            value += cur * qty
+            cost += avg * qty
+        }
+        return { value, pnl: value - cost, rate: cost > 0 ? ((value - cost) / cost) * 100 : 0 }
+    }
+
+    const renderGroup = (
+        stocks: GroupedHolding[],
+        label: string,
+        icon: React.ReactNode,
+        color: string,
+        note?: string,
+        usd?: boolean,
+    ) => {
         if (stocks.length === 0) return null
+        const sub = subtotal(stocks)
+        const up = sub.pnl >= 0
+        const fmt = (n: number) => usd
+            ? `$${Math.round(n).toLocaleString('en-US')}`
+            : `${Math.round(n).toLocaleString()}원`
         return (
-            <>
-                <div className="flex items-center gap-1.5 px-3 py-1 bg-[#091018] border-b border-[#152035] sticky top-0 z-10">
-                    {icon}
-                    <span className={`text-[9px] font-semibold uppercase tracking-wider ${color}`}>{label}</span>
-                    <span className="ml-auto text-[8px] font-mono bg-[#152035] text-[#4a6580] px-1.5 py-px rounded-sm">{stocks.length}</span>
+            <section key={label}>
+                <div className="px-3 py-1 bg-[#091018] border-b border-[#152035] sticky top-0 z-10" title={note}>
+                    <div className="flex items-center gap-1.5">
+                        {icon}
+                        <span className={`text-[9px] font-semibold uppercase tracking-wider ${color}`}>{label}</span>
+                        <span className="ml-auto text-[8px] font-mono bg-[#152035] text-[#4a6580] px-1.5 py-px rounded-sm">{stocks.length}</span>
+                    </div>
+                    <div className="flex justify-between items-center mt-0.5 text-[8px] font-mono text-[#4a6580]">
+                        <span>{fmt(sub.value)}</span>
+                        <span className={up ? 'text-[#e84444]' : 'text-[#3d7eff]'}>
+                            {up ? '+' : ''}{fmt(sub.pnl)} ({up ? '+' : ''}{sub.rate.toFixed(2)}%)
+                        </span>
+                    </div>
+                    {note && <p className="mt-0.5 text-[8px] text-[#3a5570] leading-tight">{note}</p>}
                 </div>
-                {stocks.map((stock: Position) => (
+                {stocks.map((stock) => (
                     <PortfolioItem
-                        key={stock.stock_code}
+                        key={`${label}-${stock.stock_code}`}
                         stock={stock}
                         livePrices={livePrices}
                         selectedStock={selectedStock}
@@ -259,7 +311,7 @@ const PortfolioPanel = React.memo(({
                         sellDisabled={sellDisabled}
                     />
                 ))}
-            </>
+            </section>
         )
     }
 
@@ -272,11 +324,17 @@ const PortfolioPanel = React.memo(({
                     보유 종목
                 </h3>
                 <div className="flex items-center gap-1">
-                    {dayStocks.length > 0 && (
-                        <span className="text-[8px] font-mono text-[#f97316] bg-[#f97316]/10 px-1.5 py-px rounded-sm">데이 {dayStocks.length}</span>
+                    {groups.daytrading.length > 0 && (
+                        <span className="text-[8px] font-mono text-[#f97316] bg-[#f97316]/10 px-1.5 py-px rounded-sm">데이 {groups.daytrading.length}</span>
                     )}
-                    {swingStocks.length > 0 && (
-                        <span className="text-[8px] font-mono text-[#a78bfa] bg-[#a78bfa]/10 px-1.5 py-px rounded-sm">스윙 {swingStocks.length}</span>
+                    {groups.swing.length > 0 && (
+                        <span className="text-[8px] font-mono text-[#a78bfa] bg-[#a78bfa]/10 px-1.5 py-px rounded-sm">스윙 {groups.swing.length}</span>
+                    )}
+                    {groups.manual.length > 0 && (
+                        <span className="text-[8px] font-mono text-[#eab308] bg-[#eab308]/10 px-1.5 py-px rounded-sm">수동 {groups.manual.length}</span>
+                    )}
+                    {groups.overseas.length > 0 && (
+                        <span className="text-[8px] font-mono text-[#22c55e] bg-[#22c55e]/10 px-1.5 py-px rounded-sm">해외 {groups.overseas.length}</span>
                     )}
                     <span className="text-[8px] font-mono text-[#2b65d9] bg-[#2b65d9]/10 px-1.5 py-px rounded-sm">{total}</span>
                 </div>
@@ -290,8 +348,10 @@ const PortfolioPanel = React.memo(({
                     </div>
                 ) : total > 0 ? (
                     <>
-                        {renderGroup(dayStocks, '데이트레이딩', <Clock className="w-2.5 h-2.5 text-[#f97316]" />, 'text-[#f97316]')}
-                        {renderGroup(swingStocks, '스윙', <TrendingUp className="w-2.5 h-2.5 text-[#a78bfa]" />, 'text-[#a78bfa]')}
+                        {renderGroup(groups.daytrading, '데이트레이딩', <Clock className="w-2.5 h-2.5 text-[#f97316]" />, 'text-[#f97316]', '15:20 자동 청산 (당일 청산 원칙)')}
+                        {renderGroup(groups.swing, '스윙', <TrendingUp className="w-2.5 h-2.5 text-[#a78bfa]" />, 'text-[#a78bfa]')}
+                        {renderGroup(groups.manual, '수동 / 외부', <UserCircle className="w-2.5 h-2.5 text-[#eab308]" />, 'text-[#eab308]', '자동 청산 대상 아님 - 직접 청산 필요')}
+                        {renderGroup(groups.overseas, '해외', <Globe className="w-2.5 h-2.5 text-[#22c55e]" />, 'text-[#22c55e]', undefined, true)}
                     </>
                 ) : (
                     <div className="h-full flex flex-col items-center justify-center text-[#3a5570] p-4 text-center">
diff --git a/frontend/src/utils/portfolioGrouping.ts b/frontend/src/utils/portfolioGrouping.ts
new file mode 100644
index 0000000..03dd7e8
--- /dev/null
+++ b/frontend/src/utils/portfolioGrouping.ts
@@ -0,0 +1,77 @@
+/**
+ * portfolioGrouping.ts — 보유종목 그룹 분류 (순수 함수, 표시 전용)
+ *
+ * 우선순위:
+ * 1. DT 엔진 인메모리 포지션(/daytrading/positions) 수량 -> 데이트레이딩
+ * 2. 행의 strategy_type: daytrading/day_trade -> 데이트레이딩(엔진 수량을 모를 때 행 전체)
+ *    external/manual -> 수동/외부, us_swing -> 해외, swing/NULL -> 스윙
+ * Portfolio 는 stock_code UNIQUE 라 스윙+DT 수량이 합산돼 있으므로 DT 엔진 수량을 빼서 나눈다.
+ */
+import { Position } from '../types/trading'
+
+export type PortfolioGroupKey = 'daytrading' | 'swing' | 'manual' | 'overseas'
+
+export interface GroupedHolding extends Position {
+    /** 합산 행에서 DT 수량을 알 수 없어 DT 가 포함됐을 수 있음 */
+    dtIncluded?: number
+    /** 스윙+DT 합산 행에서 분할된 카드(1) — 수동매도는 DT 몫부터 차감되므로 청산 비활성 */
+    isSplit?: number
+}
+
+export type PortfolioGroups = Record<PortfolioGroupKey, GroupedHolding[]>
+
+const DT_TYPES = new Set(['daytrading', 'day_trade'])
+const MANUAL_TYPES = new Set(['external', 'manual'])
+
+export function classifyStrategyType(type?: string | null): PortfolioGroupKey {
+    const t = (type ?? '').toLowerCase()
+    if (DT_TYPES.has(t)) return 'daytrading'
+    if (MANUAL_TYPES.has(t)) return 'manual'
+    if (t === 'us_swing') return 'overseas'
+    return 'swing'
+}
+
+/**
+ * @param holdings 보유 행 (Portfolio)
+ * @param dtPositions DT 엔진 포지션. undefined=조회 전/실패(수량 불명), 배열=확정
+ */
+export function groupHoldings(
+    holdings: Position[] | undefined,
+    dtPositions: Position[] | undefined,
+): PortfolioGroups {
+    const groups: PortfolioGroups = { daytrading: [], swing: [], manual: [], overseas: [] }
+    const dtKnown = dtPositions !== undefined
+    const dtQty = new Map<string, number>()
+    for (const d of dtPositions ?? []) {
+        if (Number(d.quantity) > 0) dtQty.set(d.stock_code, Number(d.quantity))
+    }
+    const rowCodes = new Set((holdings ?? []).map(h => h.stock_code))
+
+    // DT 엔진에는 있으나 Portfolio 행이 아직 없는 포지션도 DT 그룹에 표시
+    for (const d of dtPositions ?? []) {
+        if (Number(d.quantity) > 0 && !rowCodes.has(d.stock_code)) groups.daytrading.push(d)
+    }
+
+    for (const row of holdings ?? []) {
+        const rowQty = Number(row.quantity || 0)
+        const kind = classifyStrategyType(row.strategy_type)
+        const dq = dtQty.get(row.stock_code) ?? 0
+
+        if (dq > 0) {
+            const dtShown = Math.min(dq, rowQty)
+            const rest = rowQty - dtShown
+            groups.daytrading.push({ ...row, quantity: dtShown, strategy_type: 'daytrading', isSplit: rest > 0 ? 1 : undefined })
+            if (rest > 0) groups[kind === 'daytrading' ? 'swing' : kind].push({ ...row, quantity: rest, isSplit: 1 })
+            continue
+        }
+        if (kind === 'daytrading') {
+            groups.daytrading.push(row)
+        } else if (kind === 'swing' && !dtKnown) {
+            // 엔진 수량을 알 수 없는 스윙 행 — DT 가 합산됐을 수 있음
+            groups.swing.push({ ...row, dtIncluded: 1 })
+        } else {
+            groups[kind].push(row)
+        }
+    }
+    return groups
+}