diff --git a/src/frontend/apps/web/app/stock/[stockSlug]/page.tsx b/src/frontend/apps/web/app/stock/[stockSlug]/page.tsx
index d1353627..2d1ec17d 100644
--- a/src/frontend/apps/web/app/stock/[stockSlug]/page.tsx
+++ b/src/frontend/apps/web/app/stock/[stockSlug]/page.tsx
@@ -28,7 +28,7 @@ export default function StockDetailsPage({ params }) {
         >
           <ChevronLeft size={28} />
         </Link>
-        <StockDetailLayout />
+        <StockDetailLayout stockSlug={stockSlug} />
       </div>
 
       <div className="pl-2 basis-[55%] flex-shrink-0 min-w-0">
diff --git a/src/frontend/apps/web/src/features/stock/lib/stock-chart.util.ts b/src/frontend/apps/web/src/features/stock/lib/stock-chart.util.ts
index 0fd46050..132220fa 100644
--- a/src/frontend/apps/web/src/features/stock/lib/stock-chart.util.ts
+++ b/src/frontend/apps/web/src/features/stock/lib/stock-chart.util.ts
@@ -30,15 +30,17 @@ const formatChartData = <T>(
   formatFn: (item: StockChartAPIResponse, time: Time) => T,
 ): T[] => {
   return response
-    .map((item) => {
-      const formattedTime = formatTimeForChart(
-        item.businessDate,
-        item.tradingTime,
-      );
-      if (!formattedTime) return null;
-      return formatFn(item, formattedTime);
-    })
-    .filter((item): item is T => item !== null);
+    ? response
+        .map((item) => {
+          const formattedTime = formatTimeForChart(
+            item.businessDate,
+            item.tradingTime,
+          );
+          if (!formattedTime) return null;
+          return formatFn(item, formattedTime);
+        })
+        .filter((item): item is T => item !== null)
+    : [];
 };
 
 export const formatCandleChart = (
@@ -46,7 +48,7 @@ export const formatCandleChart = (
 ): CandleChart[] =>
   formatChartData<CandleChart>(response, (item, time) => ({
     time,
-    open: parseFloat(item.openPrice),
+    open: parseFloat(item.openPrice ?? item.openingPrice),
     high: parseFloat(item.highPrice),
     low: parseFloat(item.lowPrice),
     close: parseFloat(item.currentPrice),
diff --git a/src/frontend/apps/web/src/features/stock/model/chart.types.ts b/src/frontend/apps/web/src/features/stock/model/chart.types.ts
new file mode 100644
index 00000000..5f802dcc
--- /dev/null
+++ b/src/frontend/apps/web/src/features/stock/model/chart.types.ts
@@ -0,0 +1,20 @@
+import { Time } from 'lightweight-charts';
+
+export enum ChartType {
+  Candlestick = 'candlestick',
+  Line = 'line',
+  Histogram = 'histogram',
+}
+
+export type CandleChart = {
+  time: Time;
+  open: number;
+  high: number;
+  low: number;
+  close: number;
+};
+
+export type DefaultChart = {
+  time: Time;
+  value: number;
+};
diff --git a/src/frontend/apps/web/src/features/stock/model/index.ts b/src/frontend/apps/web/src/features/stock/model/index.ts
index ae99d1a6..011fd6ec 100644
--- a/src/frontend/apps/web/src/features/stock/model/index.ts
+++ b/src/frontend/apps/web/src/features/stock/model/index.ts
@@ -1,10 +1,6 @@
-export {
-  type Stock,
-  type StockChartAPIResponse,
-  type CandleChart,
-  type DefaultChart,
-  ChartType,
-} from './stock.types';
+export type { StockTable, StockChartAPIResponse, StockWS } from './stock.types';
+export { type CandleChart, type DefaultChart, ChartType } from './chart.types';
 export { columns } from './stocks-table.columns';
 export { dummyStockData, dummyRealTime } from './stock.mock';
 export { useStockChart } from './use-stock-chart';
+export { useStockWebSocket } from './use-stock-websocket';
diff --git a/src/frontend/apps/web/src/features/stock/model/stock.constants.ts b/src/frontend/apps/web/src/features/stock/model/stock.constants.ts
new file mode 100644
index 00000000..b0c03bc8
--- /dev/null
+++ b/src/frontend/apps/web/src/features/stock/model/stock.constants.ts
@@ -0,0 +1,7 @@
+export const STOCKS = {
+  'samsung-electronics': { code: '005930', name: '삼성전자' },
+  'sk-hynix': { code: '000660', name: 'SK하이닉스' },
+  kakao: { code: '035720', name: '카카오' },
+  naver: { code: '035420', name: 'NAVER' },
+  'hanwha-aerospace': { code: '012450', name: '한화에어로스페이스' },
+} as const;
diff --git a/src/frontend/apps/web/src/features/stock/model/stock.types.ts b/src/frontend/apps/web/src/features/stock/model/stock.types.ts
index aefc3c0e..fb217dfb 100644
--- a/src/frontend/apps/web/src/features/stock/model/stock.types.ts
+++ b/src/frontend/apps/web/src/features/stock/model/stock.types.ts
@@ -1,6 +1,4 @@
-import { Time } from 'lightweight-charts';
-
-export type Stock = {
+export type StockTable = {
   id: string;
   name: string;
   currPrice: string;
@@ -13,30 +11,25 @@ export type StockChartAPIResponse = {
   businessDate: string;
   tradingTime: string;
   currentPrice: string;
-  openPrice: string;
+  openPrice?: string;
+  openingPrice?: string;
   highPrice: string;
   lowPrice: string;
   tradingVolume: string;
   totalTradeAmount: string;
 };
 
-export enum ChartType {
-  Candlestick = 'candlestick',
-  Line = 'line',
-  Histogram = 'histogram',
-}
-
-export type CandleChart = {
-  time: Time;
-  open: number;
-  high: number;
-  low: number;
-  close: number;
-};
-
-export type DefaultChart = {
-  time: Time;
-  value: number;
+export type StockWS = {
+  code: string;
+  htsKorIsnm: string;
+  stckBsopDate: string;
+  stckCntgHour: string;
+  stckPrpr: string;
+  stckOprc: string;
+  stckHgpr: string;
+  stckLwpr: string;
+  cntgVol: string;
+  acmlTrPbmn: string;
 };
 
 export type RealTimeStock = {
diff --git a/src/frontend/apps/web/src/features/stock/model/use-stock-chart.ts b/src/frontend/apps/web/src/features/stock/model/use-stock-chart.ts
index 7a10c8bd..cd8b0ad1 100644
--- a/src/frontend/apps/web/src/features/stock/model/use-stock-chart.ts
+++ b/src/frontend/apps/web/src/features/stock/model/use-stock-chart.ts
@@ -9,7 +9,7 @@ import {
   LineSeries,
   HistogramSeries,
 } from 'lightweight-charts';
-import { CandleChart, ChartType, DefaultChart } from './stock.types';
+import { CandleChart, ChartType, DefaultChart } from './chart.types';
 
 export const useStockChart = (
   chartType: ChartType,
diff --git a/src/frontend/apps/web/src/features/stock/model/use-stock-websocket.tsx b/src/frontend/apps/web/src/features/stock/model/use-stock-websocket.tsx
new file mode 100644
index 00000000..d84e60de
--- /dev/null
+++ b/src/frontend/apps/web/src/features/stock/model/use-stock-websocket.tsx
@@ -0,0 +1,44 @@
+import { useCallback } from 'react';
+
+import { useQueryClient } from '@tanstack/react-query';
+
+import { useStompWebSocket } from '@/src/shared/providers';
+import { QUERY_KEYS } from '@/src/shared/services';
+
+export const useStockWebSocket = () => {
+  const queryClient = useQueryClient();
+  const { client, isConnected } = useStompWebSocket();
+
+  const subscribe = useCallback(() => {
+    if (!client) {
+      console.error(' WebSocket Client가 없습니다.');
+      return;
+    }
+
+    if (!isConnected) {
+      console.warn('WebSocket이 아직 연결되지 않았습니다. 구독을 대기합니다.');
+      return;
+    }
+
+    console.log(`Subscribing to /subscribe/stock`);
+    const subscription = client.subscribe(`/subscribe/stock`, (message) => {
+      try {
+        const payload = JSON.parse(message.body);
+        console.log('Received:', payload);
+
+        queryClient.setQueryData(
+          QUERY_KEYS.stock(payload.code),
+          (prev: any[] = []) => [...prev, payload],
+        );
+      } catch (error) {
+        console.error('메시지 파싱 실패:', error);
+      }
+    });
+
+    return () => {
+      subscription.unsubscribe();
+    };
+  }, [client, isConnected, queryClient]);
+
+  return { subscribe };
+};
diff --git a/src/frontend/apps/web/src/features/stock/ui/stock-chart-container.tsx b/src/frontend/apps/web/src/features/stock/ui/stock-chart-container.tsx
index 7aad4501..ca3d1fe8 100644
--- a/src/frontend/apps/web/src/features/stock/ui/stock-chart-container.tsx
+++ b/src/frontend/apps/web/src/features/stock/ui/stock-chart-container.tsx
@@ -1,13 +1,28 @@
+'use client';
+
 import {
   ResizableHandle,
   ResizablePanel,
   ResizablePanelGroup,
 } from '@workspace/ui/components';
 import StockChartItem from './stock-chart-item';
-import { ChartType, dummyStockData } from '../model';
+import { ChartType, StockChartAPIResponse, useStockWebSocket } from '../model';
+import { useEffect } from 'react';
+import { useQuery, useQueryClient } from '@tanstack/react-query';
+import { QUERY_KEYS } from '@/src/shared/services';
+
+const StockChartContainer = ({ stockCode }: { stockCode: string }) => {
+  const queryClient = useQueryClient();
+  const { subscribe } = useStockWebSocket();
+
+  useEffect(() => {
+    return subscribe();
+  }, [subscribe]);
 
-const StockChartContainer = () => {
-  const data = dummyStockData;
+  const { data: stockData } = useQuery<StockChartAPIResponse[]>({
+    queryKey: QUERY_KEYS.stock(stockCode),
+    queryFn: () => queryClient.getQueryData(QUERY_KEYS.stock(stockCode)),
+  });
   return (
     <ResizablePanelGroup direction="vertical">
       <ResizablePanel
@@ -17,7 +32,7 @@ const StockChartContainer = () => {
         className="flex items-center justify-center bg-gray-200"
       >
         <StockChartItem
-          data={data}
+          data={stockData}
           type={ChartType.Candlestick}
         />
       </ResizablePanel>
@@ -29,7 +44,7 @@ const StockChartContainer = () => {
         className="flex items-center justify-center bg-gray-300"
       >
         <StockChartItem
-          data={data}
+          data={stockData}
           type={ChartType.Histogram}
         />
       </ResizablePanel>
diff --git a/src/frontend/apps/web/src/features/stock/ui/stock-detail-layout.tsx b/src/frontend/apps/web/src/features/stock/ui/stock-detail-layout.tsx
index 25cbf242..0a5a1bc9 100644
--- a/src/frontend/apps/web/src/features/stock/ui/stock-detail-layout.tsx
+++ b/src/frontend/apps/web/src/features/stock/ui/stock-detail-layout.tsx
@@ -1,14 +1,21 @@
+import { STOCKS } from '../model/stock.constants';
 import StockChartContainer from './stock-chart-container';
 import StockInfoContainer from './stock-info-container';
 
-const StockDetailLayout = () => {
+const StockDetailLayout = ({ stockSlug }: { stockSlug: string }) => {
+  const stockCode = STOCKS[stockSlug].code;
+  const stockName = STOCKS[stockSlug].name;
+
   return (
     <div className="w-full h-full flex flex-col min-w-0">
       <div className="h-[120px]">
-        <StockInfoContainer />
+        <StockInfoContainer
+          stockCode={stockCode}
+          stockName={stockName}
+        />
       </div>
       <div className="h-full rounded-md overflow-hidden">
-        <StockChartContainer />
+        <StockChartContainer stockCode={stockCode} />
       </div>
     </div>
   );
diff --git a/src/frontend/apps/web/src/features/stock/ui/stock-info-container.tsx b/src/frontend/apps/web/src/features/stock/ui/stock-info-container.tsx
index e1c1f510..a3b18ddf 100644
--- a/src/frontend/apps/web/src/features/stock/ui/stock-info-container.tsx
+++ b/src/frontend/apps/web/src/features/stock/ui/stock-info-container.tsx
@@ -1,7 +1,13 @@
 import StockInfo from './stock-info';
 import StockLogo from './stock-logo';
 
-const StockInfoContainer = () => {
+const StockInfoContainer = ({
+  stockCode,
+  stockName,
+}: {
+  stockCode: string;
+  stockName: string;
+}) => {
   return (
     <div className="h-full flex flex-row justify-start items-center gap-3 min-w-0">
       <StockLogo />
diff --git a/src/frontend/apps/web/src/features/stock/ui/stocks-list-table.tsx b/src/frontend/apps/web/src/features/stock/ui/stocks-list-table.tsx
index 556e915f..63276b53 100644
--- a/src/frontend/apps/web/src/features/stock/ui/stocks-list-table.tsx
+++ b/src/frontend/apps/web/src/features/stock/ui/stocks-list-table.tsx
@@ -11,7 +11,7 @@ import {
   useReactTable,
 } from '@tanstack/react-table';
 import { useState } from 'react';
-import { columns } from '../model';
+import { StockTable, columns } from '../model';
 import {
   Button,
   DropdownMenu,
diff --git a/src/frontend/apps/web/src/shared/services/apis/querykey.ts b/src/frontend/apps/web/src/shared/services/apis/querykey.ts
index 74d51252..76bc649f 100644
--- a/src/frontend/apps/web/src/shared/services/apis/querykey.ts
+++ b/src/frontend/apps/web/src/shared/services/apis/querykey.ts
@@ -1,6 +1,7 @@
 export const QUERY_KEYS = {
   messages: (channelId: number) =>
     ['messages', `/subscribe/chat.${channelId}`] as const,
+  stock: (stockCode: string) => ['stock', stockCode] as const,
   forwardHistory: (channelId: number) => ['forwardHistory', channelId] as const,
   reverseHistory: (channelId: number) => ['reverseHistory', channelId] as const,
   workspaceList: (workspaceId: number) =>